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 PLC control, pneumatic transmission and pulling cutter with floating modulated pressure. 4. It is the necessary equipment for mass batch door and window processing. Technical parameter: Working air pressure: 0.5~0.8MPa Air consumption: 150L/min Input voltage: 380V 50Hz Input power: 1.1KW Main milling cutter rotative speed: 2800r/min Processing profile height: 25~120mm Processing profile width: 25~120mm Groove width: 3+/0.2mm Groove depth: 0.3+/-0.15mm Dimension: 1600 x 1285 x 1370mm (with the profiles frame) Weight: 270Kg