Process type: Sand casting, investment casting, die casting, CNC machining .
material: Aluminium & their alloy, copper & their alloy, Gray iron & ductile iron, steel and their alloy.
Normal: GB, ASTM, SAE, ISO, EN, DIN, JIS, BS
surface finishing: painting, Plating, e-coating, powder coating, polishing, variation in barrel to make it shine, anodize, are all available.
Heattreating: tempering, annealing, quenching, nomalizing,carbonize, case-harden, T5, T6