Mainly Material | stainless steel,carbon steel,steel, aluminium, brass, bronze, copper | ||||||
Process | investment casting, lost wax casting, silica sol casting. water glass casting, die casting | ||||||
Casting tolerance | CT4-CT6 (GB/T 6414),CT7-CT9 (GB/T 6414) | ||||||
Standard | AISI, ANSI, ASTM, JIS, GB, ISO, DIN | ||||||
Machining | tapping, milling, grinding, drilling, cnc machining | ||||||
Tolerance | As drawing requirement | ||||||
Surface treatment | polishing,mirror polishing, electrogalvanizing, sandblasting, shot blasting | ||||||
Heat treatment | quchenging and tempering, annealing, normalizing |