Factory Free sample Valve Mounting Bracket - 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:


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We can always satisfy our respected customers with our good quality, good price and good service due to we are more professional and more hard-working and do it in cost-effective way for Factory Free sample Valve Mounting Bracket - PEEK throttle ring – DONGYI, The product will supply to all over the world, such as: Ghana , Maldives , San Diego , Satisfaction and good credit to every customer is our priority. We focus on every detail of order processing for customers till they have received safe and sound products with good logistics service and economical cost. Depending on this, our products are sold very well in the countries in Africa, the Mid-East and Southeast Asia.

The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
