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Bogie Hearth Furnaces

Bogie Hearth Furnaces

Bogie Hearth Furnaces suitable for the heat treatment of large loads. The Bogie Hearth furnaces are designed to operate up to 1150°C with heating by natural or LP gas, oil combustion systems and electricity.
Very-efficient for batch heat treatments of large & heavy components with controlled heating & cooling rate. Various sizes & specifications of furnace are available depending upon application, from 20 to 1000 kW or even higher can designed.
Heavy reinforced structure of rolled structural steel.

Salient Features:

  • Capacity capacity up to 20 MT .
  • It is designed for easy loading of materials through the large access door and unloading for rapid quench processes.
  • The furnace can be operated with multiple bogies to increase load rate and efficiency.
  • The bogie hearth is constructed from high strength refractory and capable of withstanding harsh conditions.
  • The heat resistant steel pedestals support work baskets.
  • Sealing of the vertical lift doors and bogie is done by pneumatically operated soft seal clamps to ensure no ingress of cold air.
  • The integrated control system includes programmable temperature control and independent over-temperature protection.
  • Temperature recorders with connections for trailing thermocouples are provided for maintenance of quality records.

Process Capabilities:

  • Stress Relieving of cylinders & pressure vessels
  • Heat Treatment of forgings & castings
  • Homogenising / Ageing
  • Annealing of large components
  • Heat Treatments with defined heating & cooling rate
  • Heavy duty rope & drum or rack & pinion arrangement
  • Door & bogie sealing arrangement
  • High grade refractory lining ensures higher thermal efficiency.
  • Internal air circulation can be provided optionally.
  • Rapid cooling arrangement can also be provide
  • Batch capacity upto 150 MT.
  • Ideal for varied heat treatment processes such as stress relieving, annealing, normalising, tempering, etc., .
  • Maximum temperature upto 1150 Deg C.
  • Mass flow / Pulse firing fuel control for better combustion efficiency. .
  • Unique flat roof construction. .
  • Energy efficient recuperator. .
  • PC-PLC control..

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