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Large-Scale High-Temperature Rotary Kiln

PARÂMETROS DO PRODUTO

  1. Furnace Tube Size:D500 × 15000mm, wall 10mm
  2. Heating Zone Length:8.5 meters
  3. Elemento de aquecimento:Hastes de carboneto de silício
  4. Insulation Layers:Alumina fiber boards & bricks
  5. Exterior Temperature:≤45℃
  6. Safety Features:Over-temp, over-current, phase fail protection
Descrição
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Descrição

1000°C Large-Scale High-Temperature Precision Rotary Furnace / Continuous Rotary Kiln / Electric Tilting Rotary Sintering Furnace

This large-scale, high-temperature precision Rotary Kiln furnace is a thermal processing unit designed specifically for the continuous calcination, sinterização, activation, roasting, and heat treatment of powder materials. Featuring a split design that separates the furnace body from the control system, the equipment is equipped with a high-temperature silicon carbide heating system, an electric lifting and tilting mechanism, and a variable-frequency rotary drive system. These features enable continuous automatic material feeding, uniform tumbling and heating, and automatic discharging.

By precisely controlling furnace temperature, rotation speed, tilt angle, and material residence time, the furnace effectively enhances product reaction uniformity and production efficiency, meeting the requirements for laboratory research, pilot-scale testing, and full-scale production.

Recursos do produto

  1. Split-unit design with adjustable furnace tube tilt

The equipment features a split design separating the control system from the furnace chamber. The furnace tube assembly utilizes an electric dual-lead-screw lifting mechanism, allowing for an adjustable tilt angle (1–15°); adjusting the lift height controls the material discharge speed.

Split-design large-scale high-temperature rotary kiln
  1. Spiral extrusion feeding for continuous production

The feed end of the equipment utilizes a stainless steel screw extrusion feeder (150 mm in diameter and 1,800 mm in length) to ensure uniform and continuous feeding. Featuring a high degree of automation, the discharge end is equipped with a 2,300 mm cooling unit that lowers the discharge temperature to below 50°C.

  1. Adjustable rotation speed and controllable residence time

The rotation speed of the equipment’s furnace tube is adjustable within the range of 1–50 rpm. Users can flexibly adjust the speed based on material characteristics and process requirements, in conjunction with the tilt angle adjustment function.

  1. Four-layer insulation for over 80% energy savings

The furnace lining employs vacuum-formed, high-purity, lightweight alumina materials, while areas prone to impact—such as the furnace opening and bottom—use lightweight hollow-sphere alumina boards. The four-layer insulation system consists of alumina fiber wool, alumina fiber board, polycrystalline alumina fiber board, and lightweight insulating bricks, resulting in an energy efficiency improvement of over 80% compared to traditional electric furnaces. The furnace shell temperature remains below 45°C, ensuring safe and comfortable operation.

Insulation layer for large-scale high-temperature rotary kiln
  1. Intelligent touchscreen control for easy operation

The control panel is equipped with a touchscreen, intelligent temperature controller, power switch, main heating start/stop buttons, voltmeter, ammeter, computer interface, rotation speed regulator, and lift control switch, providing a clear overview of the system’s operating status. Microcomputer program control supports programmable curves and fully automatic heating/cooling cycles; temperature control parameters and programs can be modified during operation for maximum flexibility and convenience.

