{HEAD ~ A shaped work piece} in the die cavity can be released when the solidified alloy is heated to melt, and an inner die for a different die cavity can be substituted for the old one, and an effect of {TAIL ~ recovery} for reusing the filler can be achieved, and cost of forming can be reduced 
{ HEAD ~ A shaped work piece } in the die cavity can be released when the solidified alloy is heated to melt , and an inner die for a different die cavity can be substituted for the old one , and an effect of { TAIL ~ recovery } for reusing the filler can be achieved , and cost of forming can be reduced
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