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No.14.Xianfang East Road, Xinjie, Zonghan, Cixi City, Ningbo, China 315301
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PTFE Envelope Gasket

Manufacturer & Exporter: Cixi Heroos Sealing Materials Co.,Ltd.
  • ​PRODUCT DETAILS
  • Place of Origin: CHINA
  • Model Number: HEROOS-663
  • Material: PTFE, rubber-asbestos, non-asbestos, rubber, corrugated stainless steel etc.
  • Standard: On request


  • DESCRIPTION

    PTFE Envelope Gasket consists of rubber-asbestos, non-asbestos, rubber, corrugated stainless steel etc. cushion material encased in PTFE envelope, resulting in a gasket with the excellent corrosion resistance of PTFE and the strength and resilience of core material. It can be produced in several types to meet the most demanding applications.

     

    CONSTRUCTION

    HEROOS-663V-- V type, Slit in center from outside, An economical solution for lower pressure applications.

    HEROOS-663L-- L type, Cut PTFE into square form, For use with medium and higher pressure.

    HEROOS-663U-- U type, Heated & welded at one joint, Normal for DN≥200mm.

     

    APPLICATION & PROPERTIES

    HEROOS-663 PTFE Envelope Gaskets are the ideal solution for applications demanding virtually 100% chemical resistance and where the mechanical properties of a compressed gasket material are also needed. They perform well in the food and process industries where contamination of the medium cannot be permitted, Suitable for medium strong alkalis, cryogenic fluids, oxygen, chlorine gas etc.

    ◆Virtually 100% chemically resistant.

    ◆Temperature range from- 200~+250oC depending on the core.

    ◆Mechanical strength dependent on core selection.

    ◆Pressure≤4 Mpa


    MATERIAL OF INSERT

    Gasket material

    temperature ℃

    pressure MPa

    Asbestos clad plate

    150

    1

    Non-asbestos clad plate

    200

    2

    Copy plate between two layers of asbestos



    Add one layer of asbestos plate in the middle

    220

    2.5

    Copy plate between two layers of asbestos



    Add one layer of asbestos plate in the middle

    220

    2.5

     

    SPECIFICATION

    Pressure

     =<4.0MPa

    Temperature

     -180℃-260℃

    PH

     0-14

    Gasket factor

     m=2.5

    Gasket Seating

     y=20MPa

    Size

    OD=<1100mm(special size can be made as request)

    PTFE Envelope Gasket



    For more information of PTFE Envelope Gasket

    please email to :  sales@heroos.com   cixiseal@gmail.com    we'll contact you in the shortest time. Thanks!


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