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China K8H Crawler Mobile Impact Crushers - Top Suppliers & Factory for Efficient Waste Management Solutions
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China K8H Crawler Mobile Impact Crushers - Top Suppliers & Factory for Efficient Waste Management Solutions

Introducing the RTZK Crawler Mobile Impact Crushing Plant, a cutting-edge mobile crushing solution from a leading China factory. Designed with a dual-drive system powered by diesel and utility, this equipment is perfect for maximizing the resource utilization of construction waste. It strikes an optimal balance between environmental sustainability and operational efficiency. Ideal for non-electrified job sites, emergency response situations, and effective maintenance cost management, the RTZK plant stands out in the industry. With an optional extreme cold package, it operates reliably in extreme temperatures ranging from -40℃ to 40℃, making it a preferred choice among top suppliers in the market

    Extreme Cold Version

    01. Low-Temperature Structural Steel

    All critical structural plates use Q355D and Q355E grade steel. Q355E steel plate provides excellent low-temperature performance, maintaining good toughness and ductility even at -40°C, making it ideal for cold regions or applications subject to low-temperature impact loads.

    02. Electrical System Protection

    The electrical system is supplemented with heaters; all cables inside the cabinet are replaced with low‑temperature‑resistant cables; the cabinet structure uses Q355ME cold‑resistant steel plate.

    03. Cold-Resistant Power Pack & Hydraulics

    The power pack uses Q355ME cold-resistant steel plate; the motor is a low-temperature motor; the cable is a low-temperature cable; the seals are cold-resistant seals; the pressure gauge is a cold-resistant silicone oil pressure gauge; the level gauge is made of cold-resistant acrylic; the radiator plate is low-temperature resistant; the hydraulic oil tank is equipped with a heater; the hydraulic lines are equipped with heating tape; the electrical cabinet is equipped with a cabinet heater; and the engine is equipped with a water jacket preheater and a diesel preheater.

    Product Parameters
    Parameter Unit Value
    Feeding Device – Hopper Capacity 5
    Feeding Device – Vibrating Motor kW 2*5.5
    Crushing unit – Maximum Feeding Particle Size mm 600
    Crushing unit – Power kW 250
    Main Conveyor – Belt Width mm B1000
    Main Conveyor – Drive Motor Power kW 15
    Transit Conveyor – Belt Width mm B500
    Transit Conveyor – Drive Motor Power kW 3
    Return Conveyor – Belt Width mm B650
    Return Conveyor – Drive Motor Power kW 5.5
    Crushed material Conveyor – Belt Width mm B1000
    Crushed material Conveyor – Drive Motor Power kW 7.5
    Vibrating Screen – Screening Area mm 4500*1500
    Vibrating Screen – Number of Screen Decks - 1
    Power Assembly – Drive Principle - Diesel-Electric Drive
    Power Assembly – Generator Set Power kW 440
    Overall Machine – Total Weight t 61
    Overall Machine – Total Installed Power kW 315
    Overall Machine - Capacity t/h 150-250
    Overall Machine – Working Dimensions m 19.5×4.8×5.3
    Overall Machine – Transport Dimensions m 20.0×3.9×3.8
    Product Characteristics
    01

    Efficient Crushing

    The feeder system utilizes variable-frequency speed regulation to ensure higher crushing efficiency and stability of the main unit. The crusher motor features variable-frequency start-up and an independent air intake/exhaust system, fully considering dust protection, heat dissipation, vibration isolation, and waterproofing for fail-safe electrical circuitry. The dual-cavity crusher unit provides a high crushing ratio and excellent product gradation, suitable for medium-hard materials such as limestone and sandstone.

    02

    Intelligent Walking System

    A heavy-duty crawler chassis adapts to complex terrain, enabling autonomous mobile operation without fixed installation. The walking system is controlled by load-sensing pumps and proportional valve groups, achieves automatic deviation correction and stepless speed control during movement.

    03

    Dual-Power Supply

    Supports both mains power and generator sets, accommodating different working conditions to ensure continuous production.

