1) Designed for aluminum alloy, especially for Solar Module Frame punching. 2) Mounted with 3 punching heads, which positions are adaptable for punching holes in different distance. 3) Suitable for 3 dies processedsimultaneously. 4) Hydraulic pressure support the powerful dynamic force. Can process complex shape of hole. 5) Using the popular advanced open architecture, makes the operation easier. Specification: Electrical source 3 phase 380V Input power 2.2 Kw Pressure Required 0.5-0.8Mpa Maximum punching power 20KN Motion speed 60 times/min Close height 170mm Weight 700kg Exterior dimension 1800× 550× 1450mm