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MG1 Bellow Mechanical Shaft Seal for Water Pump MG12 MG13 MGS20
Elastomer Bellow Mechanical Seal

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MG1 Bellow Mechanical Shaft Seal for Water Pump MG12 MG13 MGS20

Model: GW MG1/MG12/MG13/S20 (eMG1/eMG available)

Stationary seat: GWCG60

Features:

•   Elastomer bellows rotating

•   Unbalanced design

•   Non- Pusher type

•   Bi-directional rotation

•   Wide radial profile

    Industrial Sealing Solutions:

    This robust elastomer bellow mechanical seal is engineered for medium to heavy-duty applications involving variable pressure conditions. It delivers reliable performance across a broad spectrum of industries, including:

       •   Chemical pump seals and agitator seal systems
       •   Pulp and paper stock processing equipment
       •   Wastewater treatment pump and mixer applications
       •   General industrial rotary lobe pump seal and centrifugal pump seal replacements


    DETAILS & SPECIFICATIONS

    Product Detail

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    The GW MG1/MG12/MG13/S20 series features a compact, resilient elastomer bellow seal designed to accommodate service misalignment and shaft movements. The non-pusher mechanical seal design utilizes an elastomer bellows drive system that eliminates dynamic seals, reducing maintenance and improving service life. This single spring mechanical seal is fully compliant with pre-DIN 24960 European short seal chamber standards, making it ideal for retrofitting equipment such as ABS AF 530, ABS AV 14-4 VX 186, and ABS PIRANHA 23/2.

    Innovative Upgrade: eMG1 Series Seal (Please contact us for more information~)
    100% Compatibility: The eMG1 is fully interchangeable with the widely adopted MG1 standard seal in dimensions and interfaces, enabling direct replacement without modifying existing equipment.
    Detailed Innovations: Optimized bellows root geometry reduces stress concentration and extends fatigue life; spring surfaces feature enhanced corrosion-resistant coating for improved reliability in humid or corrosive environments.
    Functional Expansion: Optional high-performance material combinations (e.g., SiC/SiC faces) increase the maximum pressure rating to 1.8 MPa and temperature range to -50°C ~ 200°C, suiting more demanding applications.

    Equivalent Products

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    • AESseal®: Type N-B09U/B092U/B093U1
    • Vulcan®: Type 19/192/193
    • JohnCrane®: Type MG1/MG12/MG13/S20
    • Roten®: Type L3/L3K
    • Lidering Seal®: Type LRB17/107 L4
    • Flowserve Pac. seal®: Type 190/192/193
    • Sterling®: Type SMG1
    • M.T.U.®: FG 1
    • U.S. Seal®: Type VGMC-1

    Our OEM mechanical seal products provide direct replacements for the above-listed models, offering high-quality mechanical seal performance under ISO 9001-certified manufacturing, with cost-efficient pricing for pump seal replacement needs.

    Material and Operating Range

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    Material:
    • Rotary ring: Carbon/SiC/TC
    • Stationary ring: 99% Alumina Ceramic mechanical seal face /SiC/TC
    • Elastomer: VITON, NBR, or EPDM O-rings and seals
    • Metal Parts: SUS304/SUS316 Stainless Steel

    * Custom material and configuration options are available upon request for specialized mechanical seal solutions.


    Operating Parameters:
    • Temperature: -40 ℃ to 180 ℃ (high-temperature mechanical seal capability)
    • Pressure: ≤ 1.5 MPa
    • Speed: ≤ 10 m/s
    • Suitable Media: Oils, water, sewage, paper pulp slurries, and a wide range of chemical mechanical seal applications

    Installation Dimensions

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    GW MG1
    detail

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