    04

    Remote Intelligent Control

    The CFS (Constant Feed System) provides fully automatic crushing process control, significantly reducing equipment maintenance time while maintaining high output. Wireless remote operation minimizes the need for on-site operators. The intelligent, automated electrical control system includes self-diagnostic functions and safety interlocks to ensure safe and reliable equipment operation.

    Function Module
    K8H Crawler Mobile Impact Crushing Plant

    01 Power System

    • Equipped with renowned domestic and international generator sets.
    • Dual-power drive technology allows flexible switching between diesel and external grid power operation modes.

    02 Crushing Unit

    • Dual-chamber crushing unit.
    • Hydraulic adjustment of discharge opening.

    03 Electric Control System

    • Automatic power source switching; remote control for all machine functions, ensuring safe and reliable operation.
    • The control cabinet features an independent air intake and exhaust system for stable and safe performance.

    04 Final Screening System

    • Riveted construction reduces welding stress and prevents vibration-induced cracking.
    • Side-mounted vibrating motors minimize transmission losses and simplify maintenance.

    05 Return System

    • The entire return system can rotate 90° to serve as a finished product conveyor.
    • The top section is hydraulically foldable for convenient transportation.

    06 Feeding System

    • The feeding system adopts frequency conversion control and CFS constant feed system, automatically adjusting feeding speed according to crusher material level.
    • The feeder is constructed with a dual-layer design using Q355B and NM400 steel for durability and strength.
    Frequently Asked Questions (FAQ)
    How does the Extreme Cold Version perform in temperatures down to -40°C?
    The Extreme Cold Version utilizes Q355E grade steel plates for critical structures, maintaining excellent toughness and ductility at -40°C. Additionally, it features low-temperature-resistant cables, heaters for the electrical system and hydraulic tanks, cold-resistant seals, and preheaters for the engine to ensure reliable operation.
    What are the benefits of the Dual-Power Supply system?
    The dual-power drive technology supports both diesel generator sets (440 kW) and external mains power. This allows flexible switching between diesel and external grid modes, reducing operational costs and ensuring continuous production.
    What is the total weight and capacity of the crushing plant?
    The overall machine has a total weight of 61 tonnes and offers a highly efficient output capacity ranging from 150 to 250 tonnes per hour (t/h).
    How does the Intelligent Walking System work?
    It uses a heavy-duty crawler chassis controlled by load-sensing pumps and proportional valve groups. This setup enables autonomous movement across complex terrains, automatic deviation correction, and stepless speed control without needing a fixed foundation.
    Can the return system be adjusted for different operations?
    Yes, the entire return system can rotate 90° to function as a finished product conveyor. Additionally, the top section is hydraulically foldable, which facilitates convenient and safe transportation.
    What technology is used to optimize the feeding process?
    The feeding system employs frequency conversion control and the CFS (Constant Feed System), which automatically adjusts the feeding speed based on the crusher’s material level to maintain optimal crushing efficiency.

    INTRODUCTIOM TO ORIGINALFUNCTIOM MODULES

    LB Series Asphalt Mixing Plant (1)

    Cold material system

    Single silo volume is 15m³, articulated structure gives convenience for transportation.

    Small size material silo adopts inner vibrating structure, with big amplitude, ensuring smooth discharge.

    Belt conveyor feeding adopts frequency converting + door opening extent control , ensuring a stable primary grading.

    Equipped with material lacking alarm device.

    LB Series Asphalt Mixing Plant (2)
    LB Series Asphalt Mixing Plant (3)
    0102

    Drying system

    Patented blade technology, the material curtain is more uniform and has better heat absorption effect.

    Material containing blade feeding technology, the discharge temperature is more uniform.

    Large production capacity.Over-production capacity reaches 15%.

    Axial flow low-pressure atomization burner is with dual frequency conversion technology to control the air oil ratio, and the fuel consumption per ton of finished product is 6kg (under standard conditions).

    Directly driven by a direct reduction motor, with strong power and high efficiency.

    LB Series Asphalt Mixing Plant (4)

    Burner

    The burner has a wide adjustment range and can adaptto various complex working conditions.

    Three stage atomizing technology, fuel is atomized into micrometer level, with fully combustion.

    High power pre heating device,stable fuel temperature.

    Remote fault diagnosis function,timely service, and ensures production reliability.

