... , quick changer takes 3-5 minutes, totally enclosed structure, for grain, flour, mucus and other materials screening filter. Rotary ... polishing powder, fruit juice, beverage, sugar, salt, MSG, spices, milk powder, starch, flour, rice flour, carbon powder, graphite powder, manganese ... the oil by adding appropriate amount of lithium grease cup. When using sealed bearings, the motor is not installed ...