New Fashion Design for Air Round Valves - PEEK throttle ring – DONGYI Detail:
PROTECTING NON-METALLIC SEALING RINGS
Protection of non-metallic sealing rings from extruding
Allows the use of PTFE as a sealing ring at high pressures
Materials available for all fields of applications
back-up rings are used to prevent non-metallic sealing rings from extruding into the space between the piston rod and packing cup. Back-up rings, which are typically made of cast iron or bronze material, seal only the end face of the packing case cup. The bore hole has a small clearance from the piston rod. They are suitable for all fields of application in the process, natural gas, or food industry.
Product detail pictures:


Related Product Guide:
What’s a 3/2 Compressed Air Valve?
What’s a 2/2 Compressed Air Valve?
we can offer high quality products, competitive price and best customer service. Our destination is "You come here with difficulty and we give you a smile to take away" for New Fashion Design for Air Round Valves - PEEK throttle ring – DONGYI, The product will supply to all over the world, such as: Slovenia , Poland , Austria , In order to make more people know our products and to enlarge our market, we have devoted a lot of attention to technical innovations and improvement, as well as replacement of equipment. Last but not the least, we also pay more attention to training our managerial personnel, technicians and workers in planned way.

Timely delivery, strict implementation of the contract provisions of the goods, encountered special circumstances, but also actively cooperate, a trustworthy company!

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