We will continue to use leading technology, high-efficiency production organization and quality control capabilities to make us the most competitive and specialized Flange Bearings, Bearings, Bushings Used for Caterpillar company. The company adheres to the concept of honesty, and is committed to continuous innovation and development to become a first-class modern enterprise. We strive to help employees achieve their own value and continue to promote the harmonious development of enterprises and employees.
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 would welcome any potential clients to contact us to give us the opportunity to provide FPM Back up Ring/Rubber Back up Ring/Rubber Sealing Ring solution customized to your needs and requirements. The company has always been committed to scientific and technological progress, continuous innovation, and efforts to develop good products, and has won the trust of users with reasonable cost performance and excellent after-sales services. People from all walks of life are welcome to visit and patronize. To In order to achieve sustainable development, one of the basic requirements is to follow the principle of customer supremacy, pay attention to customer needs, improve service capacity and level, and create customer value in all aspects.
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