According to the shape of screening impurities to shoose hole-shaped sieve plate (move out long ,Diamond impurities)and the slit-shaped sieve plate (move out particles shape impurities and emplastic).
根据筛
杂质的形状特点



形筛板(去长、菱形杂质)和缝形筛板(去颗粒形杂质和粘胶物)。
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