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Multi-Spring Grundfos Sarlin Pump Mechanical Seals Replacement
Grundfos Pump Mechanical Seals

Multi-Spring Grundfos Sarlin Pump Mechanical Seals Replacement

Model: GW GLF-20

Features:

•   Multi-spring balanced seal

•   Corrosion-resistant for harsh media

•   Factory pre-assembled

•   Spring-loaded maintains contact

•   Compact design for Grundfos Sarlin pump

    This mechanical seal is engineered for Grundfos Sarlin pumps, delivering reliable performance in a variety of demanding industrial environments. It is particularly well-suited for:

       •   Chemical processing systems and transfer pumps
       •   Industrial water treatment and circulation systems
       •   Pharmaceutical manufacturing equipment
       •   Food and beverage processing applications
       •   General industrial pumping systems


    DETAILS & SPECIFICATIONS

    Product Detail

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    The GW GLF-20 is a multi-spring mechanical seal specifically engineered for Grundfos Sarlin pumps. This cartridge seal design incorporates multiple springs that provide uniform face loading and superior performance in demanding applications. The balanced design ensures stable operation across varying pressure conditions while maintaining optimal seal face contact.

    The seal features advanced face materials including silicon carbide and tungsten carbide options, providing exceptional wear resistance and longevity. The unitized cartridge construction simplifies installation and eliminates the need for special tools or complicated setting procedures, significantly reducing maintenance time and potential installation errors.

    Validated Equipment Compatibility:
    • Grundfos Sarlin series pumps
    • Various chemical and industrial fluid handling pumps
    • Systems requiring 20mm shaft diameter seals

    Equivalent Products

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    • Grundfos Sarlin Pump OEM seals
    • AES seal®: M010SA
    • ROPLAN®: 201

    *Our Our seals deliver OEM-equivalent performance at a competitive price, with ISO9001-certified manufacturing guaranteeing consistent quality and durability.

    Material and Operating Range

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    Material:
    • Rotary ring: Carbon / Silicon Carbide (SiC) / Tungsten Carbide (TC)
    • Stationary ring: SiC /TC
    • Secondary seal: VITON /NBR / EPDM
    • Spring and Metal Parts: SUS304

    * Customized material specifications and non-standard dimensions can be provided based on specific application requirements.


    Operating Range:
    • Temperature: -20 ℃~180℃
    • Pressure: ≤1.2MPa
    • Speed: ≤10m/s

    Suitable Media:
    • Water, hot water, and steam
    • Oils and lubricants
    • Chemical content
    • Industrial coolants and hydraulic fluids

    Installation Dimensions

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    glf-20

    Metric size d

    D2

    D3

    L1

    L2

    25.0

    39.0

    38.0

    29.9

    9.6

    32.0

    46.0

    48.0

    32.4

    11.0

    38.0

    54.0

    55.0

    33.9

    11.2

    50.0

    66.0

    69.3

    34.4

    14.0

    65.0

    85.0

    85.4

    38.9

    15.3

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