... unit. Cleaning & sizing unit can clean various impurities in pumpkin seeds or watermelon seeds, then sizes the seeds into 7 ... seeds will be returned back to dehuller for re-hulling again automatically,......, for more info, pls kindly contact ... . Meantime, we also specialize in cleaning, dehulling & separating machines and equipments for Sunflower seed, Buckwheat, tartary buckwheat, mung bean (green ...