KL-59B John Crane Type 59B Mechanical Seal PTFE Wedge Seal 14-100mm Size Range 25 Bar Pressure
Price:
Negotiation
MOQ:
1 piece
Delivery Time:
10 days
Brand:
KALU
Product Description
Product Overview
KL-59B John Crane Type 59B mechanical seal is a PTFE wedge seal balance shaft seal designed for industrial applications. This multiple spring design balanced seal serves as a direct replacement for John Crane 59B seals.
Technical Specifications
Operating Range
- Temperature: -40°C to 250°C
- Speed: 15 m/s maximum
- Pressure: 25 bar maximum
- Standard Sizes: 14-100mm
Material Composition
- Seal Ring: Carbon, Silicon Carbide, Sintered Silicon Carbide, Ceramic, Tungsten Carbide
- Secondary Seal: NBR, EPDM, and other elastomers
- Spring and Metal Parts: 304 Stainless Steel, 316 Stainless Steel, HASTELLOY
Key Features
- Versatile design with multiple material options for wide liquid and temperature compatibility
- Hydraulically balanced seal face design for low face loading at high pressure
- Maximum face surface exposure to liquid for optimal heat dissipation
- Multiple S-rings ensure even face loading while compensating for acceptable shaft misalignment
Dimensional Specifications
| Size/Metric | d | D3 | D6 | D7 | L3 | L4 | L8 | L6 |
|---|---|---|---|---|---|---|---|---|
| 14 | 18 | 32 | 21 | 25 | 30.5 | 12.0 | 18.5 | 6.0 |
| 16 | 20 | 34 | 23 | 27 | 30.5 | 12.0 | 18.5 | 6.0 |
| 18 | 22 | 36 | 27 | 33 | 31.5 | 13.5 | 20.5 | 6.5 |
| 20 | 24 | 38 | 29 | 35 | 31.5 | 13.5 | 20.5 | 6.5 |
| 22 | 26 | 40 | 31 | 37 | 31.5 | 13.5 | 20.5 | 6.5 |
| 24 | 28 | 42 | 33 | 39 | 34.2 | 13.3 | 20.3 | 6.7 |
| 25 | 30 | 44 | 34 | 40 | 34.5 | 13.0 | 20.0 | 7.0 |
| 28 | 33 | 47 | 37 | 43 | 37.5 | 12.5 | 19.5 | 7.5 |
| 30 | 35 | 49 | 39 | 45 | 38.0 | 12.0 | 19.0 | 8.0 |
| 32 | 38 | 54 | 42 | 48 | 38.0 | 12.0 | 19.0 | 8.0 |
| 33 | 38 | 54 | 42 | 48 | 38.0 | 12.0 | 19.0 | 8.0 |
| 35 | 40 | 56 | 44 | 50 | 38.0 | 12.0 | 19.0 | 8.0 |
| 38 | 43 | 59 | 49 | 56 | 39.5 | 13.0 | 20.0 | 10.0 |
| 40 | 45 | 61 | 51 | 58 | 39.5 | 13.0 | 20.0 | 10.0 |
| 43 | 48 | 64 | 54 | 61 | 39.5 | 13.0 | 20.0 | 10.0 |
| 45 | 50 | 66 | 56 | 63 | 39.5 | 13.0 | 20.0 | 10.0 |
| 48 | 53 | 69 | 59 | 66 | 39.5 | 13.0 | 20.0 | 10.0 |
| 50 | 55 | 71 | 62 | 70 | 44.0 | 13.5 | 20.5 | 11.5 |
| 53 | 58 | 78 | 65 | 73 | 44.0 | 13.5 | 20.5 | 11.5 |
| 55 | 60 | 80 | 67 | 75 | 44.0 | 13.5 | 20.5 | 11.5 |
| 58 | 63 | 83 | 70 | 78 | 49.0 | 13.5 | 20.5 | 11.5 |
| 60 | 65 | 85 | 72 | 80 | 49.0 | 13.5 | 20.5 | 11.5 |
| 63 | 68 | 88 | 75 | 83 | 49.0 | 13.5 | 20.5 | 11.5 |
| 65 | 70 | 90 | 77 | 85 | 49.0 | 13.5 | 20.5 | 11.5 |
| 70 | 75 | 95 | 83 | 92 | 55.0 | 14.5 | 21.5 | 13.5 |
| 75 | 80 | 104 | 88 | 97 | 55.0 | 14.5 | 21.5 | 13.5 |
| 80 | 85 | 109 | 95 | 105 | 55.0 | 15.0 | 22.0 | 13.0 |
| 85 | 90 | 114 | 100 | 110 | 60.0 | 15.0 | 22.0 | 13.0 |
| 90 | 95 | 119 | 105 | 115 | 60.0 | 15.0 | 22.0 | 13.0 |
| 95 | 100 | 124 | 110 | 120 | 60.0 | 15.0 | 22.0 | 13.0 |
| 100 | 105 | 129 | 115 | 125 | 60.0 | 15.0 | 22.0 | 13.0 |
Product Images
Applications
Our mechanical seals are widely used in petroleum, chemical processing, refinery operations, paper manufacturing, food processing, pharmaceutical production, textile industry, power generation, and marine applications.
Additional Services
We also supply comprehensive repair services for mechanical seals and offer a wide range of spare parts including silicon carbide, tungsten carbide, carbon, ceramic, rubber, and stainless steel components.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
KALU INDUSTRY
Location
No.1505,Chengyang Road,Zhouzhuang Town,Jiangyin City,Jiangsu,China
Contact Person
Lu