· Features: 1. Typical & Compact Design. Roll notching & branding by one head. 2 .Equipped with SIEMENS 808D CNC system. There is no complex programming calculation required from customer. 3. Compact flying cutting unit for notching. 4. Spindle with very high rigidity. 5. Easy operation, easy cutting and engrave for crescent groove, graphics and trademark etc. to normal roller, complex roller, high-speed steel roller, tungsten carbide roller etc.. Main specifications and technical parameters Processing roll maximum diameter 500mm Minimum diameter 50mm Processing roll maximum length 2500mm The maximum length of the processing roll surface 1800mm Processing of the crescent specification Φ6~Φ50 Processing the crescent β angle Any Processing the crescent slot Any Lateral moving speed (X axis) 0~6000mm/min Workpiece rotation speed (Y axis) 0~30rpm Swing head rotation speed (Z axis) 0~50rpm Flying cutter milling speed (A axis) 0~600rpm Engraving head motor model rated speed D85 24000rpm Cooling pump motor AB25-90W Control System Siemens Siemens808D Servo motor rated power X axis 1.75kw Y axis 2.5kw Z axis 1.75kw A axis 3.5kw Minimum programming amount 0.001 Longitudinal magnetic scale measurement length effective 2000mm