Excellent quality 24vac Electric Ball Valve - 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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Fast and superior quotations, informed advisers to help you choose the correct merchandise that suits all your requirements, a short generation time, responsible quality control and different services for paying and shipping affairs for Excellent quality 24vac Electric Ball Valve - PEEK throttle ring – DONGYI, The product will supply to all over the world, such as: Puerto Rico , Sydney , Dubai , Our company covers an area of 20, 000 square meters. We have more than 200 workers, professional technical team, 15 years' experience, exquisite workmanship, stable and reliable quality, competitive price and sufficient production capacity, this is how we make our customers stronger. If you have any inquiry, please do not hesitate to contact us.

The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.

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