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- Factory Add. : Luoqiao Industrial Zone, Lingxiang Town, Huangshi, Hubei, China Office : 1004, Block 5, Yijing Square, No.3 Tianjin Road , Hua...Contact Now
9W 6644 Large Size Mechanical Face Seal
- 1.Lifetime:5000Hours/8000hours
- 2.Hardness:58-62HRC/62-68HRC
- 3.Material of Steal:100cr6/Gcr15/15cr3Mo
- 4.Material of Rubber: Nitrile/ Silicone/ Viton
- 5.Process: Forging & Casting
- 6.Warranty:18 months
- 7.Demension(inside diameters):38mm-1000mm
- 8.Package:neutral packing or Rvton packing
- 9.OEM for all kinds of Brands.
- 10.Stocks: yes
9W 6644 Large Size Mechanical Face Seal
One SET= 2 metal rings +2 rubber rings | |||
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Specifications of Metal ring | |||
Material |
Gcr15/ 100Cr6 | Cast 15Cr3Mo | |
Surface smoothness/Roughness | ≤Ra0.2μm | 6.3-12.5μm | |
Work face smoothness | ≤Ra0.15μm | ≤Ra0.1μm | |
Pressure loading | ≤0.15MPa | ≤0.3 MPa | |
Forging line speed | 2m/s | 3m/s | |
Temperature range | —100~200℃ | -40~160°C | |
Hardness(HRC) | 58-62 | 60-68 | |
Lifetime(Hours) | 3000 | 5000 | |
Specifications of rubber ring | |||
Material | NBR | SILICONE | FKM |
Hardness | 60°~ 65° | 60°~ 65° | 72°~ 78° |
Minimum tensile strength | 11MPa | 10.6Mpa | 11MPa |
Minimum elongation at break | 300% | 400% | 260% |
Permanent deformation | 12% | 8% | 25% |
Temperature range | -40℃- +120℃ | -49℃- +230℃ | -30℃- +250℃ |









Application
-- Farm, construction, earthmoving, coal mining machinery
-- Excavator, Bulldozer, tractor, cranes, forklift, Heavy truck, backhoe
-- Undercarraige, hydraulic motor, travel motor, gearbox axle, wheel hub,tunneling


packing & Shipping

Packing : neutral packing, yellow box, and welcome your logo in packing
Shipping: FOB Shanghai, Ningbo, Shenzhen, xiamen as per request.
Common questions
Q: Are you the manufacturer?
A: Yes, we are
Q: Are you providing OEM service?
A: Yes, and MOQ is 1pcs
Q: How do you control the quality?
A: 100% inspect the size in each procedure before a seal is exported.
Q: How long is the delivery time?
A: For cart size is only 1 day, for non-standard usually 1 month
Q: Gurantee using life time?
A: 5000 hours



