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Burgmann Mechanical Seals Conventional and Gas-lubricated for Pumps, Compressors, Agitators and Similar Applications. Design Manual 15.4 Seal Supply Systems and Components PDF

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Preview Burgmann Mechanical Seals Conventional and Gas-lubricated for Pumps, Compressors, Agitators and Similar Applications. Design Manual 15.4 Seal Supply Systems and Components

Your partner for sealing technology worldwide 4 . 5 1 l a u n a M n g Burgmann 4 i . s 5 e 1 D Mechanical Seals s al l a u e n S a l Conventional and Gas-lubricated M a c i for Pumps, Compressors, n n g a i h Agitators and Similar Applications. s c e e D M Seal Supply Systems N N and Components. A M G R U B EagleBurgmann in your vicinity Service Center Ost GREAT BRITAIN SWEDEN INDIA NIGERIA TAIWAN Germany Airpark Merseburg EagleBurgmann Industries EagleBurgmann Sweden AB Burgmann India PVT. LTD. Sealing Engineering Services EagleBurgmann Taiwan Co. Ltd. Hans-Grade-Straße 4 UK LP Svärmaregatan 3 A.K. Industrial Estate Ltd. 1F No. 7, Lane 144 Chi Lin Rd. Kundenbetreuungs-Center D-06217 Merseburg 12, Welton Road S-60361 Norrköping Madina Manzil Compound 82 St. Finbarr's College Road Taipei Nord / Werksbüro Bremen Phone +49 / 3461/ 84 29 20 Wedgnock Industrial Estate Phone +46 /11 /14 00 05 S.V. Road, Goregaon (West) Akoka / Yaba, Lagos Taiwan, R.O.C. Postweg 190 Telefax +49 / 3461/ 84 29 30 GB-Warwick CV 34 5PZ Telefax +46 /11 /14 00 15 Bombay 400 062 Phone +234 /1/ 82 59 09 Phone +886 -2- 2581 0040 DPTeh-2loe1nf2ae1x +8 + 4S49e9e / v /e4 4t1a10l0 5/5 B/ /e6 6c77k5e50d0-o0-1rf93 SIDme-6 rW7v5iinc4ke7e lWC 4eonrmtesr Rhein-Main PTKehEloe-nBfaeux +r +g4m444a / n/1n19 92U26.6K / . /4 411 7 766 0 107 (cid:38)BS(cid:66)-o4x(cid:72)0 (cid:77)21(cid:70)23(cid:1)3(cid:42)5(cid:79) G(cid:69)ö(cid:86)t(cid:84)e(cid:85)b(cid:83)o(cid:74)(cid:76)rg(cid:80)(cid:78)(cid:81)(cid:80)(cid:79)(cid:70)(cid:79)(cid:85)(cid:70)(cid:83)(cid:1)(cid:34)(cid:35) PTKehEloe-nBfaeux +r +g9m911a/ /n2 n22 2 / /2 288 7 744 1 858 3140 TOOeMvleeAfraNsxe +as2 3P4e t/r1o/le 8u2m 5 9 09 TTEeHalgAelfIeaLxAB Nu+rD8g8m6a -n2n- 2(5T2h3a i2la7n9d3) Kundenbetreuungs-Center Phone +49 / 6241 / 93 25 20 Eaton Bank, Congleton Tel. +46 / 31 / 58 68 50 Flexibles India Pvt. Ltd. Equipment Co. L.L.C. Co. Ltd. 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SbetLteswt.tAi-dne. ., UPTUE1HPT(cid:44)2HUPTVBCECEPTVB9HPTUBCCS1eeeee7ddhhhaahhaóaaEIrSoeSoRuai0(cid:38)EullllllioooolroAosdn0gub NAAv0eeeeerpUf(cid:14)laTgCiennn.nnitigsr 0l(cid:35)fffffil3 gcaEaGcNuoLlehaaaaac eeeeetMm aio5(cid:86)a 6 oZanyUixxxxxoC A BoFS s n++++ + (cid:83)y Ui, CMaoAP MéBTru c+++++(cid:72).,F,LaK EnonYA u,oo51158rraD(cid:78)i Tntnroe51158Ln sgnn1.9 84n/rdeTtdeo/nthA9 84te (cid:66)m/ tt8 r.ax /ra.7rokt ,d //o8 1o8a(cid:79) a ul7C1 ,//r.a8 Pne/R 528s i31 (cid:79)c1i8 /VvC3Sng528it1 o 12k9 s(cid:1)e3ye871V1a / u29 na(cid:54)y o 2,S/r / n79l e-c/ /8d 2 8 / l V (cid:52)4t e//0eDI9r82 n/0Mr 27 e1ni9z(cid:34) e/42 27 e,re400929 ,u 3.2 doe40 (cid:1)4t 92L61z3 e1n9(cid:42)2ntu634 a (cid:79)u,9l8a3t 04 0a0s 32e93 D(cid:68)em0U0762t09 v55(cid:15)lir041 3r i90s(cid:1)a4b id84 931te158 i6é7r594nC is25oc 14a. 4-t 8L 4AU1P.Y Service Center Bayern Odinsvej 1, Box 129 SLOVENIA (CRO, BIH, MAC, YU) 47500 Petaling Jaya Ethiopia, Uganda, Tanzania Burgmannstr. 1 DK-6950 Ringkobing Branch Office Slovenia COLOMBIA Phone +60 / 3 / 56 34 86 24 D-82547 Eurasburg Phone +45 / 96 74 28 00 Malci Beliceve 37 William Tobon & Cia. Telefax +60 / 3 / 56 34 97 42 PTehloenfaex + +4499 / /8 8117711/ /2 233 1 176 3 673 TFeINleLfaAxN +D45 / 97 32 36 31 SPTehLlOoen-f1aex 0+ 0+033 8L86j6u / b /l( j0(a0)n1)a1/ /4 22 357 1 450 5 577 CSPrah.no 7tna e-f é+6 4d5e 7- B 5/o 01g -o /tE a2x t1. 310 716 75 MEaEgXlIeCBOurgmann Mexico Service Center Köln KE-Burgmann Finland Oy Mobile +386 / (0)41/66 13 15 Telefax +57 / 1 / 2 11 76 75 S.A. de C.V. Gewerbegebiet Rheinbogen Expansion Joints Calzada de Guadalupe Vorgebirgsstr. 27 P.O. Box 139, Ensimmäinen Savu SLOWAKIAN REPUBLIC CYPRUS & LEBANON Num. 350-6, Col. El Cerrito D-50389 Wesseling SF-01510 Vantaa EagleBurgmann Czech s.r.o. TRCI Ltd. C.P. 54720, Cuautitlán Izcalli, Phone +49 / 2236 / 38 33 50 Phone +358 / 9 / 82 55 01 Na Drahach 1364 122, Limassol Ave. PO Box 24371 Estado de México, Mexico City Telefax +49 / 2236 / 38 33 70 Telefax +358 / 9 / 82 55 02 00 CZ-15600 Praha 5 Zbraslav 1703 Nicosia, Cyprus Phone +52 / 55 / 58 72 53 93 Service Center Marl Tiivistetekniikka Oy PTehloenfaex + +442200 / /2 2 / /5 577 9 922 0 055 0 058 PTehloenfaex+ +35375 72 22 24 24 27 93 08 021 Telefax +52 / 55 / 58 72 64 93 Burgmann Industries Geb. 1192, PB 14 Mäkituvantie 5 MOROCCO Paul-Baumann-Str. 1 SF-01510 Vantaa Technosam s.r.o. ECUADOR Petro-Mat GmbH & Co. KG D-45764 Marl Phone +358 / 207 65 171 Galvaniho 2/A Petroconsultant S.A. Angle Rue Michel de l'Hôpital Phone +49 / 2365 / 4 98 61 64 Telefax +359 / 207 65 20 07 SK-82104 Bratislava Fco. de Goya 262 et Rue Jules Cesar Telefax +49 / 2365 / 4 98 61 60 Phone +421 / 2 / 43 41 35 85 Urb. Los Cipresses II Casablanca 05 Äußere Sauerlacher Str. 6–10 Service Center Nord FBRuArgNmCEann S.A.S. Telefax +421 / 2 / 43 41 36 03 EP.lO C. oBnodxa d1o7-17-1254, Quito PTehloenfaex + +221122 / /2 24400 / /8179 9 399 D-82515 Wolfratshausen P21o2s1tw8e Sge 1e9ve0t al / Beckedorf Z1o0n6e/ 1d’0A8c tRivoituét el edse P Ceorrrimeresilles SEaPAgIlNeBurgmann Ibérica S.A. PTehloenfaex + +559933 / /2 2 / /4 499 1 375 5029 NEW ZEALAND Phone +49(0)8171/23-0 Phone +49 / 4105 / 6750-0 BP 96, F-78505 Sartrouville Avda. de Quitapesares, 40 EagleBurgmann New Zealand Ltd. Telefax +49(0)8171/231214 Telefax +49 / 4105 / 6750-191 Phone +33 / 1/ 30 86 50 20 E-28670 Villaviciosa de Odón, Madrid EGYPT P.O. Box 34285, Birkenhead, Telefax +33 /1/ 39 15 16 07 Phone +34-91-616 66 01 Alimex Alexandria 3 Parity Place, Glenfield, Auckland www.eagleburgmann.com Telefax +34-91-616 66 81 Import Export Phone +64 / 9 / 8 36 82 15 258 Abdel Salam Aref Str. Telefax +64 / 9 / 8 36 17 63 Louran - El Saray All technical specifications are based on extensive tests and our many years of (cid:53)(cid:73)(cid:70)(cid:1)(cid:88)(cid:80)(cid:83)(cid:77)(cid:69)(cid:88)(cid:74)(cid:69)(cid:70) APhleoxnaen d+ri2a0 P /O 3B /3 153 81 00 60 esexrpveer ioennlcy ea.s T ghuei ddei vvearlsuietys .o Wf ep omsusisbt lbee a npoptliifcieadti oonf sth me eexaancst, choonwdeitvioenrs, tohfa at ptphleicya ctiaonn (cid:34)(cid:77)(cid:77)(cid:74)(cid:66)(cid:79)(cid:68)(cid:70)(cid:1)(cid:71)(cid:80)(cid:83)(cid:1)(cid:52)(cid:70)(cid:66)(cid:77)(cid:74)(cid:79)(cid:72)(cid:1)(cid:53)(cid:70)(cid:68)(cid:73)(cid:79)(cid:80)(cid:77)(cid:80)(cid:72)(cid:90) Telefax+20 / 3 / 5 81 00 65 before we can provide any guarantee for a specific case. Subject to change. Contents Contents 3 Seal Selection by Media 25 Mechanical Seals for Pumps and Compressors 67 Gas-lubricated Mechanical Seals for Pumps, Mixers, Compressors