Free sample for Higher Bus Air Filters For Sale - piston ring – DONGYI

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Tribologically advantageous materials Gas-tight construction for low-molecular-weight gases piston rings seal the gas in the compression chamber of reciprocating compressors. They are customized, in terms of design and material, to the respective application conditions in refineries, the natural gas industry, as well as the petrochemical and chemical industries. The precisely manufactured rings also allow reliable operation with a long service life in industrial air production and many areas...


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We have the most advanced production equipment, experienced and qualified engineers and workers, recognized quality control systems and a friendly professional sales team pre/after-sales support for Piston Rod , Titanium Connecting Rod , Safety Valve , As an expert specialized in this field, we are committed to solving any problem of high temperature protection for users.
Free sample for Higher Bus Air Filters For Sale - piston ring – DONGYI Detail:

Tribologically advantageous materials
Gas-tight construction for low-molecular-weight gases

piston rings seal the gas in the compression chamber of reciprocating compressors. They are customized, in terms of design and material, to the respective application conditions in refineries, the natural gas industry, as well as the petrochemical and chemical industries. The precisely manufactured rings also allow reliable operation with a long service life in industrial air production and many areas of process engineering.

Piston rings, rider rings and bands are manufactured in various designs:

One-piece or segmental straight
Angle cut
Step cut
Twin Ring™
Double Twin Ring™
Two Segment
Pressure balanced
designs rings and has developed specific combinations for particularly problematic and demanding applications. This has also included numerous successful conversions from lubricated to non-lubricated operation.Pressure balanced rings are available, when deemed appropriate for high pressure applications and piston/rider ring combinations are also available for more specific applications.

Large diameter piston rings up to 47” (1200mm) are custom manufactured for special requirements. A range of metallic piston and rider rings are also manufactured, using selected grades of bronze or cast iron, where operational requirements dictate.


Product detail pictures:

Free sample for Higher Bus Air Filters For Sale -
 piston ring – DONGYI detail pictures

Free sample for Higher Bus Air Filters For Sale -
 piston ring – DONGYI detail pictures


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We keep on with the basic principle of "quality to start with, support very first, continuous improvement and innovation to meet the customers" for your management and "zero defect, zero complaints" as the quality objective. To great our service, we offer the items with all the superior top quality at the reasonable selling price for Free sample for Higher Bus Air Filters For Sale - piston ring – DONGYI, The product will supply to all over the world, such as: Panama , kazan , Ukraine , We welcome you to visit our company and factory. It is also convenient to visit our website. Our sales team will offer you the best service. If you need more information, please feel free to contact us by E-mail or telephone. We are sincerely hope to establish a good long-term business relationship with you through this opportunity, based on equal, mutual benefit from now till the future.
  • It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.
    5 Stars By Mavis from Grenada - 2017.09.28 18:29
    Cooperate with you every time is very successful, very happy. Hope that we can have more cooperation!
    5 Stars By Eleanore from Rwanda - 2018.09.29 13:24
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