OEM/ODM Factory Automatic Air Valve - rider ring – DONGYI

Short Description:

Selection from a comprehensive range of tribological materials No pressure applied to the rider ring by relief grooves Conversion of cylinder from lubricated to non-lubricated operation In reciprocating compressors, rider rings guide the piston in the cylinder bore. We manufacture them from materials that are specifically developed for the respective application.


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We stay with our company spirit of "Quality, Performance, Innovation and Integrity". We goal to create more value for our clients with our abundant resources, advanced machinery, experienced workers and superb solutions for Plastic Compression Springs , Cypr Piston Ring , Piston Radial , We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
OEM/ODM Factory Automatic Air Valve - rider ring – DONGYI Detail:

Selection from a comprehensive range of tribological materials
No pressure applied to the rider ring by relief grooves
Conversion of cylinder from lubricated to non-lubricated operation
In reciprocating compressors, rider rings guide the piston in the cylinder bore.
We manufacture them from materials that are specifically developed for the respective application.


Product detail pictures:

OEM/ODM Factory Automatic Air Valve -
 rider ring – DONGYI detail pictures


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We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success for OEM/ODM Factory Automatic Air Valve - rider ring – DONGYI, The product will supply to all over the world, such as: Danish , Croatia , Armenia , Since the establishment of our company, we have realized the importance of providing good quality products and the best before-sales and after-sales services. Most problems between global suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question things they do not understand. We break down those barriers to ensure you get what you want to the level you expect, when you want it.
  • This company can be well to meet our needs on product quantity and delivery time, so we always choose them when we have procurement requirements.
    5 Stars By Phoenix from Japan - 2017.02.18 15:54
    A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
    5 Stars By Nicola from Malaysia - 2017.06.29 18:55
    WhatsApp Online Chat !