Gas Supply Systems 83 Mechanical Seals for Agitators, Mixers and Reactors 95 Supply Systems and Components for liquid-lubricated Mechanical Seals 115 Case Examples and Recommendations for Applications 139 Notes on Design, Installation and Operation The Burgmann Important Note: 2 Alpha-numerical Design Manual for All the technical references are based on extensive tests and our many years of Product Index Mechanical Seals experience. The diversity of possible listing all the mechanical seals is now available in the applications means, that they can serve in this catalogue and a Internet. as guide values only. No guarantee can Keyword Index At www.burgmann.com be given for a specific case unless the you will not only find exact conditions of application are know Table of Materials to use and confirmed in a special agree- all the main seals covered ment. For particularly critical conditions see inside back cover. by this catalogue but of operation, e. g. involving a mixture of also the CASS products, we recommend you consult Seal Selection Program with our specialist engineers. It should be and a great deal more noted that the maximum values of each operating parameter cannot be applied at besides. the same time. Subject to change. 1 Burgmann Mechanical Seals Design Manual 15.4 Index Product Index Keyword Index AGS . . . . . . . . . . . . . .69, 76, 121 M78N . . . . . . . . . . . . . . . . .30, 31 Agglomerator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .138 Pump, flume water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137 AGS461... . . . . . . . . . . . .76, 77, 88 M7F . . . . . . . . . . . . . . . . . . . . .31 Agitator bead mill . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123 Pump, gas oil service . . . . . . . . . . . . . . . . . . . . . . . . . . . .125 AGS481... . . . . . . . . . . . . . . .76, 86 M7N . . . . .30, 122, 136, 133, 143 Ammonia compressor . . . . . . . . . . . . . . . . . . . . . . . . . . . .119 Pump, gear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122 AGSR . . . . . . . . . . . .69, 76, 77, 90 M7N/H7N . . . . . . . . . . . . . .32, 48 API 682 / ISO 21049 . . . . . . . . . .97, 104, 124, 126, 141, 148 Pump, GLP delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .125 Cartex-GSD . . . . . .58, 69, 72, 125 M7N/M7N . . . . . . . . . . . . . .32, 48 Axial runout tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . . .145 Pump, home and garden . . . . . . . . . . . . . . . . . . . . . . . .26, 38 Cartex-SN,-SNO,-QN/TN,-DN,-HDN . . M7S2 . . . . . . . . . . . . . . . . . . . .31 Bottom entry drive . . . . . . . . . . . . . . . . . . . . . . . . . . .93, 123 Pump, hot water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .129 . . . . . . . . . . . . . . . . . . . . .58, 59 MAA . . . . . . . . . . . . . . . . . .97, 112 Buffer fluid systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96 Pump, juice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137 CGSH-KD . . . . . . . . . . .69, 71, 123 MAF . . . . . . . . . . . . . . . . . .97, 112 Buffer fluid unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113 Pump, lubricating oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136 CGSH-K . . . . . . . . . . . . . . . .70, 71 MF95N . . . . . . . . . . . . . . . . . . .39 Buffer medium . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97 Pump, main delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . .117 CSR . . . . . . . . . . . . . . . . . . .71, 81 MFL65 . . . . . . . . . . .65, 125, 126 Calander . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .133 Pump, main feed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130 DGS . . . . . . . . . . . . . .69, 78, 119 MFL85F . . . . . . . . . . . . . . . . . .40 Chemicals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122 Pump, multiphase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .116 DHE . . . . . . . . . . . . . .97, 114, 121 MFL85GS . . . . . . . . . . .40, 69, 74 Circuit, open and closed . . . . . . . . . . . . . . . . . . . . . . . . . . .96 Pump, nitrogen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124 DRE . . . . . . . . . . . . . . . . . .97, 114 MFL85N . .40, 123, 126, 133, 134 Circulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96 Pump, non-clogging . . . . . . . . . . . . . . . . . . . . . . . . .134, 135 DRU . . . . . . . . . . . . . . . . . .97, 105 MFLC-GS . . . . . . . . . . . . . . . . .124 Circulation systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97 Pump, pipeline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118 GSO-D . . . . . . . . . . . . . . . . .69, 73 MFLCT80 . . . . . . . . . . . . . . .40, 41 Clamping set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94, 146 Pump, plastic centrifugal . . . . . . . . . . . . . . . . . . . . . . . . . .123 GSS . . . . . . . . . . .69, 76, 125, 123 MFLW80... . . . . . . . . . . . .125, 133 Coal feed screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .121 Pump, pot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124 H127G115 . . . . . . . . . . . . . . . . .44 MFLW85S20 . . . . . . . . . . . . . . .124 Coal gasification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .121 Pump, pulp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .133 H12N . . . . . . . . . . . . . . . . . . . .44 MFLWT8040,41,124,125,126,145 Coal mining . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120 Pump, quench oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .125 H17GN . . . . . . . . . . . . . . .44, 127 MG/M3 . . . . . . . . . . . . . . . . . .134 Code for agitator seals . . . . . . . . . . . . . . . . . . . . . . . . . . . .94 Pump, raw sludge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134 H427GS1/35 . . . . . . . . . . . . . .120 MG1 .36,37,127,128,134,135,137 Code system EN 12756 . . . . . . . . . . . . . . . . . . . . . . . . . .140 Pump, refill hand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .106 H74(F)-D . . .48, 49, 122, 128, 131 MG12 . . . . . . . . . . . . . . . . . . . .36 Coefficient of friction . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142 Pump, residual oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .125 H74F . . . . . . . . . . . . . . . . . . . .144 MG13 . . . . . . . . . . . . . . . . . . . .37 Coking oven gas compressor . . . . . . . . . . . . . . . . . . . . . . .119 Pump, return . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124 H74F1 . . . . . . . . . . . . . . . . . . .129 MG1-45/G6 . . . . . . . . . . . . . . .123 Compressors . