SCK-75 Hydraulic Wiper Seal 75×89×7mm NBR Material for Construction Equipment with 32MPa Pressure Rating
| Parameter | Specification |
|---|---|
| Material | High-performance imported polyurethane |
| Medium Compatibility | Petroleum-based hydraulic oil, emulsion (not suitable for environmentally safe hydraulic oil/bio-oil) |
| Operating Temperature | -30°C to +80°C |
| Pressure Rating | ≤32 MPa (use retaining ring above 20 MPa) |
| Hardness | 93° SHA |
| Speed Range | 0.5-0.8 m/s |
| Maximum Stroke | Less than 2000 mm |
| Sliding Resistance | Medium |
- Excellent oil resistance - effectively resists mineral oil, vegetable oil, animal oil, and most petroleum-based lubricants
- Long-term contact does not cause swelling, deformation, or performance degradation
- Moderate tensile strength and elasticity with good wear resistance
- Maintains structural stability in dynamic sealing applications
- Ideal for hydraulic cylinder piston movement and oil sealing scenarios
Custom packaging based on size and quantity requirements
Stock items: 1-2 days after payment | Large orders: 7-10 days
Guangzhou Upseal Technology Co., Ltd. originated from Guangzhou Huaxing Oil Seal Company, with over 20 years of experience in the machinery industry. We specialize in international brand imported oil seals and construction machinery repair kits, offering comprehensive product sales, brand agency, technical support, and after-sales services.
Our expertise serves multiple industries including construction machinery, metallurgy, shipping, air compression, automotive, hydraulic cylinders, marine machinery, mining equipment, and electrical machinery. We maintain a strong product database with 50 million inventory items and are committed to providing superior products and competitive pricing.
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