... waste,hard waste,denim clips and other cotton waste. This machine is the opener with automatic backing system. It is ... is our new products which can replace of wooden roll machine. main parameter1,output 120-150kg/hour2,qty of removing ... rotation speed 1440r/m,1580/r/m5,dust baskate 500mm6,press cotton pack 140*9.857,fan machine 1.5KW*2900r/m8 ... .65m×3.5teeth×8.5inch GM550 or GM400 opening machine