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R-MG12

Mechanical seal R-MG12

Mechanical seal R-MG12 is the most commonly used seal. Dimensions as for R-MG1, but with an elongated cylindrical bellows section to provide a face-to-face dimension L23. Used in centrifugal pumps for water and drainage water. It can be used in pumps Alfa Laval, Ebara (3M, DWO), Lowara, KSB (Etanorm, Etachrom), WILO (MVI, MHI), Grundfos (CDM), Saer (IP), Calpeda (GM, MXS) and many others. Analogue of mechanical seals: Burgmann MG12, AESSEAL B012, Flowserve Pac-Seal 192, ROTEN L3K, Vulcan Type 192, ANGA A1G, Sterling SMG12, Lidering М212.N12, DIMER TCP.12-60.

Temperature: -20°~140°

Pressure: ≤1.4 MPa

Speed: ≤15 m/sec

Materials

  • Rotary ring: Carbon/SIC/TC
  • Stationary ring: Ceramic/SIC/TC.
  • Bellows: NBR / EPDM / VITON.
  • Spring: SS304 / SS316.
  • Metal parts: SS304 / SS316.
d1 (h6) d3 (Max) d7 (H8) L23 (±0.5) L4 d12 (H8) L14
10 22,5 21,0 25,9 6,6 19,2 6,6
12 25,0 23,0 25,9 6,6 21,6 5,6
14 28,5 25,0 28,4 6,6 24,6 5,6
15 28,5 27,0 28,4 6,6 24,6 6,6
16 28,5 27,0 28,4 6,6 28,0 7,5
18 32,0 33,0 30,0 7,5 30,0 8,0
19 36,5 35,0 30,0 7,5 35,0 7,5
20 37,0 35,0 30,0 7,5 35,0 7,5
22 37,0 37,0 30,0 7,5 35,0 7,5
24 42,5 39,0 32,5 7,5 38,0 7,5
25 42,5 40,0 32,5 7,5 38,0 7,5
28 49,0 43,0 35,0 7,5 42,0 9,0
30 49,0 45,0 35,0 7,5 45,0 10,5
32 53,5 48,0 35,0 7,5 48,0 10,5
33 53,5 48,0 35,0 7,5 50,0 11,0
35 57,0 50,0 35,0 7,5 52,0 11,0
38 59,0 56,0 36,0 9,0 55,0 10,3
40 62,0 58,0 36,0 9,0 58,0 10,8
42 65,5 61,0 36,0 9,0 62,0 12,0
43 65,5 61,0 36,0 9,0 62,0 12,0
45 68,0 63,0 36,0 9,0 64,0 11,6
48 70,5 66,0 36,0 9,0 68,4 11,6
50 74,0 70,0 38,0 9,5 69,3 11,6
53 78,5 73,0 36,5 11,0 72,3 12,3
55 81,0 75,0 36,5 11,0 75,4 13,3
58 85,5 78,0 41,5 11,0 78,4 13,3
60 88,5 80,0 41,5 11,0 80,4 13,3
65 93,5 85,0 41,5 11,0 85,4 13,0
68 96,5 90,0 41,2 11,3 91,5 13,7
70 99,5 92,0 48,7 11,3 92,0 13,0
75 107,0 97,0 48,7 11,3 99,0 14,0
80 112,0 105,0 48,0 12,0 104,0 15,0
85 120,0 110,0 46,0 14,0 109,0 14,8
90 127,0 115,0 51,0 14,0 114,0 14,8
95 132,0 120,0 51,0 14,0 120,3 15,8
100 137,0 125,0 51,0 14,0 123,3 15,8
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