1. D. P. Mini pulverizer is a very simple type of pulverizer. The grinding chamber consists of a serrated ratchet liner on top, and screen at the bottom for classification. Feed material is passed into grinding chamber through a hopper manually. The ground power is collected in a through fitted below the screen, depending on the desired fineness, the number of operations could be 2 or 3 in different types of sieves.

During the grinding process, a small quantity of air is generated, to remove this air a Polyester dust bag is fixed below the through and the other end of the bag is hung at a height, also acting like a dust collector.