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Top Suppliers Alumina Ceramic Ring - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng

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Top Suppliers Alumina Ceramic Ring - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng Detail:

Description

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

Feature

133a7b73

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

 

车间1 车间2

车间3


Product detail pictures:

Top Suppliers Alumina Ceramic Ring - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng detail pictures

Top Suppliers Alumina Ceramic Ring - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng detail pictures


Related Product Guide:

Fast and good quotations, informed advisers to help you choose the correct product that suits all your needs, a short production time, responsible quality control and different services for paying and shipping affairs for Top Suppliers Alumina Ceramic Ring - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng, The product will supply to all over the world, such as: Islamabad, Sri Lanka, Johannesburg, To get more information about us as well as see all our products, please visit our website. To get more information please feel free to let us know. Thank you very much and wish your business always be great!
  • It is really lucky to meet such a good supplier, this is our most satisfied cooperation, I think we will work again!
    5 Stars By Miranda from Florida - 2017.09.09 10:18
    It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
    5 Stars By Judy from Malta - 2018.11.06 10:04

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