Batch Furnaces for Industrial Heat Treatment
Batch furnaces are used in industrial heat treatment when different components or varying batch sizes need to be processed. The components are loaded into the furnace in defined batches and processed together through the heat treatment cycle.

Application Areas of Batch Furnaces
Batch furnaces are particularly suitable for applications with varying component geometries, different materials or changing production requirements. Typical applications can be found in the automotive industries, mechanical engineering, tooling industry and commercial heat treatment plants.
Types of Batch Furnaces
Multi-Purpose Chamber Sealed Quench Furnace
Rotary Hearth Furnace
Retort Type Gas Nitriding Furnace
Pit Type Furnace
Bogie / Box Type Furnace
Aluminium Furnace
Vacuum Furnace
Find the right furnace for your industry, process or component
Filter our furnaces by industry, process or component and quickly find the right solution for your application.
Aluminum Furnace Plant
Aichelin Unitherm offers a complete line of furnaces to process aluminum, brass and other nonferrous products.
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Bogie Hearth Furnace
For the steel industry Aichelin Unitherm provide high temperature and large capacity Bogie hearth and Box type heat treatment furnaces.
Gas Nitriding Furnace with Retort
Aichelin Unitherm Gas Nitriding furnaces are designed for gas nitriding, gas nitro-carburising, bright annealing and thermal oxidation.
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Multi-Purpose Chamber Sealed Quench Furnace
Aichelin Unitherm chamber furnaces are designed for batch heat treatment and offer high flexibility for changing requirements.
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Pit Type Furnace
Aichelin Unitherm Pit Type Furnaces are engineered for deep case integrity and uniform heat treatment of large, high-value components.

Rotary Hearth Furnace
Aichelin Unitherm Rotary Hearth Furnaces are designed for precision and controlled hardening applications with press or plug quenching.

Vacuum Annealing Furnace
Aichelin vacuum annealing furnaces are designed for annealing and stress relieving processes under oxygen-free conditions.
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Vertical Bottom Drop Furnace for Aluminium Industry
Aichelin Unitherm's state-of-the-art Vertical Bottom Drop Furnace designed with advanced features for high performance, safety and repeatability of heat treatment results by quenching charge within 10 seconds.
Why Batch Furnaces are the Right Solution?
Batch furnaces are particularly suitable for heat treatment processes with varying components and flexible production requirements. They allow individual adjustment of process parameters and are ideal for small to medium batch sizes.
Applications
Varying component geometries
Different heat treatment processes
Small or varying batch sizes
Flexible production requirements
Batch Furnaces Compared to Continuous Furnaces
While batch furnaces offer high flexibility for different components and batch sizes, continuous furnaces are primarily designed for series production with constant production volumes.
| Batch Furnaces | Continuous Furnaces |
|---|---|
| Flexible production with varying batch sizes | Series production with constant volumes |
| Individual batch processes | Automated production lines |
| Batch processing | Continuous material flow |
| High process flexibility | High system throughput |
Let’s Discuss Your Heat Treatment Requirements!
We are happy to support you with questions regarding heat treatment systems, components and process requirements. We guide you in selecting the optimal system solution.

