Factory Selling Air Control Valve Dn40 - 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:
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What Is an Air Release Valve?
Using a total scientific good quality management process, superior high quality and excellent faith, we get great name and occupied this field for Factory Selling Air Control Valve Dn40 - PEEK throttle ring – DONGYI, The product will supply to all over the world, such as: Mecca , Chicago , Canada , Faced with the vitality of the global wave of economic integration, we are confident with our high-quality products and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.
By Ella from Cambodia - 2018.09.08 17:09
The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
By Eartha from Toronto - 2018.09.29 17:23