
China Back-up Ring Customized in High Quality
Model: DRT
Temperature: -60/+200℃
Speed: ≤3m/s
Pressure: -
Product Introduction
With high-quality vari seal rotary, cantilever spring energized seals, hydraulic back up ring, reasonable prices and good after-sales service, we have won the praise of many friends. Over the years, our company adheres to the tenet and mission of 'what customers need is what we do', and strives to provide every customer with exquisite professional technology. We are an enthusiastic, energetic and dynamic, dedicated, challenging, competitive and creative group. We take the standard of performance excellence as the basis of measurement, operate with integrity, establish a good corporate image, and then enhance the competitiveness of enterprises. We have experienced manufacturing facilities with more than 100 employees.
Description
The back up ring is plastic or rubber rings used to prevent the O-ring from entering the clearance gap. When high pressures are exerted on the O-ring, its soft rubber material can be forced into the clearance gap causing the O-ring to extrude. The hard back-up ring material will keep the O-ring material from flowing into the gap which will prevent premature failure. Our hydraulic back up ring is ideal material for back-up rings due to the compound’s high pressure and high temperature capabilities.
Back up ring seal is the most common anti-extrusion devices employed in dynamic and static sealing, designed to prevent the migration of sealing material into the extrusion gap under the system pressure. We offers a wide range of back-up ring geometries and materials to suit every seal type and application. They are open or closed shapes for snap assembly made of a broad range of compounds which are highly resistant to thermal or mechanical stress. Parker back-up rings help reduce costly downtime and ensure long-term functional reliability.
Material | PTFE, Nylon, POM etc. |
Color | Coffee, Yellow, Green, Black, White, etc. |
Speed | ≤3m/s |
Temperature | -60~+200℃ |
Pressure | - |
Medium | Mineral oil based hydraulic fluids, barely flammable hydraulic fluids, water, air and others |
Application | Excavators, Standard cylinders, Mobile hydraulics, Presses etc. |
Type of Cut | Angel cut, straight cut |
Feature
● Easy to install
● No stickiness
● Good performance in both lubrication and no lubrication
● The groove structure is simple
● Excellent performance of sliding
● Good dynamic and static sealing


The company has 5,000 square meters of professional production plants, 2000 square meters of constant temperature and humidity production workshop, dozens (sets) of advanced production equipment.
Own a professional and technical production team and sales service team.
The selection of raw materials are international first-line brand suppliers, In order to ensure product quality, we promise that don't add waste (recycled materials) in the material.


Looking ahead, we take the pursuit of producing higher quality China Back-up Ring Customized in High Quality as our corporate culture philosophy. We continue to enhance the happiness of our employees and realize the growth and sharing of employees and the company together. We always adhere to the principle of "capital security", increase the risk prevention of foreign trade, and make every effort to ensure capital security.
Hot Tags: hydraulic cylinder back up ring gasket, China, suppliers, manufacturers, factory, customized, wholesale, u cup design, Hydraulic Piston Seals Double Delta, guide tape ptfe, Hydraulic Cylinder Wiper Seals, u cup upi, hydraulic o rings
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