High Efficiency Food Grade Diatomite Filter Aid Diatomite Filler for Facial/Insecticide

The use method of filter aid: one is to mix the filter aid with the suspension to be filtered in a certain proportion, and then filter together; The other is to prepare a suspension containing only filter aid, filter it first, form a pre coating on the filter medium, and then filter the filter slurry. The pre coating of the filter aid can withstand a certain pressure without deformation, and can prevent the filter cloth from increasing resistance due to clogging.