China OEM Air Breathing Device - 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?
Duct Cleaner Air Valve Options
Usually customer-oriented, and it's our ultimate focus on to be not only by far the most reliable, trustable and honest provider, but also the partner for our customers for China OEM Air Breathing Device - PEEK throttle ring – DONGYI, The product will supply to all over the world, such as: Washington , Manila , Cologne , Our mission is "Provide Goods with Reliable Quality and Reasonable Prices". We welcome customers from every corner of the world to contact us for future business relationships and achieving mutual success!

The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
