• CPI Sealing Components

    CPI is an industry leading manufacturer of precision engineered sealing components for the compression industry. In addition to supplying packing, piston and rider ring product lines, CPI offers a complete line of compressor valves designed to provide each customer with maximum performance and reliability for their application.

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  • Compressor Valves

    CPI offers a complete line of compressor valves engineered for specific applications. CPI valve quality combines the highest possible flow efficiency with maximum service life. CPI offers a complete line of premium quality valves to satisfy most application requirements. Included are:

    • Hi-Flo™ Valve
    • Radiused Disc Valve
    • Plate Valve
    • Poppet Valve
    • Ring Valve
    • Dampened Disc Valve
    • Indicator Ported Valve
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  • Packing and Wiper Rings

    CPI combines a wide variety of materials and designs to meet any specific packing ring or oil wiper ring requirement - Cast iron, and bronze are just a few of the materials available. All of these materials are available in packing rings and oil wipers designed for unidirectional and bi-directional sealing, low pressure vent sealing, and gas purge sealing.

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  • Packing cases

    CPI designs and manufactures a full line of compressor packing cases, intermediate partition packing cases and wiper cases for your reciprocating compressor’s piston rod sealing system. Precision machined from cast iron, bronze alloy steel or stainless steel.

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  • Pistons and Rods

    CPI manufactures to the highest quality standards a full range of pistons and piston rods in stainless or alloy steels, aluminum and cast iron, for a broad range of applications and operating conditions. 

    Experienced technical knowledge of compressor design and operation ensures that the optimum materials, surface treatments and sealing components are selected for each application.

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  • Piston Rings

    A range of piston rings, rider rings and rider bands fulfill the varied sealing and piston support requirements for reciprocating compressors, using a range of CPI Special Polymer Alloys, standard and special materials.

    Many successful field applications, using the unique range of CPI materials, have transformed both oil-free and lubricated compressor reliability, resulting in better sealing, less wear and longer running life.

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  • Rider Rings

    A range of piston rings, rider rings and rider bands fulfill the varied sealing and piston support requirements for reciprocating compressors, using a range of CPI Special Polymer Alloys, standard and special materials. 

    Many successful field applications, using the unique range of CPI materials, have transformed both oil-free and lubricated compressor reliability, resulting in better sealing, less wear and longer running life.

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  • Replacement and Spare Parts

    In addition to the manufacture and supply of components, CPI is committed to keeping compressors performing and maximizing operational availability. With this understanding and focus, CPI believes the supply of replacement parts is critical in achieving this. CPI is able to support operators around the clock; this also includes a comprehensive reconditioning service from many of our worldwide operations.

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