... SPCC,SPHC,SECC,SGCC,SUS304,SUS430,Cu,AL.b.Process : Laser cutting ,stamping ,bending, welding, Turningc.Finished(Surface ): Galvanized ... SGCC,Cu,AL;sus metal thickness less than 3mm;laser cutting 0.3-20mm.3).Machining precision(Tolerance): stamping ... packaging.f.Major equipment: laser cutting machine, punching machine, bending machine, welding machine ( spot welding ), CO2 welding machine, automatic ...