Heat Treatment Furnace

Bell Type Furnace

Our Moving Hood or Bell Furnaces are specifically designed for performing critical heat treatments such as tempering, annealing, normalizing, and die heating processes. These furnaces are commonly used for processing ferrous and non-ferrous wires, strips, solid rings, and various other components, providing exceptional results with high efficiency.

  • Material Loading Capacity: Up to 20,000 kg OR as per customer requirement.
  • Working Temperature Range: Available up to 1100°C.
  • Temperature Uniformity: Forced air circulation ensuring temperature uniformity.
  • Control Panel: PLC/HMI/SCADA control panel with advanced temperature controllers.
  • Insulation: High-quality ceramic fiber insulation for enhanced thermal efficiency.
  • Cost-Effectiveness: Bell furnaces provide an economical heat treatment solution when used with multiple bases.
Bogie Hearth Furnace

Our Bogie Hearth Furnaces are used for the heat treatment of heavy and large steel parts, with temperatures varying based on the process and application. Suitable for tempering, annealing, soft annealing, normalizing, and stress relieving, these furnaces operate efficiently within a temperature range of 250-1100°C, depending on the specific application.

  • Material Loading Capacity:100 kg to 20,000 kg OR as per customer requirement.
  • Drive System:Electromechanical drive for bogie and door.
  • Temperature Uniformity:Homogeneous temperature uniformity.
  • Heating and Cooling:Both control heating and control cooling available.
  • Control System:Automatic control system with PLC/HMI/SCADA
  • Heating Mode:Electric/Gas
Box/Chamber Type Furnace

Box/CHAMBER Furnaces are designed with either a vertical lift or Horizontally Opening Hinge Type, allowing for easy loading and unloading of parts in various sizes. They are ideal for a wide range of high-temperature heat treatment processes viz. annealing, tempering, curing, normalising, stress relieving, preheating, and calcining. These furnaces can be equipped with multi-zone heating systems to ensure uniform temperature distribution throughout the chamber. This advanced control allows precise ramp/soak heating and cooling cycles, making Box Furnaces highly reliable for consistent thermal processing.

  • Enclosed Chamber (Box Design): Rectangular or square-shaped insulated chamber.
  • High-Temperature Capability: Operates at temperatures typically ranging ranging upto 1200°C
  • Insulation & Energy Efficiency: High-quality ceramic fibre or firebrick insulation minimizes heat loss.
  • Robust Heating Elements: Ni-Cr (Nickel-Chromium), KANTHAL, or silicon carbide elements provide fast and consistent heating.
  • Digital Temperature Control:

    • ✓ Programmable controllers (PID type) allow precise temperature control and ramp/soak profiles.

    • ✓ Thermocouples provide real-time feedback.

  • Uniform Heat Distribution: Fans or baffles (in some models) help with air circulation.
  • Digital Temperature Control:

    • ✓ Over-temperature protection.

    • ✓ Door interlocks to prevent opening at high temperatures.

    • ✓ Thermal cut-off and alarms.

  • Loading & Accessibility: Front-loading or top-loading door for easy access.
  • Durable Construction: Heavy-duty steel
Continuous Hardening/Normalizing & Tempering Furnace

Unlike batch furnaces, continuous furnaces are designed for high-volume production, with the steel components being continuously moved through the various stages of the heat treatment process.

  • Output Capacity: 100 kg - 500 kg/hr OR as per customer requirements.
  • Working Temperature: Available up to 1200°C
  • Available Variants: Available in Gas & Electric for efficient performance.
  • Operational Efficiency: Hydraulic pusher for smooth operation.
  • Conveyor Furnace: High-temperature belt for continuous material movement.
  • Material Loading: High-temperature tray or basket for safe and efficient loading.
Continuous Solution And Aging Furnace

Continuous Furnace - Pusher/Conveyor is designed for high efficiency and maximum flexibility. These fully automatic furnaces incorporate innovative features to deliver high reproducibility, lower energy consumption, and greater uptime. They are tailored to meet your precise heat treatment and processing requirements.

