电子芯片模板

Hard alloy Moulds are made of hard alloy. Hard alloys belong to the tungsten cobalt class of alloys, and their main components are tungsten carbide and cobalt. Tungsten carbide

Tungsten steel punch punching, stamping Moulds, forming Moulds, die stamping machines, forging Moulds, mining tools, punching [collision] drill bits, cold forming, back pressure stamping machines. ...