Our company has the needs of users in different industries and can customize and produce various Hydraulic Cylinder Wear Ring Seals, Inner Spherical Ball, Guide Strips with special specifications and performance according to customer requirements. Relying on international leading technology and capital, adhering to the mission of "originating in Europe, being superior to China, and leading the world", it provides green and safe scientific solutions for China and the world, in the fields of home and construction, energy and transportation. Our company's production system is well managed and we adhere to the corporate tenet of 'resources, innovation, safety, and environment'.
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.
The company specializes in the design and production of Gdk Hydraulic Seal/Ny Gray Back up Ring BRT, integrating design, development, production and sales. When adjusting the industrial structure of export commodities, our company focuses on the development of high-tech industries, adheres to the export strategy of winning by quality, and is committed to creating its own brand and taking the road of brand development. Saving money for customers is our company's highest principle. This is our company's primary ideological starting point when we provide customers with products and engineering services.
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