... . The traditional pressure sifts in order to be entered the thick liquid by the top, the bottom ... liquid, because the impurity is mainly heavyimpurity in the thick liquid, proportion is greater than fibres ... structurewill lengthen light impurity the time of staying in the equipment greatly , thus cause and screen ... .Main specifications screening area0.3m2,0.6m2,0.8m2,1.2m2,2.0m2,3.0m2. pressure screen