... metallic materials. Such as brass, copper parts, valves, stainless steel pot and so on. 4, metal smelting Such as melting gold ... stretch, rising the type .2.the heat treatment ( Chang to High frequency first) Various hardware tool, electricity-moves components, liquid-presses ... , valve door welds. stainless steel a bottom welds etc. 18KVA High frequency induction thermal forming machine KX-5188A18