Excellent product quality and competitive prices of our Turquoise Polyester Fabric Resin Wear Rings, Polyester Resin Guide Rings, PTFE Guide Strips have given our company a good reputation among new and old customers. Actively responsible and good after-sales service, so that our consumers can buy happily and use with confidence. The pursuit of "customer satisfaction" is the endeavor and goal pursued by every company employee. Being customer-centric, we have implemented a quick, efficient and comprehensive response system to serve customers within 24 hours. Our goal is to have a stable development trend, good economic benefits, and strong development momentum. We always adhere to the corporate philosophy of "quality-oriented, scientific and technological innovation, all with the customer", which is favored by our regular customers.
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.
Our eternal pursuits are the attitude of 'regard the market, regard the custom, regard the science' as well as the theory of 'quality the basic, have confidence in the very first and management the advanced' for Gdk Ny Back-up Ring/Rod Seal Back up Ring. We advocate harmony and win-win, dedication to society, green environment, mutual benefit and common development. The brand concept of "quality is life, brand builds the future" is an important starting point for us to achieve high-quality development.
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