  • Output Capacity: 100 kg - 500 kg/hr OR as per customer requirements.
  • Working Temperature: Available up to 1200°C
  • Available Variants: Available in Gas & Electric for efficient performance.
  • Operational Efficiency: Hydraulic pusher for smooth operation.
  • Conveyor Furnace: High-temperature belt for continuous material movement.
  • Material Loading: High-temperature tray or basket for safe and efficient loading.
Drop Bottom Quench Solutionizing Furnace

Kalyani Furnaces Pvt. Ltd.' Drop Bottom Furnace is an inverted design featuring a charge lifting and lowering mechanism, optimized for high-speed quenching, including de-clamping, door opening, and quenching. This furnace can function as a standalone unit with a charge carrier loader and quenching tank that moves along the floor, or as a floor-mounted system with the charge carrier loader and quenching tanks sliding within a pit. Designed for rapid quenching, it is fully automated using PLC and SCADA systems. Additionally, these furnaces are ideal for continuous aging cycles, ranging from 16 to 24 hours.

  • Rigid Construction: Built on a sturdy platform for enhanced durability.
  • Temperature Range: From 100°C to 600°C, offering flexibility for various processes.
  • Temperature Uniformity: ±5°C to ensure consistent heat distribution.
  • Ease of Operation: User-friendly controls for smooth functioning.
  • Low Maintenance: Designed for simple maintenance to minimize downtime.
  • Fuel Options: Available in both Electric and Gas-fired versions for versatile needs.
  • High-Performance Heating Elements: Made from premium Kanthal material for long-lasting durability.
  • Automated Control System: Integrated PLC/HMI/SCADA system for precise control, with an option for a manual system.
  • Fast Quenching: Quench time of 8 to 20 seconds for rapid processing.
Mesh Belt Continuous Furnace

A Mesh Belt oven is an industrial heat treatment oven designed for continuous processing of small to medium-sized parts using a mesh conveyor belt. These ovens are widely used in industries like automotive, aerospace, electronics, and manufacturing for processes such as drying, annealing, and tempering.

  • Continuous Operation: Designed for non-stop production with consistent heat treatment.
  • Mesh Belt Conveyor: Heat-resistant alloy or stainless steel belts for uniform loading and movement of parts through various heating zones.
  • Temperature Control
    • ✓ Multiple independently controlled heating zones.
    • ✓ Precise temperature regulation using PLC or SCADA systems.
    • ✓ Operating temperature typically ranges from 150°C to 500°C, depending on the application.
  • Atmosphere Control: Furnaces can operate with nitrogen purging to prevent oxidation and improve metallurgical results.
  • Versatile Applications: Suitable for a variety of processes:
    • ✓ Annealing
    • ✓ Tempering
    • ✓ Drying
  • Energy Efficiency: Recuperative or regenerative burners may be used for fuel efficiency in gas-fired models.
  • Automation Integration: Fully automated loading/unloading systems.
  • Cooling Zone: Integrated forced air or gas quenching section for rapid cooling.
  • Safety Features:
    • ✓ Over-temperature protection

Industries Using Mesh Belt Furnaces

  • ✓ Automotive parts (e.g., gears, fasteners, bearings)
  • ✓ Electronics (e.g., sintered contacts, connectors)
  • ✓ Metalworking (powder metallurgy, steel parts)
  • ✓ Aerospace (heat treatment of small titanium or alloy components)
Pit Type Gas Carburizing Furnace

The Pit Type Furnaces are meticulously designed for heat treatment of a wide range of work. These furnaces can be customized with or without retorts to meet specific process requirements. Ideal for applications such as stress relieving, tempering, aging, gas carburizing, and normalizing, the pit furnace ensures reliable and consistent performance across various industrial needs.

  • Material Loading Capacity: 100 kg to 1000 kg OR as per customer requirements.
  • Working Temperature Range: 100°C to 1100°C Temperature Uniformity: Forced air circulation ensures temperature uniformity.
  • Heating Elements: High-quality heating elements made from Kanthal wire.
  • Fibrothal Heating System: Available for enhanced thermal efficiency.
Pusher Type Continuous Furnace

Continuous Furnace - Pusher/Conveyor is designed for high efficiency and maximum flexibility. These fully automatic furnaces incorporate innovative features to deliver high reproducibility, lower energy consumption, and greater uptime. They are tailored to meet your precise heat treatment and processing requirements.

  • Output Capacity: 100 kg - 500 kg/hr OR as per customer requirements.
  • Working Temperature: Available up to 1200°C
  • Available Variants: Available in Gas & Electric for efficient performance.
  • Operational Efficiency: Hydraulic pusher for smooth operation.
  • Conveyor Furnace: High-temperature belt for continuous material movement.
  • Material Loading: High-temperature tray or basket for safe and efficient loading.
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