... used in the manufacture of aluminum products with the die casting die, hot extrusion die, perforated using tools, a mandrel, forging ... used in aluminum, copper and its alloys of die-casting molds.Specification:Round(dia 50-230mm) Flat(thickness:10-260mm, width:40 ... ≥ 300 with no notch.Application: hot squeezing mould, forging mould, casting mould for aluminum, magnesium and copper and so on other ...