2 room - IN-OUT
3 room - Straight Thru

*Choice of electro-heating or gas-heating are offered.

Direct carburizing is eco-friendly, hight quality, large reduction of operating costs and the improvement in productivity are possible for it. There is little variation of quority because this technology uses unsaturated hydro-carbon gas and supported by the adsorption theory, and it is the method of hight reproducibility.

Heat cycle (Decompression pulse system)

Hardness distribution Surface structure photograph

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