Technical Parameter:Working air pressure0.50.8 MPa Rated oil pressure15MPaAir consumption40L/minInput Voltage/frequency380V/ 50 HzInput Power7.5 KWMax processing frame size1800mm*3000mmMin processing frame size560mm*560mmmMax alu profile width100mm 2)This machine is used for aluminium door & window corner punching and riveting combination. Four corner connecting at one time is available which greatly increased the production efficiency. It adopt CNC system, can realize automatic and accurate locating, so can make high precise windows. Convenient corner combining cylinder setting, Wide profile processing range,Suitable for various high quality and batch windows production.