... waste,denim clips and other cotton waste. This machine is the opener with automatic backing system. It ... products which can replace of wooden roll machine. main parameter1,output 120-150kg/hour2,qty of removing impurity ... 30%-40%3,roll diameter 400mm or 550mm4, ... 500mm6,press cotton pack 140*9.857,fan machine 1.5KW*2900r/m8,chain 19.5mm9,power ...