Features and functions: 1. This machine is used for PVC window and door corner welding seam cleaning. It can clean up and bottom surface welding seam and the external corner. 2. By changing different formed cutters, it can clean different profiles' external corner. 3. It features pneumatic transmission and pulling cutter with floating modulated pressure. 4. It is the necessary equipment for mass batch door and window processing. 5. External corner cutter is available upon requirement. Technical Parameter:Working air pressure 0.4~0.6MPa Air consumption 150L/min Input voltage 380V 50Hz Input power 1.1KW Main milling cutter rotative speed 2800r/min Processing profile height 35~110mm Processing profile width 20~120mm Groove width 3+/0.2mm Groove depth 0.3+/-0.15mm Dimension 1600 x 1285 x 1370mm (with the profiles frame) Weight 150Kg