Today, I will take you to know how to make aluminum mold in CNC machining center. Clean the machine before making the mould,fix the aluminum block on the machine tool, calibration coordinates, error not more than one-tenth of a millimeter. The NC program was compiled and the aluminum film was made, after waiting for 16 hours, take out the aluminum film. The sandpaper will be carefully polished aluminum film, polished aluminum film can be sent to the autoclave workshop to produce products