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Mine fire-retardant grouting equipment, ZHJ-167/1.8 series

The mine-used fire-retardant grouting device is a simple, practical, and reliable colloidal fire-extinguishing equipment designed based on extensive field experience in coal mine fire prevention and control, taking into account the economic conditions and operational circumstances of coal mines. It can be used in conjunction with surface fire-extinguishing systems to add fire-retardant materials such as coagulants or gelling agents to the grouting pipeline near the grouting location underground. Alternatively, it can also be used independently underground to inject polymer colloids into fire zones for fire suppression purposes.

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  • Product Description
  • Mine fire-retardant grouting device

    Product Introduction

    The mine-used fire-retardant grouting device is a simple, practical, and reliable colloidal fire-extinguishing equipment designed based on extensive field experience in coal mine fire prevention and control, taking into account the economic and operational conditions of coal mines. It can be used in conjunction with surface fire-extinguishing systems to add fire-retardant materials such as coagulants or gelling agents to the grouting pipeline near the grouting location underground. Alternatively, it can be used independently underground to inject high-molecular colloids into fire zones for fire suppression.

     

    Product Features and Benefits

     

    Features:

    1. The equipment features stable flow and pressure, with accurate and uniform proportional mixing of fire-extinguishing materials. The gelation rate of both gels and composite colloids can be adjusted according to different conditions to achieve better fire suppression and prevention effects.

    2. This equipment features a compact structure, stable performance, and reliable operation; it is simple to operate and convenient to use and maintain.

    Advantages:

    1. The device is equipped with two funnel openings, allowing simultaneous mixing and injection of two types of powdered materials.

    2. The device has a smaller volume.

     

    Terms of Use:

    The loess and lime powder used shall be screened and filtered to ensure that they are free of particles and impurities.

     

    Product Use

    This equipment is a complementary component of the colloidal fire-extinguishing system. When it is necessary to inject gel or composite colloids into mine fire zones for fire suppression, this equipment can be used to add coagulants (such as NaHCO₃ or NH₄HCO₃) or gelling agents (model: FCJ12—this material is a product developed by our company and is exclusively manufactured by us) directly into the grouting pipeline near the gel application site underground.

     

    Main Technical Parameters

    Project

    Unit

    ZHJ-167/1.8

    ZHJ-100/1.8

    ZHJ-85/1.8

    Output flow

    L/min

    167

    100

    85

    Output pressure

    MPa

    1.8

    1.8

    1.8

    Input power

    kW

    11

    7.5

    7.5

    Output speed

    revolutions per minute

    960

    970

    970

    Voltage

    V

    660/1140

    Device export

    KJ

    32

    Coagulant

    kg/h

    400–2000

    Fire extinguishing agent or gelatinizing agent

    kg/h

    50–250

    Stepless speed regulation range

    revolutions per minute

    60–300

    External dimensions

    mm

    2400×1000×800

    2200×900×800

    Weight

    kilogram

    610

    550

     

     

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