Roller hearth furnaces for stainless steel

MAHLER Roller Hearth Furnaces are designed for the continuous bright annealing of stainless steel long products, delivering exceptional surface quality, high throughput, and complete process reliability. Our systems are trusted worldwide in industries such as Automotive, Aerospace, Medical Technology, Energy, Petrochemical, and Offshore.

Key Benefits

• Bright annealing temperatures up to 1,200°C
• Throughputs up to 2,000 kg/h
• Flexible furnace lengths and modular zone design
• Optimized protective gas management for superior surface quality
• Advanced Jet Cooling for fast and reproducible cooling
• Precise process control and maximum energy efficiency

Future-Ready Heating Technology

Available with:

• Electric heating
• Gas-fired heating
• Hybrid heating systems
• 100% Hydrogen-ready operation

All solutions are engineered for maximum efficiency and low-emission heat treatment.

Hydrogen & Sustainable Processing

MAHLER has decades of experience operating continuous furnaces under 100% hydrogen atmospheres, ensuring safe, efficient, and fully reproducible results. Our ongoing R&D programs focus on process gas recycling and CO₂ reduction technologies, helping customers lower operating costs and support decarbonization goals.

Intelligent Automation

Fully integrated automation and visualization systems provide:

• Intuitive touchscreen control
• Real-time process monitoring and traceability
• Data logging and analysis
• Remote access and IT integration
• Compliance support for CQI-9 and AMS 2750

Ideal Applications

• Stainless steel tubes, bars, and profiles
• High-alloy materials
• Bright annealing processes
• Applications with the highest surface quality requirements

MAHLER Roller Hearth Furnaces: High Performance. Maximum Process Control. Future-Proof Technology.