High Temperature Resistance Graphite Seal Ring Sealing for Machine. Custom Size and Shape: Produced according to client drawings for specific requirements. Self-Lubrication: Low friction properties ideal for dynamic and static sealing applications. Corrosion Resistance: Excellent chemical resistance suitable for harsh industrial environments. Vertical Manufacturing: Full control from raw material production to precision machining. ISO 9001 Certified: Strict quality control with batch test reports and traceability. Fast Delivery: Large stock enables quick delivery; standard orders in 10-15 days. Direct Factory Price: No middlemen; competitive pricing from Chinese manufacturer.