The company adheres to the corporate development vision of "creating the Hydraulic Wear Rings, Piston and Rod Seals, PTFE Guide Strips brand with high-quality products and characteristic services." In line with the corporate philosophy of "customer-oriented, integrity-based", the business philosophy of "precision, refinement, and innovation", and "professional quality, excellent service", we are committed to the needs of customers. Our company relies on a strong technology development system, market-oriented, in line with the concept of serving users and common development. We provide an inclusive work environment and treat each of our colleagues as an individual. We make rational use of talents, provide them with space for growth and opportunities for development, and maximize their effectiveness. The company has many advanced equipment, so that the stability of product quality has been fully guaranteed.
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 share with the Rubber Back up Ring Rubber Seals NBR Back up Ring industry to let more friends help us, and share with the society to make our business and living environment better and get more social resources and services. Quality-oriented, service first, we will cooperate sincerely with you! By promoting the construction of enterprises under the rule of law, we further standardize the business behavior of enterprises.
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