w e T f i n e s C r e e n i n G re P ul P W e T sizin G screen W ash T rough Spray W ater Oversize Screen P anel Undersize Repulp Screen The Repulp wet sizing screen is the ideal machine for the production of a clean oversize material free of fines or undersize particles As illustrated in the figure above the Repulp screen is equipped with spray nozzles directed at one or more rubberlined repulping or wash troughs Highly efficient wet sizing and maximum removal of fines is accomplished by repulping and screening the material multiple times as it moves down the length of the screen surface Spray water directed at the screen surface would result in accelerated wear and could also force oversize particles through the openings In fine wet sizing undersize particles are transported through the screen openings by the fluid normally water Once all the water has passed through the screen surface no more sizing takes place Any remaining fines simply adhere to the oversize particles The multiple repulping and rescreening steps possible with the repulp screen maximize the removal of fine particles Multiple separation sizes or cut points are also possible by using a Repulp screen equipped with a split undersize hopper A finer separation is made first followed by a coarser separation 13