Weijin Mechanical Seals Factory is specialized in production all types of pump kit machinery sealing elements and sealing auxiliary materials,such as pump mechanical seals,auto cooling pump seals,industrial pump mechanical seals and ceramic face seal,etc.The products are widely applied to machinery,chemical industry,pharmacy,auto industry and food,etc.
Features of rubber bellow mechanical seal
1.Model: 108
2.Stationary ring: ceramic/SIC/TC
3.Rotary ring: carbon/SIC/TC
4.Secondary seal: NBR/EPDM/VITON
5.Spring&Metal parts: S.S/SUS304/SUS316
Working conditions of rubber bellow mechanical seal
1.Pressure: ≤1Mpa
2.Speed: ≤10m/s
3.Temperature: -30ºC~200ºC
Pictures of rubber bellows mechanical seal
Drawing of rubber bellow mechanical seal
Size of rubber bellow mechanical seal
| Model | d1 | d3 | d7 | L1 | L3 |
| WJ108-9 | 9 | 20 | 21 | 20 | 4.5 |
| WJ108-10 | 10 | 20 | 21 | 20 | 4.5 |
| WJ108-11 | 11 | 22 | 23 | 20 | 4.5 |
| WJ108-12 | 12 | 22 | 23 | 20 | 4.5 |
| WJ108-14 | 14 | 24.5 | 25 | 25 | 5.5 |
| WJ108-15 | 15 | 26.5 | 27 | 25 | 5.5 |
| WJ108-16 | 16 | 26.5 | 27 | 25 | 5.5 |
| WJ108-17 | 17 | 32 | 33 | 25 | 7 |
| WJ108-18 | 18 | 32 | 33 | 25 | 7 |
| WJ108-19 | 19 | 34 | 35 | 25 | 7 |
| WJ108-20 | 20 | 34 | 35 | 25 | 7 |
| WJ108-22 | 22 | 36 | 37 | 28 | 7 |
| WJ108-25 | 25 | 39 | 40 | 32 | 7 |
| WJ108-28 | 28 | 42 | 43 | 35 | 7 |
| WJ108-30 | 30 | 44 | 45 | 35 | 7 |
| WJ108-35 | 35 | 49 | 50 | 37 | 7 |
| WJ108-40 | 40 | 56 | 58 | 40 | 8 |
| WJ108-45 | 45 | 61 | 63 | 40 | 8 |
| WJ108-50 | 50 | 67 | 70 | 45 | 8.5 |
| WJ108-55 | 55 | 72 | 75 | 45 | 8.5 |
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