Fiber Fractionating Screen 1.scientific and rational shape 2.unique structure of the cylinder 3.good fiber classfication Company Information Zibo Xuancheng ... double disc refiner, conical refiner, high consistency cleaner, single fiber separator, cylinder wire thickener, worm gear thrusters, upflow ... is used for the fractionation of the long fiber and short fiber, so as to make full use of them ...