Our company has advanced equipment and testing means, Slideway Soft Strips, Thrust Washers, Wear Pads are sold all over the country. Our business puts emphasis on the administration, the introduction of talented personnel, as well as the construction of team building, trying hard to further improve the standard and liability consciousness of staff members customers. Our company takes humanistic care, pursues the origin, creates quality, and shows the vitality of an enterprise with infinite expansion, and builds a bridge for the common development of enterprise, customer and consumer with human-oriented care.
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 adopt high-quality raw materials to make our High Temperature Resistance Pure PTFE Back up Rings more durable and environmentally friendly. We strive to give full play to our own advantages, broaden the business field, expand the market share, and recast the new glory of the enterprise. Our people-oriented management concept is embodied in the people-centered, showing respect for people, care for people, encourage people.
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