Surface treatment process for workpiece

Details Surface treatment process for workpiece Surface treatment process for workpiece

H - Electricity

05

B

327/72

H05B 7/00 (2006.01) B23K 35/24 (2006.01) B23K 35/32 (2006.01) C23C 26/02 (2006.01)

Patent

CA 1249038

ABSTRACT OF THE DISCLOSURE The present invention relates to a surface treat- ment process for a workpiece of the type wherein a workpiece made of a desired metallic material such as cast iron, alumi- nium alloy or the like, and having formed at its surface a remelting treatment layer by a process such in which there is generated on the surface of the workpiece a molten por- tion by a plasma arc and the molten portion is then solidi- fied by cooling, characterized in that an additive agent com- prising powder of metallic material different in kind from the metallic material of the workpiece or of any other kind of material is introduced, along with the plasma arc, into the molten portion to be forcibly mixed therein.

463029

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