... pneumatic components,which adjust the polishing width and depth according to the ... head can polishing different materials. Technical parameter1,Polishing form-continuous-form2,Polishing cycle-3-6 seconds/piece3,Grinding head up and down-air-operated4,polishing head ... -4heads5drrive control-frequency control6,Biggest products-600×6007,machine power-11kW×9+4kW8,weight-13T 6 head polishing ...