China Supplier Air Check 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:

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"Based on domestic market and expand abroad business" is our progress strategy for China Supplier Air Check Valve - rider ring – DONGYI, The product will supply to all over the world, such as: Libya , Uzbekistan , Tunisia , Providing Quality Products, Excellent Service, Competitive Prices and Prompt Delivery. Our products are selling well both in domestic and foreign markets. Our company is trying to be one important suppliers in China.

Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!

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