With our passion for the development of this Spherical Rod End Bearings, Guide Rings for Hydraulic Cylinders, Phenolic Resin and Polyester Resin Composite Pipes industry and our strong team service capability, we have attracted a large number of strategic partners with superb strength. Our products have won praise from customers in various industries for their stable quality and high cost performance. Our company sincerely welcomes people from all walks of life at home and abroad to patronize and negotiate business. Since its establishment, our company has always adhered to the enterprise business philosophy of honor, responsibility and credit. With our strong technical strength and R&D investment, we make every effort to be realistic and enterprising, and vigorously develop new products.
Our back-up rings can be made from pure PTFE or filled other materials to meet different working conditions.
Product parameter
Material type | Color | Density (g/cm³) | Linear thermal expansion factor | Tensile Strength | Elongation | Compressive strength | Bending strength | Impact strength without Notch | Friction and wear properties (dry friction) | |||
Coefficient of friction | Wear scar width | Wear loss | ||||||||||
DF-101 | White | 2.1-2.2 | 10-12 | 20-30 | ＞250 | 12 | 11-14 | 16 | ＜0.1 | ≥20 | ≥254 | |
Product application
In a sealing application, backup rings provide added extrusion resistance and prevent damage to o-rings and seals when subjected to high pressures, larger extrusion gaps, and/or high temperatures.
We have formed a first-class technology R & D team in the industry, which can strengthen the work and enrich the content of our Customized EPDM, FKM, Silicone, NBR Back up Ring. We enhance human ability through learning and growth, and improve organizational performance through process optimization. Our company has a number of professional and technical personnel, whether inresearch and development capacity, technical level, production capacity, quality requirements, we all reach the leading level of the international industry.
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