What are the advantages of conical burrs over flat burrs

The shape of the burrs allows for fairly uniform grinding with a high level of grind size control. It also is a very efficient shape that allows for lower-rpm grinder, which results in less noise and heat. Overall, conical burrs are not very expensive to manufacture.

The shape of the grinding allows uniform grinding with a high level of grind size control.

Explanation:

It also is a very efficient shape that allows for lower-rpm grinder, which results in less noise and heat. Overall, conical burrs are not very expensive to manufacture.