Gypsum Powder Grinding Mill, in essence, it is grinding mill. Gypsum is just one kind material it can grind. Grinding Mill is a kind of mining equipment,which is used to grinding stone lump（pls note:not large stone! Generally we need stone crusher to crush large stone to small pieces at first) to stone powder.
The main types of gypsum grinding machines:
1.Hammer Mill:we usually called it coarse grinding mill. In fact it can also be classified as a crusher,named hammer crusher. The finished size less than 3–8 mm
2.Raymond Mill: finished size:50-400 mesh
3.Ultrafine Powder Grinding Mill:finished size:300-2500 mesh
4.Vertical Roller Mill: finished size:1250-3000 mesh
5.Other Mills like Ball Mill, Jet Mill and so on.
In addition to the finished size, you can also choose the machine based on the output capacity.