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78, 79, 119 Pump, screw . . . . . . . . . . . . . . . . . . .109, 116, 123, 125, 136 H74G15 . . . . . . . . . . . . . . . . . .129 MG1-G6 . . . . . . . . . . . . . . . . . .137 Concentricity tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . .145 Pump, standard centrifugal . . . . . . . . . . . . . . . . . . . . . . . .123 H75 . . . . . . . . . .47, 116, 126, 128 MG1S20 . . . . . . . . . . . . . . . . . .37 Condensate generation . . . . . . . . . . . . . . . . . . . . . . . . . . .103 Pump, standard chemical . . . . . . . . . . . . . . . . . . . . . . . . .122 H75-D . . . . . . . . . . . . . . . . . . .116 MG1S5 . . . . . . . . . . . . . . . . . .133 Conical spring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146 Pump, submersible-motor . . . . . . . . . . . . . . . . . . . . . . . . .135 H75F . . . . . . . . . . . . . . . . .47, 128 MG9... . . . . . . . . . . . . . . . . . . . .34 Contact unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107 Pump, sulfolan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .125 H75G115 . . . . . . . . . . . . . . . . .128 MR..(L)-D . . . . . . . . . . . . . . . . .90 Cooling coil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100 Pump, washing suspension, centrifugal . . . . . . . . . . . . . . . .131 H75G15 . . . . . . . . . . . . . . . . . . .46 MR33(L)-D . . . . . . . . . . . .91, 138 Cooling flange . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94 Pump, water injection . . . . . . . . . . . . . . . . . . . . . . . .117, 118 H75K . . . . . . . . . . . . . . . . . . . . .71 MR33S1-D . . . . . . . . . . . . . . . .138 Cooling water consumption . . . . . . . . . . . . . . . . . . . . . . . .142 Pumping screw . . . . . . . . . . . . . . . . . . . . . . . . . . .49, 62, 144 H75K/H75F . . . . . . . . . . . . . . .126 MR5LF-D . . . . . . . . . . . . . . . . . .91 Cutter head seal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120 Quarrying . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120 H75N . . . . . . . . . . . . . . . . . . . . .46 MR-D . . . . . . . . . . . . . . . .90, 137 Cyclone separator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111 Quench (installation) . . . . . . . . . . . . . . . . . . . . . . . . . .5, 97 H75N/H75F1 . . . . . . . . . . . . . .131 MRF-D17/65 . . . . . . . . . . . . . .123 Distributor unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114 Quench fluid tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98 H75S2/H75F1 / F2 . . . . . . . . . .124 Mtex-QN,-TN,-QNM,-TNM,-DN 60, 61 Double balanced . . . . . . . . . . . . . . . . . . . . . . . . . . .55, 59, 61 Radial clearance seal . . . . . . . . . . . . . . . . . . . . . . . . . .78, 81 H75S2/U5-H75F2/55 . . . . . . . .126 Mtex-GSD . . . . . . . . . . . . . . . . .74 Drive key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146 Refill unit, automatic . . . . . . . . . . . . . . . . . . . . . . . . . . . . .108 H75VN . . . . . . . . . . . . . . . . .47, 71 PDGS . . . . . . . . . . . . . . . .80, 119 Elastomer bellows . . . . . . . . . . . . . . . . . . . . . . . . . . . .34, 36 Refill unit, mobile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .125 H76(N) . . . . . . . . . . . . . . . .46,47 QFT1000 . . . . . . . . . . .98, 99, 131 Elastomer-free mechanical seal . . . . . . . . . . . . . . . . . . .74, 80 Refiner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132 H7F . . . . . . . . . . . . . . . . . .47, 128 RGS-D1/143 . . . . . . . . . . . . . . .125 External pressurization . . . . . . . . . . . . . . . . . . . . . . . . . . .143 Refinery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124 H7(N) . . . . . . . . . . . .46, 128, 143 RMG12 . . . . . . . . . . . . . . . . . . .37 Extrusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145 Residue combustion . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122 H7N/H7F3 . . . . . . . . . . . . . . . .124 S14/48 . . . . . . . . . . . . . . . . . .120 Filter dryer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .138 Roller bellows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39 H7N/H7N . . . . . . . . . . . . . . .32, 48 S2/245 . . . . . . . . . . . . . . . . . .120 Flash turbines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119 Roller head sea . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120 H7S2 . . . . . . . . . . . . . . . . . . . .129 Bulk head 3200 . . . . . . . . . . . .136 Flow meter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .106 Rotary joint for water . . . . . . . . . . . . . . . . . . . . . . . . . . . .120 H8 . . . . . . . . . . . . . . . . . . . . . . .66 SeccoMix® . . . . . . . . . . . . . . . .84 Flue gas desulphurization . . . . . . . . . . . . . . . . . . . . . . . . .131 Roughness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142 H10 . . . . . . . . . . . . . . . . . . . . . .66 SH . . . . . . . .62, 63, 116, 117, 118 Fluid quench . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96 Safety seal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71 HF(V) . . . . . . . . . . . . . . . . . . . .128 SH-D . . . . . . . . . . . . . . . . .63, 116 Flushing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96 Screw agitator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137 HF-D/93 . . . . . . . . . . . . . . . . . .118 SHF . . . . . . . . . . . . . .62, 128, 130 Gap width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142 Screw compressor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119 HFV-D4/120 . . . . . . . . . . . . . . .117 SHFV3/125 . . . . . . . . . . . . . . . .130 Gas groove shapes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68 Screw locking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145 HGH . . . . . . . . . . .50, 51, 127, 136 SHFV-D . . . . . . . . . . . . . . .62, 125 Gas quench . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96 Seal supply system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96 HJ42 . . . . . . . . . . . . . . . . . . . . . .43 SHJ92GS4 . . . . . . . . . . . . . . . .138 Gas separation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70 Sealing system with no cooling . . . . . . . . . . . . . . . . . . . . .129 HJ927GN . . . . . . . . . . . . . . . . . .42 SHJ97(7)G . . . . . . . . . . . .43, 138 Gas supply system . . . . . . . . .62, 65, 68, 69, 76, 81, 125, 148 Seat cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128, 129 HJ92N . . . . . . . . . . . . . . . . . . .42 SHPV . . . . . . . . . . . . . . . .62,130 Glass lined vessels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .88 Seat locking to EN 12756 . . . . . . . . . . . . . . . . . . . . . . . . .141 HJ977GN . . . . . .42, 133, 134, 137 SHR . . . . . . . . . . . . . . . . . . . . .52 Guide sleeve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55 Seat, hydraulically balanced . . . . . . . . . . . . . . . . . . . . . . . .93 HJ97G . . . . . . . . . . . . . . . . . . . .42 SHV . . . . . . . . . . . .116, 130, 131 Heat dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142 Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27, 28, 36, 40, 46 HPS . . . . . . . . . . . . . . . . . .97, 109 SHV-D . . . . . . . . . . . . . . . . . . .116 Heat exchanger . . . . . . . . . . . . . . . . . . . . . . . .109, 110, 111 Seawater desalination . . . . . . . . . . . . . . . . . . . . . . . . . . . .127 