... coordinated load by air pressure and spring, bottom knife couple axle drive, Φ200 air pressure and spring movement, top slitter is ... 1100mmBottom slitting knife:2PCs,1100mmf. Drive set(high-precision gear,gear belt drive)g. Main drive motor(30KW,high torque motor)D ... .Paper regulating systema. Regulate vibrator and slow down motor drive to alignb. Ream paper counting deviceControlled by air cylinder, ...