Automatic line with numerical control to grind and satin internal and external surfaces of closed profiles with square rectangular, oval and round section. The line is equipped with 3 abrasive units to work the internal profile and with 3 abrasive units to work the external profile. Each unit can oscillate and it is equipped with brushless motors for a fast and easy setup. The pieces are automatically moved from one working station to another one thanks to self centring grippers and according to the pieces dimensions, it is possible to work up to 6 pieces a time.
