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

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Product Overview: Roller crushers, available from reputable China suppliers and manufacturers, are essential equipment in many industries. They are categorized into single-roller, double-roller, and multi-roller types, depending on the number of rollers used. The rollers can be smooth or toothed; smooth rollers are ideal for medium and fine crushing of medium-hard ores, while toothed rollers excel in coarse and medium crushing of brittle and soft materials. Featuring a simple structure, reliable operation, and low cost, the roller crusher also offers adjustable discharge capabilities. This machine is extensively utilized in sectors such as power generation, cement production, building materials, and metallurgy to effectively crush a variety of medium-hard materials, including coal lumps, slag, coke, limestone, and coal gangue. Trust the premier roller crushers from leading China factories to meet your crushing needs.

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    Technical Features

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

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

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

    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.

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

    The particle size of the discharged material is adjustable.

    It occupies a small area and is easy to maintain.

    The adoption of a hydraulic automatic yielding device and a debris removal device effectively prevents damage from hard objects.

    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, strong double roller crusher gained national patent.

    Frequently Asked Questions

    What are the main advantages of this crusher?
    This crusher features high efficiency, safety, energy conservation, environmental protection, and a large crushing ratio. It also has low noise, low vibration, and low power consumption.
    Can it handle materials with high moisture content?
    Yes, there is no requirement for the moisture content of the crushed materials. The machine is designed to ensure materials are neither sticky nor clogging.
    Do I need to install a dust suction device?
    No, the coarse and fine crushing processes are closely combined in the design, eliminating the need to install a dust suction device at the inlet.
    Is the discharged material size adjustable?
    Yes, the particle size of the discharged material is fully adjustable to meet your specific application requirements.
    How does the machine protect against damage from hard objects?
    It is equipped with a hydraulic automatic yielding device and a debris removal device. These effectively prevent damage from non-ferromagnetic alloy blocks, hard stones, and flexible objects.
    What industries is this product suitable for?
    It is widely applied in metallurgy, cement, chemistry, and other industries for primary and secondary crushing of medium hardness materials like limestone, coal, and slag.