The machine applies to 90 v groove cutting for aluminum and plastic profiled bar which is clamped and cut by pneumatic drive ; it has characteristics of simple operation , high safety, exact cutting dimension, and convenient maintenance. Technical Parameter: Air pressure:0.4-0.6MPa Air consumption:80L/min Input voltage:380V 50HZ Total power:0.75KWx2 cutting depth:0-65mm Welding length:300-1700mm.