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  • What is Hydraulic piston PTFE SPGW seal?
    • March 16. 2023

    SPGW (MTP) Piston Seal is exclusively designed for double acting hydraulic cylinders. Perfect for heavy duty applications, it ensures high serviceability. It is a high performance double acting compact piston that includes a PTFE-seal friction ring, a profile pre-loaded NBR elastomer and two POM back rings. It is suitable for a wide range of PTFE materials, the most common being bronze, MoS2, or c...

  • Application of JST's Hammer Union Seals
    • March 10. 2023

    Hammer Unions are made by Weco, FMC, and Kemper Valve among others, and are used in the Oil & Gas Industry, in steel mills, chemical plants, strip mining, and marine dredging. Hammer Union Seals are utilized in hammer union-style pipe connections to create flow lines and prevent leakage. Hammer unions are especially designed to enjoin mud tanks immediately without managing the flanged connecti...

  • S Seals: The Ultimate Solution for Oilfield Equipment
    • March 10. 2023

    The oil and gas industry is a crucial sector for the global economy, providing energy and fuel to meet the growing demands of the world. The industry is always in search of cost-effective, reliable, and durable solutions to maintain the integrity of its equipment. S Seals is such a solution that has gained popularity in recent times for oilfield equipment. S Seals, also known as elastomeric seals,...

  • What is a wear ring
    • March 10. 2023

    The function of wear rings is to absorb forces in a piston and/or rod hydraulic cylinder, while eliminating metal to metal contact. Wear ring can extend the life of a hydraulic system: it’s faster and less expensive to replace a wear ring than an entire cylinder. The Guiding/Wear ring is a roll of tape that can be cut to a specific length according to the customer’s specifications. The wear ring o...

  • What is FFKM
    • March 02. 2023

    As we know FKM is fluororubber, also known as Viton. A kind of highly fluorinated polymers that are suitable for continuous use at elevated temperatures. So what FFKM means? Obviously, FKM and FFKM have some relationship, also share many similarities. But What does that extra F mean? JST seals are here to tell you what is FFKM. FFKM, or perfluoroelastomer, It’s a kind of sealing material whatever ...

  • PEEK Spring Energized Seal in a High Temperature/High Radiation Application
    • February 24. 2023

    PEEK is one of the most radiation resistant plastics in common use. It can withstand exposure of 109 rad before any performance degradation occurs. PEEK can also operate successfully at temperatures up to 500 ° F. PEEK is usually used for back-up rings, bearings, and structural seal components such as seal carriers and valve blocks. It's a challenge to create a spring energized seal jacket out of ...

  • Do you know wiper plug?
    • February 24. 2023

    A wiper plug typically has an elastomeric body mounted on a mandrel and elastomeric external fins that bear against the inner wall of the casing. The fins wipe mud solids and other accumulated debris off the inner wall of the casing. The effectiveness of a wiper plug relies on at least one fin creating a seal against the surrounding casing or liner, and the body sealing against the mandrel. The el...

  • What kinds of materials are commonly used for rubber seals in valves?
    • February 21. 2023

    Valve Sealing is a necessary general technology in various industrial fields. Not only construction, petrochemical, shipping, machinery manufacturing, energy, transportation, environmental protection and other industries can not be separated from the sealing technology, aviation, aerospace and other cutting-edge industries are also closely related to sealing technology. Valve sealing is used in a ...

  • What kind of seal can JST provide for butterfly valve?
    • February 16. 2023

    What is butterfly valve Butterfly valve, also known as flap valve, is a regulating valve with simple structure, which can be used for switch control of low-pressure pipeline medium. Butterfly valve refers to a valve whose closing part is a disc, which rotates around the valve shaft to achieve opening and closing. Types: - Double & triple eccentric, high performance HP butterfly valve, - Flange...

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