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China Suppliers Factory R8H Crawler Mobile Jaw Crushers - Diesel-Electric Hybrid for Hard Rock Crushing
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China Suppliers Factory R8H Crawler Mobile Jaw Crushers - Diesel-Electric Hybrid for Hard Rock Crushing

Introducing the R8H, a cutting-edge diesel-electric hybrid crawler mobile jaw crusher, meticulously engineered for primary crushing of hard rock and the production of recycled aggregates. This powerful machine is proudly manufactured in China, ensuring top-tier quality as expected from reputable suppliers in the industry. With the extreme cold package, the R8H operates reliably in temperatures from -40℃ to 40℃, making it perfect for a variety of challenging environments, The innovative diesel-electric hybrid power system maximizes uptime and efficiency, especially in power-restricted conditions. As a product of advanced factory processes, its modular design allows for seamless upgrades, keeping pace with dynamic market demands. Trust the R8H to deliver exceptional performance and reliability for your crushing needs

    Extreme-Cold Version

    All critical structural components use Q355D and Q355E steel plates. Q355E steel plates feature excellent low-temperature resistance, maintaining good toughness and ductility even at a low temperature of -40°C. This makes it widely applicable in cold regions or applications requiring low-temperature impact loads.

    The electrical system is supplemented with heaters; all cables inside the cabinet are replaced with low-temperature-resistant cables; the cabinet body is made of Q355ME cold-resistant steel plate.

    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
    Feeder Unit – Vibrating Motor kW 2*7.5
    Feeder Unit – Feeding Height mm 4100
    Feeder Unit – Hopper Capacity m3 9
    Crushing unit – Maximum Feed Size mm 700
    Crushing unit – Main Motor Power kW 132
    Belt Magnetic Separator – Model RCYQ-10
    Belt Magnetic Separator – Power kW 3
    Main Conveyor – Stockpile Height mm 3600
    Main Conveyor – Belt Width B1000
    Main Conveyor – Drive Motor Power kW 15
    Power Assembly – Generator Set Power kW 250
    Power Assembly – Drive Concept Diesel-Electric Drive
    Power Assembly – Travel Motor PMP
    Overall Machine – Travel Speed km/h 0.5-0.8
    Overall Machine – Total Installed Power kW 170
    Overall Machine - Capacity (CSS=70mm) t/h 170-220
    Overall Machine – Total Weight t 57
    Overall Machine – Working Dimensions m 16.5×4.5×4.7
    Overall Machine – Transport Dimensions m 16.7×3.3×3.8

    Product Characteristics

    01

    New Generation Diesel-Electric Drive

    Dual drive modes (diesel and electric) are available to meet the requirements of different working conditions.

    02

    Fearless of Severe Cold Challenges

    Suitable for harsh environments. It can easily handle work even in extremely cold conditions, which has a wider range of applications.

    03

    Continuous Feeding System (CFS)

    The feeding system with independent frequency conversion control can adjust the feeding speed according to the host material level, further improving production capacity.

    04

    Advanced Control System

    Intuitive operating philosophy. Adopting wireless remote control and local touch screen dual control mode, making operation more convenient.

    05

    Convenient Maintenance

    All components are easily accessible, enabling quick and convenient service.

    06

    Powerful Crusher

    High-strength assembled structure, powerful and reliable. Deep V-shaped crushing chamber design, large eccentricity ensuring excellent meshing angle and large stroke, achieving efficient crushing of hard rock.

    Function Module

    R8H Crawler Mobile Jaw Crushing Plant
    01

    Conveyor System

    Extra-wide conveyor belts ensure stable production output.

    The discharge height is specially designed for large-volume stockpiling, minimizing the need for frequent material transfer.

    02

    Magnetic Separator

    Permanent magnet belt-type separator.

    Automatic iron removal.

    03

    Power System

    Adopts a diesel-electric hybrid drive concept—efficient and powerful, ensuring lower fuel consumption while addressing power-restricted working conditions.

    Can operate in pure electric mode for cost-effectiveness, environmental friendliness, reduced energy costs, and lower exhaust emissions.

    All maintenance-related components are easily accessible for convenient operation.

    04

    Crushing Unit

    C-Series jaw crusher host, featuring strong biting force and extended wear plate lifespan.

    High reliability and stability.

    05

    Electrical Control System

    Intelligent control panel with one-touch start/stop control for simple operation.

    Equipped with a wireless remote control to reduce the need for auxiliary personnel.

    06

    Foldable Feed Hopper

    Impact-resistant and bent hopper side walls.

    Folding hopper capacity up to 9 m³.

    High-wear-resistant steel plate.

    Frequently Asked Questions

    What makes the Extreme-Cold Version suitable for temperatures down to -40°C?
    The Extreme-Cold Version utilizes Q355E steel plates for critical structural components, which retain excellent low-temperature toughness and ductility. Additionally, it features low-temperature-resistant cables, cold-resistant seals, heaters in the electrical cabinets and hydraulic oil tanks, and engine water jacket/diesel preheaters to ensure stable operation in severe cold environments.
    What are the dual drive modes of the power assembly?
    The machine adopts a new-generation diesel-electric drive concept. It features dual drive modes (diesel and electric), allowing you to run in pure electric mode for reduced energy costs and zero exhaust emissions, or switch modes to adapt to varying job site conditions.
    What is the production capacity and feed hopper size of the plant?
    The overall machine has a production capacity of 170-220 t/h (at CSS=70mm). It is equipped with a foldable feed hopper made of high-wear-resistant steel plate with a capacity of up to 9 m³.
    How does the Continuous Feeding System (CFS) optimize operations?
    The CFS features independent frequency conversion control. It automatically adjusts the feeding speed based on the material level inside the crushing host, ensuring a continuous, balanced flow of material and optimizing overall production capacity.
    What control options are available for operating the machine?
    The machine features an advanced control system with a user-friendly operating philosophy. It supports dual control modes: a local touch screen panel with one-touch start/stop control, and a wireless remote control for convenient distance operations.

    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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