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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 are essential machinery used in various industries, including power, cement, building materials, and metallurgy. In China, leading suppliers and factories offer a range of roller crushers, categorized into single-roller, double-roller, and multi-roller types based on the number of rollers. Additionally, rollers can be classified as smooth or toothed, depending on the roller surface design. Smooth rollers are ideal for medium-hardness ores, providing effective medium and fine crushing, while toothed rollers excel in coarse and medium crushing of brittle and soft materials. With a simple structure, reliable operation, and low operating costs, these roller crushers also feature adjustable discharge settings. They are highly effective for crushing a variety of medium-hard materials, including coal lumps, slag, coke, and limestone, making them a versatile choice for 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 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, slag, scoria, and fir-proof materials etc. In metallurgy, cement, chemistry and other industries for primary and secondary crushing. Among them, strong double roller crusher gained national patent.
    Application of strong double roller crusher
    Frequently Asked Questions (FAQ)
    What types of materials can this crusher handle?
    The crusher is widely applied to crush various medium hardness materials, including limestone, slag, coal, scoria, and fire-proof materials.
    Are there any specific requirements for the moisture content of the materials?
    No, there is no requirement for the moisture content of the crushed materials. The machine is designed to operate smoothly without becoming sticky or clogging.
    Do I need to install an extra dust suction device at the inlet?
    No extra dust suction device is needed at the inlet because the coarse crushing and fine crushing are closely combined in the structural design, ensuring less dust generation.
    How does the machine protect itself from hard uncrushable objects?
    It adopts a hydraulic automatic yielding device and a debris removal device. This effectively prevents damage to the toothed roller from non-ferromagnetic alloy blocks, hard stones, wooden blocks, and other flexible objects.
    Can I adjust the final particle size of the crushed materials?
    Yes, the particle size of the discharged material is fully adjustable according to your specific production needs (ranging from 0.2mm to 10mm).
    What are the main advantages of this crusher's design?
    It features high efficiency, energy conservation, a large crushing ratio, low noise, low vibration, and low power consumption. Furthermore, it occupies a small area and is exceptionally easy to maintain.