HR . . . .52, 53, 131, 132, 133, 134 SMS . . . . . . . . . . . . . . . . . . . . .81 Hot water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128 Sewage works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134 HRC . . . . . . . . . . . . . .54, 55, 122 SP 23 ... . . . . . . . . . . . . . . .97, 106 Installation instructions . . . . . . . . . . . . . . . . . . . . . . . . . . .145 Shipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136 HRC-GS3000N . . . . . . .54, 69, 122 SPA . . . . . . . . . . .97, 113, 121, 125 ISO 5199 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .99 Shrink disk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94, 146 HRGS-D . . . . . . . . . . . . . . . . . . .75 SPI . . . . . . . . . . . . . . . . . .97, 107 Jacket cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .129 Shut-down seal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94 HRGS-DC . . . . . . . . . . . . . . . . . .75 SPK . . . . . . . . . . . . . . . . .97, 107 Leakage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .143 Siding pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142 HRGS-DD . . . . . . . . . . . . . . . . . .75 SPL . . . . . . . . . . . . . . . . . .97, 107 Leakage drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94 Sliding velocity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142 HRK-D . . . . . . . . . . . . . . . . . . . .53 SPN . . . . .97, 106, 108, 118, 121 Level indicator, switch . . . . . . . . . . . . . . . . . . . . . . . . . . . .107 Snap locator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146 HRLS1/80 . . . . . . . . . . . . . . . . .131 SPS . . . . . . . . . . . . . . .97, 98, 107 Load factor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142 Soiled and sea water . . . . . . . . . . . . . . . . . . . . . . . . . . . .116 HRN . . . . . . . . . . . . . . . . . . . . .64 SPU . . . . . . . . . . . . . . . . . .97, 106 Low-emission seal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47 Special waste incineration . . . . . . . . . . . . . . . . . . . . . . . . .134 HRSV-D201/254 . . . . . . . . . . . .120 STD1 . . . . . . . . . . . . . . . . . . . . .94 Magnet filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112 Split mechanical seal . . . . . . . . . . . . . . . . . . . . . . . . .50, 127 HRZ/MG1 . . . . . . . . . . . . . . . . .137 Stern tube seal 4600 . . . . . . . .136 Metal bellows . . . . . . . . . . . . . . . . . . . . . . .40, 60, 65, 74, 80 Spring protection sleeve . . . . . . . . . . . . . . . . . . . . . . . . . . .54 HRZ1 . . . . . . . . . . . . . . . . . . . .52 TDGS . . . . . . . . . . . . . . . . . . . .80 Mineral oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .116, 118 Spring, product-protected . . . . . . . . . . . . . . . . . . . . . . . . . .42 HS...(L)-D . . . . . . . . . . . . .92, 143 TS1000/1016 . . . . . . . . . . .97, 100 Multiphase technology . . . . . . . . . . . . . . . . . . . . . . . . . . .116 Spring, Super-Sinus . . . . . . . . . . . . . . . . . . . . . . . . . . . . .143 HSH(V)(L)-D . . . . . . . . . . . . . . .93 TS2000/2001/2063 . . .97, 101, 123 Multipoint injection . . . . . . . . . . . . . . . . . . . . . . . . . . .60, 118 Steam quench . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96 HSH2/215 . . . . . . . . . . . . . . . .119 TS3000/3004/3007/3016 . .97, 103 Offshore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .116 Sterile process . . . . . . . . . . . . . . . . . . . .43, 52, 92, 103, 138 HSH-D . . . . . . . . . . . .93, 121, 132 TS6000/6002 . . . . . . . . . . .97, 104 Oil-lubricated mechanical seals . . . . . . . . . . . . . . . . . .63, 119 Submersible aerator . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134 HSHF1 . . . . . . . . . . . . . . .125, 128 Unitex® . . . . . . . . . . . . . . . . . . .56 Onshore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118 Submersible motor agitator . . . . . . . . . . . . . . . . . . . . . . . .135 HSHFB . . . . . . . . . . . . . . . . . . .130 VGM . . . . . . . . . . . . . . . . . . . .127 Paper industry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132 Sugar industry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137 HSHLU-D . . . . . . . . . . . . . .93, 121 VTE . . . . . . . . . . . . . . . . . .97, 114 Pipeline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .118, 127 Supply connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94 HSHU-D . . . . . . . . . . . . . . .93, 123 WDK . . . . . . . . . . . . . . . . .97, 109 Polymerization buffer . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94 Surface finish . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145 HSHV . . . . . . . . . . . . . . . . . . . .127 WED . . . . . . . . . . . . . .97, 131, 110 Polypropylene reactor . . . . . . . . . . . . . . . . . . . . . . . . . . . .123 Swimming-pool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .127 HSMR..(L)-D . . . . . . . . . . .90, 138 WEL . . . . . . . . . . . . . . . . .97, 110 Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142 Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .140 HSSHRS8-D . . . . . . . . . . . . . . .132 ZY . . . . . . . . . . . . . . .97, 111, 127 Power consumption due to friction . . . . . . . . . . . . . . . . . . .143 Table of materials . . . . . . . . . . . . . . . . . . . . . .Back cover flap HST1/119-TA2 . . . . . . . . . . . . . .117 Power stations . . . . . . . . . . . . . . . . . . . . . . . . . .62, 130, 131 Tandem arrangement . . . . . . . . . . . . . . . . . . . . . . . . .131, 135 HTS . . . . . . . . . . . . . . . . . . . . .129 Pressure booster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .105 Tank agitator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .131 LP(-D) . . . . . . . . . . . . . . . . . . .133 Pressure gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . .106, 107 Thermosiphon vessel, system . . . . . . .100, 101, 102, 103, 104 M2N . . . . . . . . . . . . . . . . . . . . .27 Pressure retention unit, control unit . . . . . . . . . . . . . . . . . .114 Threaded pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146 M3 . . . . . . . . . . . . . . . . . . . . .138 Pressure vessel regulations . . . . . . . . . . . . . . . . . . . . . . . .146 Top entry drive . . . . . . . . . . . . . . . . . . . . . . . . .86, 88, 92, 93 M32 . . . . . . . . . . . . . . . . .28, 136 Pulp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132 Torque transmission, drive . . . . . . . . . . . . . . . . . . .46, 94, 146 M37... . . . . . . . . . . . . . . . . .28, 29 Pulper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .133 TTV O-rings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146 M3N . . . . . . . . . . . . . . . . . . . . .28 Pulpwood grinder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132 Turbo compressor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119 M3S . . . . . . . . . . . . . . . . . . . . .28 Pump, ammonia . