▶ Shrinkage

-Heating speed is faster than low frequency (60hz) heating.

-It is heated even if you place the part on the plane without any trouble such as inserting it into the core.

-Local heating is easy.

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▶ Preheater

-There is no flame, so there is no risk of safety accident.

-Easy to control temperature and keep clean of heating part.

-Uniform heating is possible.

-Automation is possible.

-Reduced work costs and greatly increased output.

-Welding and preheating can be done at the same time.

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