
The purpose of screening is to separate contaminants such as shives in mechanical pulp,and stickies,plastics ,sand ,metal pieces,and flakes in recycled fiber. This method employs a screening device ...

The pressure screen is mainly used fir the high concertration screening of pulping, bleaching and deinking section,which also can be used for low concentration screening before the paper ...

Double disc paper pulp whitening facial refiner ,adopts reliable mechanical sealing, maintaining such characteristics as compact structure, small land needing, high efficiency, low power consumption, ...