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China Suppliers R8 Crawler Mobile Jaw Crushers - Compact, High Stability, Low Maintenance Factory Equipment
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China Suppliers R8 Crawler Mobile Jaw Crushers - Compact, High Stability, Low Maintenance Factory Equipment

The RTZK crawler mobile jaw crusher is designed with a compact structure and offers an impressive crushing ratio, ensuring excellent operational stability and low maintenance costs. This high-performance crusher, made by a leading Chinese supplier, is equipped with a cold protection system that allows it to operate smoothly in ambient temperatures ranging from -40°C to 40°C. Its optimal nip angle and extended stroke make it highly effective for processing hard rock. With a wide feed opening, this equipment guarantees high production capacity while its chassis height enhances adaptability to complex terrains. Easy to operate and transport, the RTZK crusher is ideal for sand and aggregate production, as well as environmentally friendly crushing applications. As a trusted factory in China, RTZK provides reliable machinery that meets diverse crushing needs

    Extreme Cold Version

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    Premium Cold-Resistant Steel: All critical structural plates use Q355D and Q355E steel. Q355E steel offers excellent low-temperature toughness and ductility, maintaining good performance in environments as low as -40°C. This makes it a promising candidate for applications in cold regions or where it needs to withstand low-temperature impact loads.

    Enhanced Electrical System: The electrical system is supplemented with heaters, all cables within the cabinet are replaced with low-temperature-resistant cables, and the cabinet steel is constructed from Q355ME cold-resistant plate.

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    Power Unit Protection: Power unit steel uses Q355ME cold-resistant plate, low-temperature cables, cold-resistant seals, silicone oil pressure gauges, and acrylic level gauges. Includes low-temperature radiator plates, hydraulic oil tanks with added heaters, hydraulic lines with heating tape, cabinet heaters, and engines with water jacket and diesel preheating.

    Product Parameters

    Parameter Unit Value
    Feeding Device - Vibrating Motor kW 2*7.5
    Feeding Device - Feeding Height mm 4100
    Feeding Device - 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 Belt - Stockpile Height mm 3600
    Main Conveyor Belt - Belt Width mm B1000
    Main Conveyor Belt - Drive Motor Power kW 15
    Power Assembly - Engine Power kW 103
    Power Assembly - Drive Concept - External Power Connection
    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 54
    Overall Machine - Working Dimensions m 16.5×4.5×4.7
    Overall Machine - Transport Dimensions m 14.9×3.3×3.8

    Product Characteristics

    01

    Mobility and Flexibility

    Designed according to national road transport standards for integral transportation. The special crawler travel mechanism allows flexible movement in harsh and rugged terrain.

    02

    Powerful Crushing Host

    Modular, weld-free body frame for maximum fatigue resistance. Features high-wear-resistant parts and a V-shaped symmetrical crushing chamber for deep processing and low energy consumption.

    03

    Rational Chassis Layout

    Maintains a stable center of gravity with a climbing angle up to 20 degrees. Maintenance of jaw crusher wear parts is straightforward and convenient for operators.

    04

    Easy Maintenance

    Safety inspection platforms around the feed hopper and crusher host provide better visibility and convenient maintenance access.

    05

    Integrated Frequency Conversion

    Full consideration of dustproofing, shock resistance, and protection against extreme temperature fluctuations for the frequency converter.

    06

    Advanced Control System

    Dual-control mode combining wireless remote control and local operation with a high-definition display for visual operation.

    Function Module

    R8 Crawler Mobile Jaw Crushing Plant
    01

    Conveying System

    Extra-wide conveyor belts ensure stable output. Discharge height is designed for large-volume stockpiling to minimize material transfer.

    02

    Magnetic Separator

    Permanent magnet belt-type separator featuring automatic iron discharge for material purity.

    03

    Power System

    Utilizes renowned brand components, delivering robust power and strong climbing capability for tough environments.

    04

    Crushing Unit

    C-Series jaw crusher host with powerful bite force, extended wear plate lifespan, and high reliability.

    05

    Electrical Control System

    Intelligent control panel with one-touch start/stop and wireless remote control to reduce auxiliary personnel needs.

    06

    Foldable Feed Hopper

    Capacity up to 9 m³ with impact-resistant, high-wear-resistant steel plate side walls.

    Frequently Asked Questions

    What is the minimum operating temperature for the Extreme Cold Version?
    The Extreme Cold Version is designed to maintain excellent performance in environments as low as -40°C, utilizing Q355E steel and specialized heating systems.
    What is the crushing capacity of the R8 Mobile Jaw Crushing Plant?
    The machine has a capacity of 170-220 t/h when the Closed Side Setting (CSS) is 70mm.
    How is the machine controlled during operation?
    It employs a dual-control mode that combines a wireless remote control with local operation via a high-definition display.
    What kind of steel is used for the structural plates?
    All critical structural plates use Q355D and Q355E steel, which provide superior low-temperature toughness and durability.
    Is the machine easy to transport between job sites?
    Yes, the entire machine is designed according to national road transport standards for integral transportation, and the crawler mechanism allows for easy movement on-site.
    What are the power requirements for the crushing unit?
    The crushing unit features a main motor power of 132 kW, with a total installed machine power of 170 kW.

    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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