1. This machine is used for cleaning corner welding seam of upvc window door 2. The machine adopts CNC Control System,which can design two-dimension process program of different profiles. 3. The feeding of X and Y axis adopts ball screw transmission with high precision and stable transmission 4. High processing precision because of size error compension function. 5. The machine can setup and store around 100 sets of processing program 6. This machine can be equipped with 3 cutters or 5 cutters or 6 cutters as per your requirement 7. Stable performance , easy operation, convenient maintenance, high precision, high efficiency