    Intelligent axial flow low-pressure atomization burner adopts dual frequency conversion adjustment technology with automatically adjustable air and oil distribution, ensuring a reasonable air oil ratio and sufficient combustion. The fuel consumption under rated working conditions is only 6kg/t (finished material).

    LB Series Asphalt Mixing Plant (5)

    Elevating system

    Plate chain elevator, whose chain is not easy to stretch and is stable and reliable in use.

    Deceleration motor direct drive with anti reverse device.

    The elevator chute is equipped with a wear-resistant plate structure to improve wear resistance.

    LB Series Asphalt Mixing Plant (6)

    Screening system

    Dual-vibration motor direct drive,strong vibration effect,to achieve a maintenance free period of approximate 2000h.

    Large screening area and high screening efficiency.

    The screen mesh changing device adopts a side bolt method which is convenient for quick replacement.

    The shell of the vibrating screen is wrapped with insulation rock wool for insulation,noise reduction, environmental protection and energy conservation.

    LB Series Asphalt Mixing Plant (7)

    Hot material silo system

    Hot aggregate silo is divided into the upper & lower silo, both adopt rock wool for insulation.

    Equipped with a continuous material level detection device, giving convenience for visually observing the material level of various ingredients.

    The silo door adopts a maintenance free structural design, large & small doors to achieve a secondary coarse & fine weighing structure, ensuring aggregate dosing accuracy.

    The sand silo is equipped with a temperature detection device.

    LB Series Asphalt Mixing Plant (8)

    Dosing system

    Aggregate scale, asphalt scale, and filler scale are all measured using a 3-point compression dosing module.

    The aggregate scale adopts a coarse and fine scale structure with large and small gates, ensuring a dosing accuracy of 0.3%.

    The asphalt scale adopts a frequency conversion pump+secondary dosing method to ensure a dosing accuracy of 0.2%, and the dynamic secondary tracking dosing technology ensures an accuracy of 0.3% for the oil & gravel ratio.

    The filler scale adopts spiral conveying, pneumatic butterfly valve control, and the “fly material” control program is used to ensure dosing accuracy of 0.2%.

    LB Series Asphalt Mixing Plant (8)

    Dosing system

    Aggregate scale, asphalt scale, and filler scale are all measured using a 3-point compression dosing module.

    The aggregate scale adopts a coarse and fine scale structure with large and small gates, ensuring a dosing accuracy of 0.3%.

    The asphalt scale adopts a frequency conversion pump+secondary dosing method to ensure a dosing accuracy of 0.2%, and the dynamic secondary tracking dosing technology ensures an accuracy of 0.3% for the oil & gravel ratio.

    The filler scale adopts spiral conveying, pneumatic butterfly valve control, and the “fly material” control program is used to ensure dosing accuracy of 0.2%.

    LB Series Asphalt Mixing Plant (9)

    Mixing system

    The mixer has a large capacity and adopts power redundancy design, with sufficient power and strong power.

    Driven by a direct reduction motor it has strong stability.

    Full blade spiral stirring cloud technology, fast mixture cycling speed and strong kneading ability, to achieve the effect of rapid blending.

    The blades and lining plates are made of nickel chromium alloy material, with a service life of no less than100000 batches.

    LB Series Asphalt Mixing Plant (10)

    Dust collection system

    Adopting primary gravity dust collector and a secondary atmospheric reverse blowing bag dust collector. Emission concentration <20mg/Nm3.

    High-power fan ensures a sufficient air volume, which is controlled by frequency conversion to save energy and reduce noise.

    The flue gas pipeline is equipped with a temperature measurement device and has a high and ow temperature alarm function.

    LB Series Asphalt Mixing Plant (11)

    Control system

    Equipped with 2 monitors and 2industrial control computers, when one machine malfunctions another can be used to ensure production stability.

    The operation interface is intuitive and clear and key currents and parameters are displayed during internship.

    The electrical parts adopt famous international brands, to ensure the reliability.

    The control program maintains functions of linkage control, safety interlock, power outage protection.

    Asphalt dosing has a secondary dynamic tracking dosing function; The program has “f lying material” control and automatic dosing function.

    With functions of online remote diagnosis, to ensure the timely service.

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