Supply OEM Needle Valve Manufacturer - 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:

Related Product Guide:
What Is an Air Release Valve?
What’s A 4/2 Compressed Air Valve?
To meet the customers' over-expected pleasure , we have now our solid crew to supply our greatest all round assistance which includes marketing, sales, planning, production, top quality controlling, packing, warehousing and logistics for Supply OEM Needle Valve Manufacturer - rider ring – DONGYI, The product will supply to all over the world, such as: Puerto Rico , Estonia , Paraguay , Based on experienced engineers, all orders for drawing-based or sample-based processing are welcomed. We have won a good reputation for outstanding customer service among our overseas customers. We will continue to try the best to offer you good quality products and the best service. We are looking forward to serving you.

We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!

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