Zigong Zhaoqiang Sealing Products Industrial Co., Ltd.

LSHZ Shaft Sleeve Mechanical Seal

Application Scopes

Medium: pulp, ash residue of power plant, tailings, coal washing pulp, residue rinsing fluid of blast furnace, etc.

Concentration: ≤40 %

Pressure: <4 MPa

Temperature: <80°C 

Linear vilocity: <10 m/s

Shaft diameter: φ25 ~ φ100 mm

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Category: Mechanical Seals For Pumps
  • Structure Features of LSHZ Mechanical Seals For Pumps

    1. This structure is suitable for a single-face, integrated mechanical seal that incorporates shaft sleeve clamping and fixation onto the shaft, thus ensuring zero interference during installation.

    2. The rinsing water along with the media is transmitted by an impeller once inside the pump.

    3. This structure features a large spring with either spiral direction, providing exceptional anti-clogging capabilities. Additionally, the friction components are of the hard-to-hard type, exhibiting remarkable abrasion resistance performance.

  • Diagram of LSHZ Mechanical Seals For Pumps

    Diagram of LSHZ Mechanical Seals For Pumps

  • Directions of LSHZ Mechanical Seals For Pumps

    During the installation process, it is imperative to lubricate the inner hole of the shaft sleeve and O-ring to ensure smooth installation. 

    Additionally, once the mechanical seal installation has been verified as satisfactory, it is mandatory to remove the rubber O-ring 1 and the snap ring 2 prior to initiating the machine. 

    Furthermore, it is crucial to maintain a water pressure in the shaft sleeve that is approximately 0.1 MPa higher than the pressure within the pump cavity. When operating, it is essential to open the seal water for the shaft sleeve for a duration of 5 minutes before starting the machine. Conversely, it is necessary to turn off the machine before closing the seal water for the seal shaft sleeve.

    Note: 

    1. The mechanical seal is suitable for use with the inner-flushing slurry pump model of any pump plant.

    2. Please consult Zigong Zhaoqiang Sealing Products Industrial Co., Ltd. for relevant mechanical seal model selection. Contact number: 0813-3202675, 0813-3202692.

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