electric control automatic press filter

The refining craft for oils product and chemical product is mainly to de-color and remove off mechanical impurities( that is filter bleaching earth and active carbon ), filter is the key. Plate enclosed filter is one kind of intermittent type, when the filter dregs accumulate to certain degree, must carry one cleanse step. For convenience make filter operation continuously carrying, the filter main device must prepare two. During the filtering, the filter cake do not load too full, only the cakes on the neighbor filter blade keep about 2mm space can the cakes be blow dry and easy discharged. or when the filter reach the largest permitted filter pressure (≤0.4mPa), should start draining dregs. During the filter process, if the solid impurities particles too small, through prolong circulate time, still can not reach the clarify requirement, do not make the filter function, for this case, can use one layer separate materials cover on the filter web, chose proper assistant filter agent, to pre-paint, by this pre-paint layer, can got clarified filter liquid.