Professional Design Pure Ptfe Sic Seal Ring - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng
Professional Design Pure Ptfe Sic Seal Ring - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng Detail:
Description:
687 Mechanical Seal
For big compressors and industrial pumps
Replacing the mechanical seal of John Crane 680
Operational Conditions:
Temperature: -75℃ to +200℃
Pressure: ≤2.0MPa
Speed: ≤23m/s
Materials:
Stationary Ring:TC, Silicon Carbide
Rotary Ring:Carbon ,Silicon Carbide,TC
Secondary Seal:NBR,EPDM,Viton
Bellows:Steel
Spring and Metal Parts:Steel
Applications:
Oil, light hydrocarbon,
aromatic Hydrocarbon,
organic solvents,
week acids, ammonia
d(inch) | D3 | L1 |
0.750 | 1.312 | 1.250 |
0.875 | 1.437 | 1.250 |
0.937 | 1.500 | 1.250 |
1.000 | 1.562 | 1.250 |
1.125 | 1.687 | 1.250 |
1.250 | 1.812 | 1.312 |
1.375 | 1.937 | 1.437 |
1.500 | 2.063 | 1.437 |
1.625 | 2.187 | 1.437 |
1.750 | 2.312 | 1.437 |
1.875 | 2.437 | 1.500 |
2.000 | 2.562 | 1.500 |
2.125 | 2.687 | 1.500 |
2.250 | 2.812 | 1.562 |
2.375 | 2.937 | 1.562 |
2.500 | 3.187 | 1.562 |
2.625 | 3.312 | 1.625 |
2.750 | 3.437 | 1.625 |
2.875 | 3.625 | 1.687 |
3.000 | 3.750 | 1.687 |
3.125 | 3.875 | 1.750 |
3.250 | 4.000 | 1.750 |
3.375 | 4.125 | 1.750 |
3.500 | 4.250 | 1.875 |
3.625 | 4.375 | 1.875 |
3.750 | 4.500 | 1.875 |
3.880 | 4.625 | 1.875 |
4.000 | 4.750 | 1.875 |
d(mm) | D3 | L1 |
18 | 32 | 27.7 |
20 | 33.3 | 27.7 |
22 | 36 | 27.7 |
24 | 38.1 | 30.2 |
25 | 39 | 30.2 |
28 | 42 | 32.7 |
30 | 44 | 32.7 |
32 | 46 | 32.7 |
33 | 47 | 32.7 |
35 | 49.2 | 32.7 |
38 | 52.4 | 34.2 |
40 | 55.6 | 34.2 |
43 | 58.7 | 34.2 |
45 | 58.7 | 34.2 |
48 | 61.9 | 34.2 |
50 | 65.1 | 34.7 |
53 | 68.3 | 34.7 |
55 | 71 | 34.7 |
60 | 74.6 | 39.7 |
65 | 84.1 | 39.7 |
70 | 87.3 | 45.2 |
75 | 95.3 | 45.2 |
80 | 98.4 | 44.7 |
85 | 104.8 | 44.7 |
90 | 108 | 49.7 |
95 | 114.3 | 49.7 |
Product detail pictures:
Related Product Guide:
We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our management ideal for Professional Design Pure Ptfe Sic Seal Ring - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng, The product will supply to all over the world, such as: Maldives, Salt Lake City, Hanover, The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process , increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customer's trust well.
By Frederica from Albania - 2017.06.25 12:48
A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
By Christopher Mabey from Toronto - 2018.08.12 12:27