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123 Turbulence losses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142 M451 . . . . . . . . . . . . . . . . . . . .86 Pump, aseptic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .138 Turbulent mixing reactor . . . . . . . . . . . . . . . . . . . . . . . . . .123 M461 . . . . . . . . . . . . . . . . . . . .88 Pump, boiler water circulating . . . . . . . . . . . . . . . . . . .62, 130 Vapour pressure curves . . . . . . . . . . . . . . . . . . . . . . . . . . .144 M481 . . . . . . . . . . . . . . . . .86, 87 Pump, boiler water feed (booster) . . . . . . . . . . . . . . . .62, 130 Venting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .145 M48-D . . . . . . . . . . . . . . . . . . .143 Pump, condensate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130 Viscosity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146 M56K(L)-D . . . . . . . . . . . . . . . .88 Pump, cooling water . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136 Waste water systems . . . . . . . . . . . . . . . . . . . . . . . .134, 135 M7 . . . . . . . . . . . . . .32, 128, 143 Pump, crude oil loading . . . . . . . . . . . . . . . . . . . . . . . . . .118 M74 . . . . . . . . . . . . . . . . .30, 136 Pump, dishwasher . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38 M74-D . . . . . . . . . . . . . . . . . . . .32 Pump, drinking water . . . . . . . . . . . . . . . . . . . . . . . . . . . .127 M74F(-D) . . . . . . . . . . . . . .31, 33 Pump, eccentric screw . . . . . . . . . . . . . . . . . . . . . . . . . . .123 M74.. . . . . . . . . . . . . . . . . .31, 127 Pump, feed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62, 130 2 Burgmann Mechanical Seals Design Manual 15.4 Media Media 3 Seal Selection by Media 3 Burgmann Mechanical Seals Design Manual 15.4 Seal selection by Media Seal selection and mate- Column 3: rial recommendation by Concentration media. – = The media normally occurs in pure form and (as in the case of gases and Single mechanical seal arrangement The recommendations in the media ta- other media requiring a double mechani- bles on pages 7 to 24are based on the cal seal) – the concentration has no bear- “typical case“ of a seal for a horizontal ing on the mechanical seal selection. centrifugal pump. Other types of machine, Inboard seal Outboard seal Inboard seal Outboard seal Inboard seal Outboard seal <10 = concentration less than 10% installation conditions, modes of opera- by weight. tion, designer’s, manufacturer’s and ope- rator’s specifications, local regulations (cid:2)10= The designation in column 1 is and so on can result in a different choice the common name for approximately Double mechanical seal arrangements of mechanical seal. 10% aqueous solution. For complex sealing duties it is always F10 = A solids content of up 10% by Optional Quench Optional Quench Optional Quench advisable for the user to consult with our weight. Seal Seal Seal specialist engineer. L= Solution of defined composition Explanations to columns 1 to 16: <L= Unsaturated solution Column 1: >L= Supersaturated solution Media designation Sch= Melt Designations of materials to be sealed Leakage Leakage Leakage and piped away Sus = Suspension of defined composi- Quench arrangements comply as far as possible with IUPAC tion rules (IUPAC = International Union of Pure and Applied Chemistry). Where a Column 4: Column 5: D3 = Face-to-face arrangement. The material has several commonly used de- Temperature Arrangement of shaft seal same arrangements are possible for the signations and common names, it is listed rotating seal face. in accordance with IUPAC rules with <100= less than 100 °C Designation in accordance with ISO cross-referencing of its other names. 5199, Appendix E; explanations are modi- Q = Quench arrangement for single Designations are listed in alphabetical <F = minimum of 10 °C above solidi- fied in parts. and double mechanical seals fying temperature order. S= Single mechanical seal Q1 = Seal without throttle bushing or >K = minimum of 10 °C above auxiliary seal These seals can be unbalanced, ba- Column 2: crystallization temperature Q2 = Seal with throttle bushing lanced, with or without circulation or Notes on the media <Kp = For aqueous solutions: Up to flushing of seal faces, with or without Q3 = Seal with auxiliary seal or packing; G= mixture/group (compound) approximately 10 °C below boiling point throttle bushing. D2 is an alternative. (See diagram The media is a mixture of various isomers at atmospheric pressure. S1 = Internal arrangement above). of one substance or it is a group of subs- For gases: 20 °C below boiling point of S2 = External arrangement tances having close chemical ties. the liquefied gas; at the same time, the S3 = Internal arrangement with Column 6: sealing pressure must be a minimum 3 rotating counter ring Auxiliary piping plans N= natural product bar higher than the vapour pressure. D= Double mechanical seal Code nos. in accordance with ISO 5199, The medium is a natural product or the For other media: Up to approx. 20 °C Either one of the seals can be unbalanced Appendix F. Excerpt from ISO 5199: refined form of a natural product with below boiling point at 1 bar (but no or balanced on its own, or both together. changing proportions of its various consti- higher than 400 °C) Basic arrangements D1 = Back-to-back arrangement tuents. >Pp= minimum 10°C above pour point D2 = Tandem arrangement. An alterna- ®= trade mark tive, when permissible, is Q3. The constituents of the media or their TG = Up to the operating temperature proportions in the medium are unknown limit of the mechanical seal’s materials or are not known exactly. in contact with the product. S= collective term The generalized mechanical seal recom- No. 00 No. 09 No. 11 mendation is no more than a pointer to a No connections External fluid (e.g. Buffer or quench fluid No circulation flushing or buffer fluid) from a pressurized ves- suitable mechanical seal. to the shaft stuffing box sel; circulation by ther- No. 01 or quenching. Dischar- mosyphon effect or V= impurities No connections ge into an external sy- pumping system The medium contains large quantities of internal circulation stem No. 12 impurities due to the peculiarities of the Nr. 02 No. 10 Buffer fluid from a pres- process. Circulation of fluid from Buffer or quench fluid surized vessel; circula- pump discharge nozzle from an elevated vessel; tion by thermosyphon to the shaft stuffing box circulation of fluid by effect or pump system; (with internal recycling) thermosyphon effect or pressure is generated in Alternative: 01 pumping system the vessel from the pump outlet through a No. 08 pressure accumulator or Supply of external fluid booster system (e.g. a a) to the shaft stuffing vessel with diaphragm box, with internal recyc- or pressure transmitter). ling into the pump b) for quenching 4 Burgmann Mechanical Seals Design Manual 15.4 Column 7: Column 9: C2 = “Substances clearly proven so 2= Corrosion Additional measures Materials of construction far in animal experiments only ... of The medium attacks all standard metals. causing cancer ...