3 Heating technologies

Figuring out the best heating method which fits customer’s purpose, we propose apparatus configurations that make the most use of features of heating technology, such as uniform heating, rapid heating, local heating, and high-temperature heating.

Induction heating

A heating method, of which electric current is induced in a conductive target for the object to heat itself    
Metal is placed in a magnetic field generated by passing an alternating current through a coil, and Joule heat is generated by the eddy current flowing in the metal and by the electrical resistance of the metal, causing the metal to generate heat.

  • High temperature/local/rapid heating
  • Efficient self-heating
  • Contactless heating

Application

Ultra high temperature heating system Heat molding equipment Liquid quenching device 1~1000 ton hot press Alloy wire manufacturing equipment Door chamber pulling system (CZ method) High-frequency heating μ-PD furnace Solution growth method single crystal growing apparatus (TSSG method) Bulk cultivatable sublimation apparatus and more

Resistance heating

A heating method, which utilizes the principle of heat generation by the electrical resistance of a conductive object when an electric current is passed through it 
It uses the Joule heat generated when current flows through an electrical resistance to apply radiant heat to the object.

  • Cost and price saving
  • Excellent temperature stability
  • Wide variety of heater structures (zone heating) )

Application

Batch type firing furnace Large tubular furnace 1~1000 ton hot press Hot press (block heater type) Multicrystalline silicon production furnace Ultra-high-quality large ingot growth system Resistance heating type pulling system (CZ method) Resistance heating type μ-PD furnace Rapid thermal annealing apparatus (RTA furnace) MSG crystal growth system and more 

Energizing heating

A heating method, in which a current is applied directly to a conductive object to heat it    
By using high-frequency current, the current flows near the work surface due to the skin effect, and the surface can be heated quickly. The heating object must be conductive, so the application would be limited. But it heats the object only, more suitable for quick heat and cool.

  • Heat the surface layer only(High frequency energizing heating)
  • Rapid heating Direct heating to materials
  • Heating power reduces

Application

Compact hot stamping system HF induction cable heating system Servo Press combustion furnace Hybrid type sintering machine (continuous type) Hybrid type sintering machine (batch type) Multi furnace (sintering, melting,impregnation,hot pressing) and more 

Proposal for hybrid heating

Induction heating + Resistance heating

Load lock type CVD apparatus

Induction heating + Energizing heating

Hybrid type sintering machine (continuous type) Hybrid type sintering machine (batch type) Multi furnace (sintering, melting,impregnation,hot pressing)

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