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GW 208 Inboard Rotary for Fristam Pump Seals 30mm&35mm
Fristam pump seal

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GW 208 Inboard Rotary for Fristam Pump Seals 30mm&35mm

Model:

GW 208/11 (with Base Plate) 

GW208/12 (without Base Plate)

Size: 22MM& 30MM & 35MM

Features:

•   Inboard rotating element

•   Integrated base plate can be removed

•   Minimized vibration and smooth operation

•   Optimized face geometry and material pairing

•   Manufactured for structural integrity

    Description:

    High-performance inboard rotary component designed for the GW 208 mechanical seal assembly. Engineered to provide reliable rotational sealing in Fristam® pump systems, available in configurations with or without an integrated base plate for installation flexibility.

    Ideal for use in Fristam® centrifugal and rotary pumps within industries such as food and beverage, pharmaceuticals, cosmetics, and chemical processing. The GW208/11 and GW208/12 rotaries provide dependable performance in applications requiring stringent hygiene, thermal cycling, and mechanical durability.


    DETAILS & SPECIFICATIONS

    Product Detail

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    The GW208/11 and GW208/12 serve as the primary rotating components within the GW 208 mechanical seal, directly interfacing with the stationary seat to maintain a consistent sealing barrier under dynamic conditions. Their design focuses on dimensional accuracy, surface finish quality, and mechanical stability to support leak-free performance in sanitary and industrial pump environments.

    Available with or without a base plate, these rotaries offer adaptability to different pump configurations and retrofit requirements. The inclusion of high-grade face materials ensures compatibility with a wide range of media while extending operational lifespan through wear resistance and thermal stability.

    Equivalent Products

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    • Vulcan®: XX08/12

    These models provide direct OEM replacement with assured interchangeability, offering comparable—and often enhanced—performance at a competitive cost. All components are produced under an ISO9001-certified quality system, ensuring repeatability and compliance with industry specifications.

    Material and Operating Range

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    Material:
    • Housing/Base Plate: Stainless Steel (SUS304/SUS316)
    • Primary Sealing Face: Carbon / Silicon Carbide (SiC) / Tungsten Carbide (TC)
    • Optional elastomer and secondary sealing elements available upon request

    * Custom material combinations, coatings, and dimensional modifications can be engineered to meet specific application needs.

    Operating Range:
    • Temperature: -30℃ to +180℃ (standard); extended ranges configurable
    • Pressure: Suitable for systems up to 1.6 MPa
    • Rotational Speed: Optimized for peripheral speeds ≤ 18 m/s

    Compatible Media:
    • Food, dairy, and beverage products
    • Pharmaceutical and bioprocessing fluids
    • Chemical solutions, solvents, and oils
    • Hot water, steam, and cleaning-in-place (CIP) agents


    Installation Dimensions

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    - Available for Shaft Sizes: 22mm, 30mm, 35mm
    - Custom diameters and lengths can be manufactured based on request—contact us for tailored quotations.
    *For technical datasheets, material certifications, or application-specific engineering support, please contact our technical service department.

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