die casting parts ending cover and piston made by aluminium-alloy for pneumatic cylinder ,ISO 6431,DNC,MB,DNG,SC,SU,TN,STM,CK die casting ... ~320mm.Gas-assist injection mold design and mold making.!High gloss polishing molds making.Semi-manufactured goods.Semi-produc ... have many linear cutting machine ,high speed CNC machine,EDM spark machines,Drill machine ,die casting machine from 160T~800T also ...