“ Mechanical seals with no metal parts on D= Steam quench for inboard mechanical seals. product side must therefore be used. C3 = “Substances whose cancer-caus- For an explanation of the material codes (H), H = Heating (where necessary) ing potential is suspected for good rea- 3= Exclusion of air and their indices, consult the material key of the seal housing, seal cover, buffer son“ If the medium contacts or mixes with the (inside the back cover of this manual). medium G= Toxic. Together with air, atmosphere, it forms an explosive or kD= Conical stuffing box Column 10: the medium forms gases, va- reacts with a damaging effect on the dia e pours or dusts capable of environment, the medium itself and the M Hazard warnings and reasons SS = Splash guard necessary. Leakage causing acute or chronic health disorders machine and mechanical seal. pipe-away recommended. for recommending a double or death. 4= Lubricating properties mechanical seal or quench. SW = Regular replacement of buffer Under normal conditions, the medium has medium necessary. Alternative is a When compiling these seal selections H= Skin resorption. “With many indus- such poor lubricity that a single mechani- constant throughflow of buffer medium and material recommendations, it was trial materials, skinresorption of subs- cal seal is at risk from dry running. (arrangement 09). generally assumed that the machine in tances capable of penetrating the skin with ease constitutes a far greater risk of 5= Icing question is located in a sheltered building QW = Regular replacement of quench poisoning than inhalation. Skin contact, Normally the medium is conveyed at frequented occasionally or continually by medium necessary. An alternative is a e.g. with aniline, nitrobenzene, phenol temperature below 0 °C. Without auxi- persons coming into contact with liquid or constant through flow of quench me- and many other substances, can give rise liary equipment, the proper functioning vapour leakage of medium from all types dium (arrangement 09); approximately to potentially fatal poisoning, often wi- of a single mechanical seal is at risk of sealing points. As such, considerations 0.25 l/min is recommended. thout warning symptoms.“ from freezing atmospheric moisture. of health and environmental protection ThE= Thermal buffer had a strong bearing on the choice of 6= Leakage R = Irritant. Substances seal category. Absorbed and/or flushed away by the which – without being toxic Column 8: “Health hazard“ and “Ignition/Explosion“ quench, or prevented by a double – can cause inflammation Mechanical seal type can lose much of their significance if the mechanical seal necessary. through prolonged or repetitive direct machine is installed in the open or in In the case of double or tandem mechani- contact with the skin, mucous membra- areas rarely frequented by people and 7 = The medium is easily cal seals, the recommendation applies to ne or eyes. ringed with warning signs. If no mention ignited the mechanical seal inboard. The choice is made to either of the reasons 1 to 5 for S = Sensitization. “After sensitization, of the outboard seal is dictated by the recommending a double mechanical seal e.g. of the skin or respiratory tracts, al- buffer/-quench medium. 8= The medium is or a single mechanical seal with quench, lergic reactions can be triggered at vary- flammable 1 = Mechanical seal having O-ring se- it is acceptable to use a single mechani- ing speed and in varying intensity depen- condary seals; unbalanced or balanced; cal seal. ding on a person’s disposition. Reactions rotating spring in contact with the pro- of this type cannot be prevented with cer- 9= The medium is poten duct, e.g. M3N, M7N, H7N The decision in favour of a single me- tainty, even when the threshold limit va- tially explosive chanical seal must be taken by the user lues are observed.“ 2 = Mechanical seal having O-ring of the machine or the contractor. As he is secondary seals; unbalanced or balan- (Hazard symbols taken from the German the only one to know all conditions and X = Hazardous to health ced; rotating springs not in contact with regulation concerning hazardous mate- regulations relating to the process and to (moderately toxic) the product, e.g. HJ ... rials (GefStoffV)). assess the risks. 3 = Mechanical seal having O-ring 0= Insufficient information secondary seals; unbalanced or balan- Letters in column 10: Technical grounds and environ- The medium designation is imprecise or ced; stationary springs not in contact Health hazard warnings mental protection the available information on the medium with the product, e.g. HR ... A= Corrosive. In its liquid, is insufficient to assess the serviceability 1= Vapour pressure/gas 4 = Same as 3 but no metal parts in vapour or gas form, the me- of a single mechanical seal. Please notify At normal working temperatures, the the product; e.g. HR31/d – G9 dium attacks the skin, eyes us of your experiences. H medium has a vapour pressure of >1 or mucous membrane. 5 = Mechanical seal with elastomer bar. If the working temperature lies be- bellows; bellows as, MG... C = Carcinogenic. The carcinogens low boiling point (column 15) or if the are classified in: sealing pressure lies clearly above the 6 = Mechanical seal with metal bel- vapour pressure, a single mechanical lows; such as, MFL C1= “Substances known by experience seal may be used with consideration of to be capable of causing cancer in hu- X= Special design e.g. a modified MR-D the duty details. mans“ 5 Burgmann Mechanical Seals Design Manual 15.4 Seal selection by Media Column 11: Column 12: l = soluble Column 15: TLV Normal condition = soluble in 10–30 parts water Boiling point The values quoted in ml/m3 = ppm of the pure medium at 20 °C and 1.013 w l= of low solubility Boiling point of the medium in °C un- bar: = soluble in 30–100 parts water (parts per million) are taken from Bulle- der normal pressure (1.013 bar). Differ- tin 30 published by the Senate Commis- ga= gaseous sl = of very low solubility ent reference pressures are marked. If sion for Testing Hazardous Materials: = soluble in 100–1000 parts the working temperature is close to or fe = solid; no further details available “Threshold Limit Values and Biological = water above boiling point, the seal selection Material Tolerances“. fl = liquid and material recommendation must be ssl = of extremely low solubility checked. kr = crystalline = soluble in 1000–10000 parts Additional symbols: pa= viscous =water Additional signs: mg: TLVs are quoted in mg/m3 instead unl = virtually insoluble of ppm A...: The azeotrope boils at ... °C This column contains the following = soluble in more than 10000 #, e.g. # 0.5 for barium ...: 0.5 mg/m3, notes on aspects of sealing: =parts