The powder fineness of Raymond Mill can be adjusted by the analyzer machine continuously. The powder fineness of Raymond Mill can be from 80-325 mesh.

The powder fineness (powder output size) of raymond mill is decided by the impeller rotation speed of the analyzer machine.

On the electric control box, there is one table for the analyzer machine.

By turn the rotary knob on the right of the electric control box, we can control the rotation speed of the analyzer machine, and then we can control the powder fineness of the raymond mill.

If we want to have more finer powder fineness, we can turn the rotary knob, and let the analyzer machine rotate more quickly.

If we want to have less finer powder fineness, we can turm the rotary knob, and the let the analyzer machine rotate more slowly.