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

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Product Overview: Roller crushers are essential machines in various industrial processes, categorized into single-roller, double-roller, and multi-roller types based on the number of rollers. In addition, these rollers come in two main styles: smooth rollers and toothed rollers. Smooth rollers are designed for medium and fine crushing of medium-hardness ores, while toothed rollers are ideal for coarse and medium crushing of brittle and soft materials. Known for their simple structure, reliable operation, and cost-effectiveness, roller crushers also offer adjustable discharge settings. These machines are widely utilized in sectors such as power generation, cement production, building materials, and metallurgy, where they effectively crush various medium-hardness materials, including coal lumps, slag, coke, and limestone. As a leading China supplier, our factory ensures high-quality roller crushers tailored to meet diverse industrial needs.

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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 adjustable.

    7

    It occupies a small area and is 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, as well as the harm of wooden blocks and flexible objects to the normal operation of 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, strong double roller crusher gained national patent.
    Crusher Equipment Application

    Frequently Asked Questions (FAQ)

    What materials can this crusher process?

    It is designed to crush various medium hardness materials, including limestone, slag, coal, scoria, and fire-proof materials.

    Does the moisture content of the materials affect the crushing process?

    No, there is no requirement for the moisture content of the crushed materials. The machine operates smoothly without being sticky or clogging.

    How does the equipment prevent overgrinding?

    It features a unique design that integrates a uniform distribution device and a fine powder screening device, which completely eliminates the phenomenon of overgrinding.

    Do I need to install a dust suction device at the inlet?

    No, the coarse crushing and fine crushing are closely combined in the design, eliminating the need for an additional dust suction device at the inlet.

    Can I adjust the size of the discharged material?

    Yes, the particle size of the discharged material is fully adjustable according to your specific production requirements.

    How is the crusher protected from damage by hard stones or alloys?

    It uses a hydraulic automatic yielding device and a debris removal device, effectively preventing damage from non-ferromagnetic alloy blocks, hard stones, wooden blocks, and flexible objects.