water Z...: Decomposition at ... °C calculated as Ba ga requires a double mechanical seal (...): Reference pressure in mbar * “According to the current level of in most cases. If the pressure to be Substances of low solubility (wl) knowledge, the action of this substance sealed lies distinctly above the vapour to virtual insolubility (unl in water are If there is an additional %-figure, the constitutes a distinct carcinogenic ha- pressure at working temperature, a sin- dissolved in other solvents (mostly quoted temperature applies to the ... % zard for humans. No concentration va- gle mechanical seal with or without hydrocarbons), unless they have to be aqueous solution. lues are given for this substance in the quench can be used under certain cir- sealed aqueous suspension. In these list because it is still impossible to quo- cumstances. cases, the solvent (“carrier liquid“) Column 16: must be given due consideration in the Density te any concentration as being safe. fl indicates the use of single mechani- choice of mechanical seal and material. With some of these substances, there cal seal, but other influencing factors For the media marked in column 12 For media that are liquid or solid under is even a great risk from absorption such as the working temperature (va- with ga, it is assumed that the pure me- normal conditions, the density is quoted through healthy skin. If the use of such pour pressure at pumping temperature, dium is pumped in gas or liquid form. – where known – in g/cm3 at 20 °C. substances is unavoidable for technical health hazard, risk of explosion or cor- The working fluid influences the choice Different reference temperatures are in- reasons, special safety and monitoring rosion can necessitate a tandem or of mechanical seal for sealing liquid- dicated. measures must be taken.“ double mechanical seal. ring vacuum pumps or compressors. For gases there is only an indication whether they are heavier than air (+) The seal selection takes account of fe, kr indicates that the medium must or lighter than air (–). This is also a the TLV as follows: be molten (e.g. sulphur, DMT), dissol- Column 14: pointer to their behaviour in the event (cid:2) TLV <5 ppm or *: Use of a double ved (e.g. salts) or suspended (e.g. li- Melting point of leakage: sinking, rising or self-dissol- mechanical seal is generally recom- mestone or gypsum in water), otherwi- (= Fusion point F) in °C ving. mended, but see paragraphs 2 + 3 of se it cannot be pumped or stirred. If there are unequal values for the soli- the introductory note on column 10. difying point (setting temperature) and Additional signs: (cid:2) TLV (cid:2)5, (cid:3)25 ppm: A double me- Column 13: the melting point (liquefying temperatu- (...): Reference temperature in °C chanical seal or a single mechanical Solubility in water re), or different values or modifications, seal with quench is recommended. If For solids (kr or fe in column 12), the the higher value is always quoted. For A ...: The quote density applies to the column 10 contains no further grounds solution equilibrium is quoted in weight some mixtures of media, solidification azeotrope at ... % weight. other than “health hazard“ for choosing per cent of the aqueous solution at ranges or pour points are quoted. With ... %: Density of ... % aqueous solution a tandem or double mechanical seal, a 20 °C, in those cases where the eva- fusion points above room temperature single mechanical seal can be used, luated literature specifies data. Differ- and/or working temperatures close to provided other measures rule out all ent reference temperatures are stated. fusion point, it is necessary to check risks to humans. For example: 11 (25) means: The satu- (with due consideration of the other rated aqueous solution contains 11% operating conditions such as intermit- weight of the dissolved substance at tent mode, full stand-by pump) whether 25 °C. Solubility usually increases with the machine or at least the seal hou- rising temperature. sing requires heating. Other specifications and additional signs: Additional signs: – following the %-figure: Solubility de- K ...: Crystallisation at temperatures creases with rising temperature. below ... °C ++ following the %-figure: Solubility is S...: Sublimation at ... °C more than double at 80 °C If there is an additional %-figure, the sll = of very high solubility quoted temperature applies to the ... % = soluble in less than 1 part water aqueous solution. ll = of high solubility = soluble in 1–10 parts water 6 Burgmann Mechanical Seals Design Manual 15.4 Media Mechanical seal Additional information on the medium ClbPoeanlogec deapkensa ecdgoo efos v Meb1ees.ra.e tirnevsreiiad tlehs eoa fnndote CFhoermmuiclaal Remark Concentration % Te°mCp. Armraenngte- Auxil. piping Addit. measures Seal type Seal face1 Stat. face2MEaNt eSec. seal1 r3i2a7ls5 Spring6t4o Others 5 reHfearzeanrdce vTaLlVue- Normal condition Sboililtuy- temMpe°elCtriantgure Bpoo°ilCiinntg Dge/cnmsit3y 1 2 3 40 5 6 7 8 10 11 12 1300 14 15 16 a A edi M Acetaldehyde (Ethanal) CH3CHO – 100 D1 11 1 S B M2 G G C3,1,3,7 50 fl –124 21 0,78 Acetates (cid:1) Acetic acid esters Acetic acid: – <Kp S1,Q3 10 QW 1 V B M2 M M A,7 10 fl Acetic essence CH3COOH ~25 <Kp S1 02 1 V B M2 G G A 10 fl CH3COOH <90 25 S1,Q3 10 QW 1 V B E G G A,7 10 fl Glacial acetic acid CH3COOH >96 <80 S1,Q3 10 QW 1 V B M2 G G A,7 10 fl 17 ~118 1,05 Vinegar CH3COOH ~10 <60 S1 02 1 S B E G G 10 fl Acetic acid anhydride C4H6O3 – <100 S1,Q3 10 QW 1 V B M2 G G A,R 5 fl –73 139 1,08 Acetic acid esters: Acetic acid benzyl ester C9H10O2 – <80 S1 02 1 S B M2 G G fl –51 213 1,057 Acetic acid butyl esters: C6H12O2 butyl acetate C6H12O2 – <80 S1,Q3 10 1 S B M2 G G 7 200 fl –77 126 0,882 sec. Butyl acetate C6H12O2 – <40 S1,Q3 10 1 S B M2 G G 7 200 fl –99 118 0,865 tert. Butyl acetate C6H12O2 – <40 S1,Q3 10 1 S B M2 G G 7 200 fl 98 0,859 Isobutyl acetate C6H12O2 – <40 S1,Q3 10 1 S B M2 G G 7 200 fl –99 118 0,87 Acetic acid cinnamil ester C11H12O2 – <80 S1 02 1 S B M2 G G fl 262 1,057 Acetic acid cyclohexyl ester C8H14O2 – <80 S1 02 1 S B M2 G G fl 173 0,969 Acetic acid ethyl ester CH3COOC2H5 – <60 S1,Q3 10 1 S B M2 G G 7 400 fl –83 77 0,90 Acetic acid hexyl ester CH3COOC6H13 – <80 S1 02 1 S B M2 G G 50 fl –81 171 0,878 Acetic acid isopropenyl ester C5H8O2 – <60 S1 02 1 S B M2 G G fl –93 97 0,92 Acetic acid methyl ester C3H6O2 – <40 S1,Q3 10 1 S B M2 G G 7 200 fl –98 58 0,928 Acetic acid pentyl esters (Pentyl-, Amyl acetate): C7H14O2 1-Pentyl acetate C7H14O2 – <80 S1 02 1 S B M2 G G fl –71 150 0,8756 2-Pentyl acetate C7H14O2 – <80 S1 02 1 S B M2 G G fl 123...145 0,864 3-Pentyl acetate C7H14O2 – <80 S1 02 1 S B M2 G G fl ~135 0,8712 2-Methyl-2-butyl acetate C7H14O2 – <80 S1 02 1 S B M2 G G fl 124 0,8740 3-Methyl-butyl acetate C7H14O2 – <80 S1 02 1 S B M2 G G fl –78 142 0,8670 Acetic acid propyl esters: C5H10O2 Isopropyl acetate C5H10O2 – <80 S1,Q3 10 1 S B M2 G G 7 200 fl –73 90 0,872 Propyl