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Aichelin Unitherm Rotary hearth furnace

Rotary Hearth Furnace

Aichelin Unitherm Rotary Hearth Furnaces are engineered for precision, controlled hardening applications with press or plug quenching.

Product details

  • HeatingElectric/ Gas Heated
  • Gross Capacity 70 to 700 kg/hr.
  • ProcessesHardening by reheating with press quenching / plug quenching.
  • Plant AutomationiFACE, SCADA
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Rotary Hearth Furnace
Rotary Hearth Furnaces for Press and Plug Quenching

Aichelin Unitherm offers advanced Rotary Hearth Furnaces engineered for efficient and precisely controlled hardening processes, including press quenching and plug quenching applications. Designed for high productivity and consistent process performance, these furnaces deliver uniform heat distribution, accurate temperature control and reproducible metallurgical results for demanding industrial heat treatment requirements.

The furnace can operate in both indexed and continuous rotation modes, providing the flexibility to accommodate varying production volumes and process requirements. This versatile design ensures optimized thermal processing, reliable product quality and efficient handling of a wide range of industrial components.

More Technical features

  • Indexed or continuous rotation.

  • Hearth supported on special geared bearing coupled with electro-mechanical drive controlled by VFD.

  • Hearth drive with infinitely adjustable speed.

  • Loading / unloading through single or double door design as per customer requirements.

  • Loading of parts in single / multi - layer inside the furnace hearth.

  • Manipulator for automatic loading / unloading of parts from the furnace.

Rotary Hearth Furnace

Industries

  • Automotive Industry
  • Semi-Finished Products Industry
  • Heat Treatment Facilities
  • Bearings Industry

Processes

  • Press hardening
  • Hardening

Parts

  • Gear parts
  • Automotive components
  • Clutch parts
Technical data
Standard sizes of the Rotary Hearth Furnace

The following table shows the available sizes and batch data of the Aichelin Unitherm Rotary Hearth Furnace:

TypeHearth Diameter (mm)Capacity (kg/hr.)
RD 130130070
RD 1701700200
RD 2302300300
RD 2702700500
RD3503500700
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Our Service & Support
Reliable service throughout your entire furnace lifecycle

We support our customers throughout the entire lifecycle of their furnace – from commissioning to ongoing operation, modernization and digital integration.

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Frequently Asked Questions
FAQ – Aichelin Unitherm Rotary Hearth Furnace
It is primarily used for hardening by reheating and can be integrated with press or plug quenching systems for controlled cooling and consistent process performance.
Yes, the furnace can be equipped with manipulators for automatic handling, helping improve efficiency, consistency and operational safety.
The hearth is driven by a VFD-controlled electromechanical system, allowing infinitely adjustable speed for precise process control.
Single or double door designs are available to match plant layout, throughput targets and operational requirements.
How can we support you?

Let’s Discuss Your Heat Treatment Requirements!

We are happy to support you with questions regarding furnace concepts, processes or services. Our experts provide individual and practical advice.

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  • Gat No-38, B M Kakade Industrial Park, Navlakh Umbre, Talegaon MIDC, Pune - 410 507. Maharashtra, India.

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