We are committed to integrity and service. In the future, we will cherish the trust of customers, continue to optimize products and improve service levels, and return customers with high-quality Phenolic Fabric Guide Rings, Piston Compact Seal, Phenolic Polyester Wear Ring. Our corporate spirit is continuous learning, decisive execution and continuous reforming. Our company now has many department, and there have more than 20 employees in our company. Besides strong technical strength, we also introduce advanced equipment for inspection and conduct strict management.
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.
With the goal of building a sustainable and international Manufacturer Hot Sales Rubber NBR Back up Ring BRT industry, we are committed to providing better products and more considerate services to global consumers. We produce excellent products with innovative technology and diligent work to meet the environment and create value for customers and society. Relying on excellent product quality, good reputation and superior transportation conditions, our company has established a nationwide and worldwide marketing network.
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