Operating a ball mill is quite simple as it lacks any moving mechanical parts within the mill. The system is quite versatile and is designed to accommodate variation in mill feed quantity and quality. On the other hand, the vertical roller mills (VRM) is quite a complicated and sophisticated equipment with hydraulics that controls the rollers.
The difference between vertical roller mill and ball mill The ball mill is generally composed of a horizontal cylinder, a hollow shaft for feeding and discharging, and a grinding head.
Vertical roller mill adopts three-dimensional structure,which needs less space,ball mill is just the opposite.And vertical roller mill is cheaper than ball mill,if you don't need high productivity,roller mill is a better choice. I think this note,which called what is the difference between vertical roller mill and ball mill can help you.
Difference Between Ball Mill And 21 Roller Mill. Difference between vertical roller mill and ball mill.Ball mill,ball mill for sale stone crusher.There are two kinds of ball mill, grate type and overfall type due to different ways of discharging material the difference in speeds between the balls and grinding jars produces an traditional sliding bearings are replaced by double row roller .
The finesse of the material milled by the ball mill is 0.074mm-0.4mm, only except for the two small ball mills that have a wider range of 0.075-0.89mm. However, the rod mill fine grinding fineness is about 0.833-0.147mm. In terms of the fineness of the ground material, the ball mill has a finer handling ability.
The difference between a roller mill and a hammer mill is: A hammer mill uses rotating hammers to pound grain through a screen and it requires a lot of horsepower. You get a lot of powder with larger deviation from the hammering.