A vacuum dryer is typically used for separating a volatile liquid by vaporization from a powder, cake, slurry, or other moist material.
一个真空干燥通常用于分离其他潮湿的材料一挥发性液体的蒸发从粉，蛋糕，浆，或。
2
The filtration mechanism of PVA17-88 crosslinked is that the formation of a fine film between filtrate medium and cake can prevent loss of water in slurry into formation.
This type of filter will not obtain very dry cake, and the thick slurry discharged at the bottom needs to do washing and drying by another microporous pressure filter.