Temperature1000°C
Power SupplyAC 380V, 3-phase 5-wire
Temperatura máxima de operação950°C
Long-term Operating Temperature900°C
Control Range80 to 950°C
Sensor de temperaturaK-type thermocouple, measuring range 0-1320°C
Heating Element LocationFundo
Precisão do controle de temperatura±1°C (integrated circuit control, no overshoot)
Heating RateFreely adjustable, range: max. 30°C/min, min. 1°C/h
Elemento de aquecimentoHigh-temperature equal-diameter silicon carbide rods
Corpo do FornoCNC usinado, polido, sanded, acid-washed, fosfatado, powder-coated, and baked. Two-tone color scheme, novel and aesthetic appearance. Features oxidation resistance, acid/alkali resistance, corrosion resistance, high temperature resistance, easy cleaning. Export quality, mirror baking finish.
Furnace StructureAir-cooled double-layer structure with effective air-cooling guide baffles for overall cold air circulation, cooling the heating element conductive plates before exhausting, preventing high-temperature oxidation and ensuring a good working environment.
InletStainless steel screw extrusion feeding. Feeder diameter: 150milímetros, length: 1800milímetros.
OutletDesigned with a 2300mm cooling device, ensuring outlet temperature below 50°C.
Lifting MethodSplit-type furnace tube, electric double-screw lifting, tilt angle adjustable (1-15°). Lifting height controls discharge rate.
Rotational Speed Adjustment1-50 rpm
Material refratárioLining made of vacuum-formed high-purity alumina lightweight material. High-wear and load-bearing areas (furnace port, bottom) use lightweight hollow ball alumina plates, offering high service temperature, armazenamento de baixo calor, resistance to thermal shock, sem rachaduras, sem lascas, and good insulation (energy saving >80% compared to traditional electric furnaces).
Material de isolamentoFour-layer insulation: alumina fiber cotton, alumina fiber board, alumina (policristalino) fiber board, lightweight insulation brick. Energy saving >80% compared to traditional electric furnaces.
Furnace Exterior Surface Temperature<45°C
Protection FeaturesIntegrated module control unit with high precision. Dual-loop control and dual-loop protection, including protection against overshoot, undershoot, segment loss, perda de fase, sobretensão, sobrecorrente, temperatura excessiva, comentários atuais, and soft start.
Control MethodClosed-loop technology with thyristor module trigger control, phase-shift triggering. Continuous adjustment of output voltage, atual, or power. Features constant voltage, constant current, or constant power characteristics. Current loop as inner loop, voltage loop as outer loop. Limits output current within rated range under sudden load or overcurrent conditions, ensuring normal operation of the voltage regulator. Maintains constant output current and voltage, protecting heating elements from large current/voltage surges, achieving safe, reliable control and high precision.
Parâmetros de exibiçãoTemperature, número do segmento, tempo do segmento, tempo restante, output power percentage, tensão, atual, etc..
BotõesBotões importados, vida útil >100,000 ciclos, com indicadores LED.
Multi-profile Input30-segment programmable control. Configurable as: 1 profile of 30 segmentos, 2 profiles of 14 segments each, 3 profiles of 9 segments each, or 5 profiles of 5 segments each. Multiple profiles can be stored and recalled as needed.
Included AccessoriesTwo heating elements, two sets of element holders, one crucible tong, um par de luvas de alta temperatura, video tutorial.

Áreas de aplicação

  • Continuous Calcination of Powder Materials: Suitable for continuous drying, calcination, and heat treatment processes for various powdered and granular materials. Features continuous screw-extrusion feeding and discharge-end cooling to below 50°C, making it ideal for large-scale industrial continuous production.
  • Battery Material Preparation:Suitable for the continuous drying, pre-calcination, and heat treatment of precursors for lithium-ion battery cathode and anode materials.
  • Catalyst Calcination: Suitable for the continuous calcination and activation of materials such as catalyst supports and molecular sieves. A 30-segment programmable control system meets the requirements of complex temperature profiles.
  • Metal Powder Reduction: Suitable for the reduction pretreatment of metal oxide powders to produce high-purity metal powders. Adjustable furnace tube tilt angle and rotation speed accommodate various reduction processes.
  • Drying and Calcination of Chemical Raw Materials: Suitable for the continuous drying and decomposition/calcination of chemical raw materials such as carbonates and hydroxides, offering high production capacity and efficiency.
  • Continuous Production of New Materials: Suitable for the continuous, large-scale production of advanced materials such as specialty ceramic powders and composites, providing reliable equipment for industrial manufacturing.

perfil de companhia

Uma empresa profissional especializada em serviços de tecnologia de tratamento térmico e R&D, fabricação, e vendas de fornos elétricos de alta temperatura.

A empresa se concentra no desenvolvimento de fornos elétricos de alta temperatura cobrindo uma faixa completa de temperatura de -100°C a 2600°C. Seus produtos incluem fornos elétricos experimentais, fornos de atmosfera a vácuo, fornos industriais, e equipamentos de aquecimento por indução de média frequência. Os principais produtos incluem fornos de caixa, fornos tubulares, fornos de elevação, fornos empurradores, fornos de bogie, fornos rotativos, fornos de túnel, e vários fornos especializados de média frequência.

A empresa adere à inovação tecnológica e obteve as certificações ISO9001 e CE da UE. Ele possui 21 marcas registradas, 29 patentes, e 27 direitos autorais de software.

Métodos de pagamento

TT

Métodos de envio

O forno elétrico é embalado em três camadas: primeiro embrulhado em papel de espuma, depois embrulhado em filme plástico, e finalmente embalado em uma caixa de madeira.

Perguntas frequentes (Perguntas frequentes)

  1. What is the function of the furnace tilt angle?

Adjusting the tilt angle (ranging from 1° to 15°) alters the material’s residence time within the furnace, thereby controlling firing results and production efficiency.

  1. Is the rotation speed adjustable?

Sim, the rotation speed is continuously adjustable between 1 e 50 rpm and can be freely set according to process requirements.

  1. To what level can the discharge temperature be controlled?

The equipment is equipped with a 2,300 mm cooling discharge unit, typically capable of reducing the discharge temperature to below 50°C.

  1. Does it support complex firing profiles?

Sim. The system can store multiple process profiles and supports programmable temperature control with up to 30 segmentos.

  1. Does it support operation with a protective atmosphere?

Sim. Rotary furnaces can be customized for operation with nitrogen, argon, hydrogen, or other protective atmospheres.

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