acetate C5H10O2 – <80 S1,Q3 10 1 S B M2 G G 7 200 fl –92 102 0,887 Acetic acid vinyl ester C4H6O2 – <60 S1,Q3 10 1 S B M2 G G 7 10 fl –93 73 0,932 Acetoacetate (cid:1) Ethyl acetoacetate Acetone (CH3)2CO – 30 S1,Q3 10 1 S B E G G 4,7 1000 fl –95 56 0,791 (CH3)2CO – TG D1 11 1 S A M2 G G 1,4,7 Acetone cyanohydrin (ACH) C4H7NO – TG D1 11 1 S B M2 G G G fl –20 82(30) 0,932 Acetyl acetone CH3COCH2COCH3 – <Kp S1 02 1 S B M2 G G fl –21 140 0,975 Acetyl chloride CH3COCl – TG D1 11 1 V B M1 G G A,R,2,3,7 fl –112 51 1,104 Acetylene C2H2 – TG D1 11 1 S B M1 G G 1,7 ga –84 –81 (–) Acetylene chlorides (cid:1) Di-, (cid:1) Trichloroethylene, (cid:1) Tetrachloroethane ACH (cid:1) Acetone cyanohydrin Acidic tar – >F<200 D1 11 (H) 1 V B M1 G G fl Acrylic acid C3H4O2 – <Kp S1,Q3 10 1 V B M2 G G A,3,7 fl 13 141 1,051 Acrylic esters: Acrylic acid ethyl ester (ethyl acrylate) CH2CHCO2C2H5 – <Kp S1,03 10 1 S B M2 G G S,7 5 fl 99 0,924 Acrylic acid methyl ester (methyl acrylate) CH2CHCO2CH3 – <Kp S1,03 10 1 S B M2 G G S,7 5 fl 80 0,956 Acrylonitrile C3H3N – TG D1 11 1 V B M1 G G C2,H,7 * fl –82 77 0,806 Adipic acid C6H10O4 <L <Kp,>K S1 02 1 V B V G G kr 1,7++ 153 205(13) 1,360 >L <Kp S1 02 1 Q1 Q1 V G G Alkohol (cid:1) Ethanol Alkyd resins and lacquers S – <Kp D1 11 1 V B M1 G G 3,4,0 fl Alkylaluminum compounds S – <Kp D1 11 1 S A M1 G G A,3,7 fl 0,8...1,8 Allyl alcohol (2-propene-1-ol) C3H6O – <80 D1 11 1 S B E G G G,H,A,7 2 fl –129 97 0,852 Alum (potassium aluminum sulphate, aqueous solution) KAl(SO4)2*12H2O <L <Kp,>K S1 02 1 V B V G G kr 5,5++ 1,76 >L <Kp S1 02 1 Q1 Q1 V G G Aluminum chlorate AL(CLO3)3 <L <Kp,>K D1 11 1 V B M1 G G 3,8 kr ll Aluminum chloride AlCl3 <L <30,>K S1,Q3 10 QW 1 V B V M M R,3 kr 31,6 S183 S183 2,44 AlCl3 – >30 D1 11 SW 1 V B M1 G G R,2,3 Aluminum fluoride AlF3 <L <30,>K S1 02 1 V B E G G kr 0,4 S1260 S1260 2,88 AlF3 >L <Kp S3 00 3 Q1 Q1 M1 M G Aluminum hydroxide diacetate (basic aluminum acetate) <L <40 S1 02 1 V B E G G fl Aluminum nitrate Al(NO3)3 <L <Kp,>K S1 02 1 V B E G G kr 41,9 73 Z135 Aluminum sulfate Al2(SO4)3 <L <Kp,>K S1,Q3 10 1 V B E G G 3,6 kr 26,9 Z770 2,71 Amido sulfuric acid (amido sulfonic-, sulfamine-, sulfamide-, sulfamic acid) <L <Kp,>K S1 02 1 V B M1 G G kr 17,6 Z205 2,06 Amines (not specified) S – <Kp S1,Q3 10 1 V B M2 G G partly H,S,R fl Amino ethanols: 1-Amino ethanol (CH2)2NH2OH <L <Kp,>K S1 02 1 V B M2 G G kr sll 95...99 110 2-Amino ethanol (ethanolamine) (CH2)2NH2OH – <Kp D1 11 1 V B M2 G G R 3 fl 10 171 1,022 7 Burgmann Mechanical Seals Design Manual 15.4 Seal selection by Media Media Mechanical seal Additional information on the medium ClbPoeanlogec deapkensa ecdgoo efos v Meb1ees.ra.e tirnevsreiiad tlehs eoa fnndote CFhoermmuiclaal Remark Concentration % Te°mCp. Armraenngte- Auxil. piping Addit. measures Seal type Seal face1 Stat. face2MEaNt eSec. seal1 r3i2a7ls5 Spring6t4o Others 5 reHfearzeanrdce vTaLlVu-e Normal condition Sboililtuy- temMpe°elCtriantgure Bpo°oilCiinntg Dge/cnmsit3y 1 2 3 40 5 6 7 8 10 11 12 1300 14 15 16 Amino sulfonic acids S – TG D1 11 1 V B M1 G G O Ammonia NH3 – <40 D1 11 1 S B E G G G,R,1 50 ga –78 –33 (–) Ammonia aqu. solutions: NH4OH Caustic ammonia NH4OH ~29 <Kp D1 11 1 S B M2 G G A,R fl 0,9 Spirit of salmiac NH4OH ~10 <40 S1,Q3 10 1 S B E G G A,R fl 0,957 NH3 – TG D1 11 1 S B M2 G G G,R,1 Ammonium acetate H3CCOONH4 <L <60,>K S1 02 1 S B E G G fe sll 113 1,171 Ammonium acetate H3CCOONH4 <L <Kp S1 02 1 S B M2 G G Ammonium alum NH4Al(SO4)2*12H2O <L <60,>K S1 02 1 V B V G G kr li 109 1,64 Ammonium bromide NH4Br <L <Kp,>K S1,Q3 02 1 V B M1 G G 6 kr 42,0 2,55 Ammonium carbamate (cid:1) Urea Ammonium carbonate (NH4)2CO3 <L <60,>K S1 02 1 V B E G G kr 21,5 Ammonium chloride (sal ammoniac) NH4Cl <L <30,>K S1 02 1 V B E G G kr 27 Z350 1,531 NH4Cl <L <60 S1 02 5 Q1 Q1 E M M NH4Cl <L <Kp D1 11 1 V B M2 G G 2 NH4Cl >L <Kp S3 01 4 Q1 Q1 M2 M G Ammonium fluorides: Ammonium hydrogen fluoride (NH4)HF2 <L >Kp D1 09 1 Q1 B M2 G G A,G,2 kr 37,5 126 1,21 Neutral ammonium fluoride NH4F <L <Kp D1 09 1 Q1 B M2 G G A,G,2 kr 45,0 1,32 Ammonium hydrogen carbonate (NH4)HCO3 <L <Kp,>K S1 02 1 V B E G G kr 17,6++ Z60 1,58 Ammonium hydrogen fluoride (cid:1) Ammonium fluorides Ammonium hydroxide (cid:1) Ammonia aqu. solutions Ammonium nitrate NH4NO3 <L <Kp,>K S1,Q2 10 D 1 V B E G G 3,9 kr 65,4 170 1,73 Ammonium oxalate (COONH4)2 <10 <Kp D1 11 1 Q1 Q1 M2 G G A,R,3 kr wl Z70 1,5 Ammonium persulfate (ammonium peroxodisulfate) (NH4)2S2O8 <L <Kp,>K S1,Q3 10 1 Q1 Q1 M2 G G 3 kr 38,0 Z120 1,98 Ammonium phosphate, secondary (NH4)2HPO4 <L <60,>K S1 02 1 V B E G G kr 40,8 1,619 Ammonium sulphate (NH4)2SO4 <L <Kp,>K S1 02 1 V B E G G kr 43,0 513 1,77 Ammonium thiocyanate (ammonium rhodanide) NH4SCN <L <Kp,>K S1 02 1 V B M1 G G kr 61,0 149 1,3 Amyl acetate (cid:1) Acetic acid pentyl esters Amyl alcohols (cid:1) Pentanols Aniline dyes S – <80 S1 02 1 S B M2 G G fl Aniline hydrochloride (aniline salt) C6H5NH2HCl <L <Kp D1 11 1 V B M1 G G G,R,H,2,3 kr ll 198 245 1,22 Aniline, aniline oil C6H7N – TG D1 11 1 S B M2 G G C3,H,3 2 fl –6 184 1,023 Anthracene C14H10 Sch >Fy<Kp S1,Q2 09 H,D 6 A Q1 G T6 F 6 kr 0 217 342 1,25 Anthracene oil G Sch >Fy<Kp S1,Q2 09 H,D 6 A Q1 G T6 F 6 kr 0 Antichlor (cid:1) Sodium thiosulfate Apple juice, sauce, cider, wine N – <Kp S1 02 1 S B P G G Arcton (cid:1) Refrigerants Argon Ar – >–20 D1 11 1 S B M1 G G 1 ga –189 –186 Aromatic hydrocarbons (cid:1) BTX Arrack – <60 S1 02 1 S B E G G fl Arsenic acid H3AsO4 – <Kp D1 11 SW 1 Q1 Q1 M1 G G C1,2 * fl Asphalts (molten) N – <120 S1 00 H 1 S B V G G fe 70...150 1,0...1,2 – <200 S1 01 H 1 S B M1 G G – >200 S1,Q2 09 H,D 6 A S G T6 F 6 ASTM test oils No. 1 to 4 – <100 S1 02 1 S B V G G fl Aviation petrol, av. gasoline G – <Kp S1 02 1 S B V G G 7 fl bis <–58 40...160 B Barium chloride BaCl2 <L <60 S1,Q3 10 1 V B V G G G,6 #0,5 kr 26,0 960 3,86 Barium chromate suspension BaCrO4 <10 <60 S1,Q3 10 QW 5 Q1 Q1 V G G G,6 #0,5 kr <0,001 4,5 Barium hydroxide Ba(OH)2 <L <60 S1,Q3 10 QW 1 V B E G G G,6 #0,5 kr 3,9 4,5 Ba(OH)2 <10 <60 S1,Q3 10 QW 5 Q1 Q1 E G G G,6 Barium nitrate Ba(NO3)2 <L <80 S1,Q3 10 QW 1 V B V G G G,6 #0,5 kr 8,0++ 3,24 Ba(NO3)2 <20 <80 S1,Q3 10 QW 5 Q1 Q1 V G G G,6 Battery acid (cid:1) Sulfuric acid Beer N – <80 S1 01 1 Q1 Q1 V G G fl Beer yeast, -wort, -mash N – <80 S1 01 1 Q1 Q1 V G G fl Beet sugar (cid:1) Saccharose Benfield solution (30 %K2CO3 +3 %DEA + H2O + CO2) G <110 S1 08a X Q32 Q3 E G G K~60 1,2...1,3 Benzene C6H6 – <Kp D1 11 1 S B M1 G G C1,H,6,7 * fl 6 80 0,879 Benzoic acid C7H6O2 <L <100 S1 02 1 S B V G G kr 0,3++ 122 249 1,266 C7H6O2 <10 <100 S1 02 2 Q1 Q1 V G G C7H6O2 – >F<200 S3 00 (H) 3 Q1 Q1 M1 M G Benzotrichloride C7H5Cl3 – <200 D1 11 1 Q1 Q1 M1 G G C3,R,2 fl –8 221 1,38 Benzotrifluoride C7H5F3 – <60 S1,Q3 09 1 V B V G G X,7,6 fl –29 104 1,189 Benzyl alcohol C7H8O – <100 S1 02 1 S B M2 G G fl –15 205 1,045 C7H8O – <30 S1 02 1 S B V G G 8 Burgmann Mechanical Seals Design Manual 15.4

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