mold laser welding machine weld metal 200w,450w welding depth 1.5-3.5mm Pulse width 0.1ms-20ms ... for welding or repairing on various of mould steel (8407, 2344, H13, 718, NAK80, S136, SKD11, P20, etc), Be-copper, red copper. Also ... applied widely to precise metal parts processing. Model type KDY-LWY200 KDY-LWY400 Technology parametersModel TypeKDY-LWY200KDY-LWY400Max.laser ...