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Seals for slurry pumps

ZJ1-D1 Double Cartridge Mechanical Seals
  • ZJ1-D1 Double Cartridge Mechanical Seals
  • ZJ1-D1 Double Cartridge Mechanical Seals
  • ZJ1-D1 Double Cartridge Mechanical Seals


SKU : ZJ1-D1

Basic Features

  • Structure: Double-End
  • Pressure: Medium Pressure Mechanical Seals
  • Speed: General Speed Mechanical Seal
  • Temperature: General Temperature Mechanical Seal
  • Performance: Wear
  • Standard: DIN24960, ISO3069, GB6556
  • Model NO.: ZJ1-D1
  • Balance: Balanced
  • Specification: Inner Diameter: 35 mm to 250 mm

Product Detailed Description

YL ZJ1-D1 Mechanical Seals for Paper Pulp Pumps, Alumina Plants, Flue Gas Desulphurization, Deashing System and Slurry Pumps

Structural Features: double end, multiple springs, balanced, independent direction of rotation, still structure and set screw transmission. The component is cartridge seal with easy installation. The still spring design is good for high speed running and can take the vibration of the pumps. The springs are not having contact with the mediums so that there will be no jam or corrosion caused by the high viscosity and crystallization active content. The seal face load is well balanced and the seal can work with a wide range of sealant pressure (upto 0.5 MPa) and the cooling efficiency is high.

YALAN Seals is the China national standard maker of "Specification for Mechanical Seal of FGD Pump" (JB/T 12391-2015).

Industrial Standards: DIN24960, ISO3069, GB6556

Scopes of Application: mainly used in flue gas desulphurization (AKA FGD) pumps, slurry pumps and paper pulp pumps for industries such as coal washery, mining, sewage treatment, paper making, metallurgy, power plants, and chemical engineering.

  • Operation Parameters:

    • Pressure: not higher than 1.6 MPa
    • Temperature: - 20 ~ 150 ºC
    • Linear Speed: 15 m/s or less


    • Rotary Ring: SiC/TC
    • Stationary Ring: SiC/TC/Carbon
    • Elastomers: Viton/EPDM/Aflas
    • Springs: SS304/SS316/HC276
    • Metal Parts: 410S/SS304/SS316/SS316L/2205

    Mediums: solid capacity less than 25%, paper pulp, coal cinder, slag, ash and other fluids with solid powder.

    Customization: Changes of materials for getting other operating parameters are possible. Contact us with your requirements.

  • Download Manual

YALAN Seals Global
Anhui, China
21st Floor, Lanjing International Tower
Yaohai, City of Hefei

+86 551 6428 7402

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