description: PG-3 Bean polishing equipment size:2400*600*1800 Area of sift surface:330*1800 PG-3 Beans polishing equipment Brief InstructionThe series of PG beans polishing equipment is base on the spiral axis of rotation, so that the material can replace in the process of fluidization, and in the process it can be scrub by the fixed axis cotton cloth ,it is ideal for beans to achieve good effect ...