PU ROI Center Joint Seal 130*4.4 mm for Excavators - 28 MPa Pressure Rating, -30℃ to 100℃ Temperature Range
The Centre Joint Seal PU ROI is engineered for high-pressure hydraulic systems in excavators and construction equipment. Made from premium polyurethane (PU), this seal delivers exceptional wear resistance, oil resistance, and high-temperature durability for rotary joints and swivel connections.
| Parameter | Specification |
|---|---|
| Product Type | Center Joint Seal |
| Material | Durable PU Rubber |
| Color | Green |
| Temperature Range | -30℃ to 100℃ |
| Pressure Rating | 0-28 MPa |
| Size | 130*4.4 mm |
| Certification | UDEM |
- High sliding speed capability
- Low friction design reduces component wear
- Simple groove installation
- Long service life and durability
- Excellent sealing performance under pressure peaks
- High wear, temperature, and pressure resistance
- Can accommodate increased gaps
Specifically designed for excavators, crushers, hydraulic systems, and construction machinery. Compatible with Komatsu, Hitachi, and other heavy-duty equipment brands. Ideal for EX100WD-1 excavator models and similar applications requiring reliable center joint sealing.
"We've been using these high-pressure hydraulic seals for over a year now, and they have exceeded our expectations. The durability and wear resistance are outstanding, even under harsh working conditions. With a pressure resistance of 28 MPa, they perform flawlessly in our excavators and hydraulic systems. No leaks, no failures—just consistent, reliable performance. Highly recommended for anyone looking for premium-quality seals!"
High durability | Excellent sealing performance | Long service life
Minimum Order: 10 PCS
Supply Capacity: 10,000 PCS per week
Delivery Time: 5-8 work days
Payment Terms: L/C, T/T, Western Union
Packaging: PP bags, cartons, or pallets
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