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High-Efficiency 4PG Series Toothed Roller Crusher for Coal Crushing - China Suppliers & Factory

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Product Overview: Roller crushers, available from top China suppliers, are essential machinery in various industries, including power, cement, building materials, and metallurgy. These crushers are categorized into single-roller, double-roller, and multi-roller types based on the number of rollers utilized. Depending on the roller surface design, rollers are further divided into smooth rollers and toothed rollers. Smooth rollers are ideal for medium and fine crushing of medium-hardness ores, while toothed rollers excel in the coarse and medium crushing of brittle and soft materials. The roller crusher boasts a straightforward structure, dependable operation, and cost-effectiveness. Additionally, it features adjustable discharge force, making it versatile for crushing various medium-hardness materials such as coal lumps, slag, coke, limestone, and coal gangue. Our factory ensures high-quality roller crushers that meet the diverse needs of industrial applications.

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    Technical Features

    1

    High efficiency, safety, energy conservation, environmental protection and large crushing ratio.

    2

    There is no requirement for the moisture content of the crushed materials, and they are neither sticky nor clogging.

    3

    The unique design that integrates the uniform distribution device and the fine powder screening device completely eliminates the phenomenon of overgrinding.

    4

    The coarse crushing and fine crushing are closely combined in the design, so there is no need to install a dust suction device at the inlet.

    5

    Low noise, low vibration, less dust and low power consumption.

    6

    The particle size of the discharged material is fully adjustable.

    7

    It occupies a small area and is exceptionally easy to maintain.

    8

    The adoption of a hydraulic automatic yielding device and a debris removal device can effectively prevent the damage of non-ferromagnetic alloy blocks and hard stones to the toothed roller.

    Product Parameters

    NO. Model Feeding Size (mm) Discharging Size (mm) Capacity (t/h) Driving Power (kw) Protection Mode Driving
    Standard Heavy type
    1 4PG0404 PT 20 0.2-10 0-30 7.5(11) 11(15) Spring or hydraulic
    Triangular belt
    Or
    Coupling
    Triangular belt or coupling
    2 4PG0605 PT 40 5-60 22(30) 30(37)
    3 4PG0806 PT 60 8-90 30(37) 37(45)
    4 4PG0809 PT(Y) 60 12-120 37(45) 45(55)
    5 4PG0812 PT(Y) 80 20-180 45(55) 55(75)
    6 4PG1012 PT(Y) 90 30-220 55(75) 75(90)
    7 4PG1212 PT(Y) 90 45-260 75(90) 90(110)
    8 4PG1216 PT(Y) 90 55-330 90(110) 110(132)
    9 4PG1218 PT(Y) 90 70-350 110(132) 132(160)

    Application

    This series product is applied to crush various medium hardness materials such as limestone, slag, coal, scoria, and fire-proof materials, etc. In metallurgy, cement, chemistry and other industries for primary and secondary crushing. Among them, the strong double roller crusher has gained a national patent.

    Frequently Asked Questions (FAQ)

    What materials can the double roller crusher process?
    It is designed to crush various medium hardness materials, including limestone, slag, coal, scoria, and fire-proof materials, making it ideal for metallurgy, cement, and chemical industries.
    Are there any requirements for the material's moisture content?
    No, there are no specific requirements for the moisture content of the crushed materials. The machine is specially designed to ensure materials are neither sticky nor clogging during operation.
    How does the equipment prevent overgrinding?
    The crusher features a unique design that perfectly integrates a uniform distribution device with a fine powder screening device, completely eliminating the phenomenon of overgrinding.
    Do I need to install a dust suction device at the inlet?
    No, because the coarse crushing and fine crushing are closely combined in the design, there is no need to install a dust suction device at the material inlet.
    How is the toothed roller protected from damage by hard stones or metal?
    The crusher adopts a hydraulic automatic yielding device and a debris removal device. This effectively prevents damage from non-ferromagnetic alloy blocks, hard stones, and wooden blocks, ensuring normal operation.
    Is the particle size of the discharged material adjustable?
    Yes, the particle size of the discharged material is fully adjustable to meet the specific requirements of your production line.