We have perfect mechanism, advanced technology and standardized management, and our Phenolic Resin Guide Rings, Phenolic Fabric Wear Rings, Bushings is oriented to the society and serves the public. We are trying to build a company based on research and development, which integrates many talents, new production technology and strong scientific research ability. Our company now has a high-quality modern scientific and technological team, with first-class management level, advanced production technology and perfect testing equipment. If the product encounters quality problems, our company will deal with them in time, and try to reduce the user's trouble.
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 are committed to providing more competitive customized solutions and products for PTFE Back up Rings in Brown/Coffee Color to global users, and go hand in hand with our partners to seek common development. With the increasingly fierce market competition, customers' demand shows more and more personalized and diversity, and the delivery time of customers' orders is becoming shorter and shorter. We will pay back to society by promoting the rational allocation of social resources, serving people and creating social welfare.
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