... ,type sawtooth knife,decrease cutting obstruction,low noise N.C Cutter , Use for corrugated paperboard production line.(1) Machine speed: 180m ... ,low noise.(7) Balance treatment:high quality alloy steel for blade shaft,which helps to keep it good stability.(8) Sun ... consume the one of third energy compare with the common cutter with its especial structure,economize above 70% energy to get ...