External Heating Electric Rotary Kiln

A rotary kiln electric furnace is a high-efficiency thermal processing system designed for continuous heating, calcination, and treatment of powdered or granular materials. Unlike fuel-fired rotary kilns, this system uses electric heating elements to provide stable, controllable, and clean heat input throughout the process.

    Description

    Compared with traditional gas- or coal-fired rotary kiln furnaces, an electric rotary kiln offers superior temperature accuracy, lower emissions, and reduced operational complexity. It is especially suitable for materials that require precise thermal control, consistent product quality, and clean processing conditions.

    This rotary kiln electric furnace is widely applied in industries such as advanced materials, battery materials, chemicals, metallurgy, pharmaceuticals, food processing, and environmental treatment.

    Applications

    • Advanced ceramics
    • Battery materials (lithium iron phosphate, recycling materials)
    • Metallurgical materials (nickel oxide, titanium dioxide, zinc ore)
    • Chemical products and catalysts
    • Molecular sieve catalysts
    • Environmental and waste treatment materials

    Working Principle

    The material is fed evenly into the rotary kiln electric furnace through a feeder. The kiln cylinder rotates via a drive unit, allowing the material to move continuously along the axial direction.

    An external heating chamber surrounds the cylinder, transferring heat indirectly through the kiln shell. This indirect heating kiln design ensures uniform heating and minimizes heat loss. The material undergoes drying, decomposition, calcination, and roasting before being discharged and cooled.

    Advantages

    Electric Heating System
    External electric heating ensures clean energy use and stable heat output. Frequency conversion enables accurate temperature adjustment for different processes.
    Uniform Material Processing
    Continuous rotation ensures even heat distribution and consistent calcination.
    Clean Energy & Low Emissions
    Indirect heating significantly reduces exhaust gas and pollution.
    Customizable Design
    Kiln diameter, length, inclination, and temperature range can be tailored.

    Parameters

    No.ModelOperating temperatureInner tube sizeHeating powerInclinationProductive capacityPower supplyWeight
    1YDH1001100℃φ0.1×4.5m36kW0.5~5.0°~4kg/h380VAC 50HZ ~4T
    2YDH1501100℃Φ0.15×4.5m42kW0.5~5.0°~8kg/h380VAC 50HZ~4T
    3YDH2001100℃φ0.2×4.5m48kW0.5~5.0°~15kg/h380VAC 50HZ~4T
    4YDH3501100℃φ0.35×9m68kW0.5~4.0°~120kg/h380VAC 50HZ~8T
    5YDH4001100℃φ0.4×9m108kW0.5~4.0°~150kg/h380VAC 50HZ~10T
    6YDH5001100℃φ0.5×9m180kW0.5~4.0°~250kg/h380VAC 50HZ~12T
    7YDH6201100℃φ0.62×10.5m260kW0.5~3.0°~300kg/h380VAC 50HZ~15T
    8YDH7001100℃φ0.7×10.5m280kW0.5~3.0°~360kg/h380VAC 50HZ~18T
    9YDH8001100℃φ0.8×10.5m350kW0.5~3.0°~480kg/h380VAC 50HZ~20T
    10YDH9401100℃φ0.94×12m400kW0.5~2.5°~650kg/h380VAC 50HZ~25T
    11YDH10001100℃φ1.0×12m410kW0.5~2.5°~750kg/h380VAC 50HZ~28T
    12YDH11001100℃φ1.1×12m460kW0.5~2.5°~900kg/h380VAC 50HZ~30T
    13YDH12501100℃φ1.25×12m500kW0.5~2.5°~1000kg/h380VAC 50HZ~35T
    14YDH14201100℃φ1.42×13.5m600kW0.5~2.5°~1350kg/h380VAC 50HZ~40T
    15YDH15001100℃φ1.5×13.5m750kW0.5~2.5°~1500kg/h380VAC 50HZ~45T
    16YDH16001100℃φ1.6×15m900kW0.5~2.5°~1600kg/h380VAC 50HZ~50T
    17YDH18001100℃φ1.8×15m1000kW0.5~2.5°~1900kg/h380VAC 50HZ~55T
    18YDH20001100℃φ2.0×15m1100kW0.5~2.5°~2200kg/h380VAC 50HZ~60T
    19YDH22001100℃Φ2.2×15m1300kW0.5~2.5°~2600kg/h380VAC 50HZ~70T

    Technical Highlights

    • Operating Temperature: Up to 1100 °C
    • Heating Method: External electric heating
    • Operation Mode: Continuous operation
    • Kiln Inclination: 0.5°–5.0° adjustable
    • Control System: Frequency conversion temperature control
    • Optional Configurations: Feeding & discharging systems, insulation design, automation

    Why Choose Us as Your Rotary Kiln Manufacturer

    As a professional rotary kiln manufacturer, we focus on delivering electric rotary kiln systems that match real industrial requirements, offering long-term stability and optimized operating costs.

    Contact our engineers to receive technical specifications and customized rotary kiln electric furnace solutions.

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