Factory Cheap Hot John Crane Seals - 688 Metal Bellow Mechanical Seal for John Crane 609 – Xindeng
Factory Cheap Hot John Crane Seals - 688 Metal Bellow Mechanical Seal for John Crane 609 – Xindeng Detail:
Description:
688 Mechanical Seal
For big compressors and industrial pumps
Replacing the mechanical seal of John Crane 609
Operational Conditions:
Temperature: -75℃ to +400℃
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 |
| 1.000 | 41.28 | 38.95 |
| 1.125 | 44.45 | 39.87 |
| 1.250 | 47.63 | 40.66 |
| 1.375 | 50.8 | 40.66 |
| 1.500 | 53.98 | 40.66 |
| 1.625 | 57.15 | 40.66 |
| 1.750 | 60.33 | 41.48 |
| 1.875 | 63.5 | 41.48 |
| 2.000 | 66.68 | 42.26 |
| 2.125 | 69.85 | 42.26 |
| 2.250 | 73.03 | 43.86 |
| 2.375 | 76.2 | 43.86 |
| 2.500 | 82.55 | 44.65 |
| 2.625 | 85.73 | 45.44 |
| 2.750 | 88.9 | 45.44 |
| 2.875 | 93.65 | 47.83 |
| 3.000 | 96.82 | 47.83 |
| 3.125 | 101.6 | 47.83 |
| 3.250 | 104.78 | 47.83 |
| 3.375 | 107.95 | 47.83 |
| 3.500 | 111.13 | 47.83 |
| 3.625 | 114.3 | 47.83 |
| 3.750 | 117.48 | 47.83 |
| 3.875 | 120.65 | 47.83 |
| 4.000 | 123.83 | 47.83 |
Product detail pictures:
Related Product Guide:
Our target is to consolidate and improve the quality and service of existing products, meanwhile constantly develop new products to meet different customers' demands for Factory Cheap Hot John Crane Seals - 688 Metal Bellow Mechanical Seal for John Crane 609 – Xindeng, The product will supply to all over the world, such as: Belarus, Portugal, Paraguay, In order to meet more market demands and long-term development, a 150, 000-square-meter new factory is under construction, which will be put into use in 2014. Then, we shall own a large capacity of producing. Of course, we are going to continue improving the service system to meet the requirements of customers, bringing health, happiness and beauty to everyone.
By Irma from South Africa - 2018.07.26 16:51
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Polly from Portugal - 2018.02.04 14:13
