... cold punching, automatic stack, industrial automatic control system and precision machining technology, which make the ... system, leveling system, edge cutting system, head cutting system, punching system, roll forming system, post cutting system, automatic stacking system, hydraulic system and automatic control system ... Steel 7 Shaft Material 45# Steel 8 Total power 87KW 9 Power AC380V, 50Hz, 3 Phase 10 ...