Super Purchasing for Needle Valves - 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’s a 3/2 Compressed Air Valve?
What’s a 2/2 Compressed Air Valve?
We will constantly satisfy our respected customers with our good excellent, superior value and superior assistance due to we're additional experienced and far more hard-working and do it in cost-effective way for Super Purchasing for Needle Valves - rider ring – DONGYI, The product will supply to all over the world, such as: Sheffield , Liberia , Norwegian , Our company regards "reasonable prices, high quality,efficient production time and good after-sales service" as our tenet. We hope to cooperate with more customers for mutual development and benefits in future. Welcome to contact us.

After the signing of the contract, we received satisfactory goods in a short term, this is a commendable manufacturer.
