
PTFE Back up Ring/PTFE Sealing Ring/Back up Ring
Model: DRT
Temperature: -60/+200℃
Speed: ≤3m/s
Pressure: -
Product Introduction
Our company is mainly engaged in a series of dust seal catalogue, das piston seals, vee packing sets with high price, complete variety, high quality, beautiful appearance and excellent price. We adhere to the strategy of focusing and continuously invest in product research and development. Our innovate are driven by customer demand and cutting-edge technology, so that our company is always at the forefront of the industry, leading the development of the industry. Our corporate vision establishes the goals to be achieved by the future development of the enterprise, and is the strategic direction for sustainable development of the enterprise.
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.


The market recognition of our PTFE Back up Ring/PTFE Sealing Ring/Back up Ring has been steadily increasing benefited from the in-depth advancement in the field of intelligent manufacturing. Our company is full of vitality and development opportunities and stands at a new historical starting point. We always insist on the training and construction of core team and professional talents, and have forged a core team with broad vision, strong career spirit and excellent professional talent.
Hot Tags: hydraulic cylinder back up ring gasket, China, suppliers, manufacturers, factory, customized, wholesale, ptfe rotary oil seal, usi oil seal, Hydraulic Cylinder Seals KZT, stainless steel oil seals, ptfe shaft seal, chevron v type packing
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