Q&A: What factors determine the fineness of grind of a hammer mill?
What factors determine the fineness of grind of a hammer mill?
Change | Result |
Larger diameter sieve perforation | Coarser |
Thicker sieve plate | Finer |
Higher tip speed of hammers | Finer |
Higher air speed over the mill | Slightly coarser |
Worn hammers | Slightly coarser |
Smaller distance between hammer and sieve | Finer |
Use of grater sieve plate | Coarser |
Larger rotor diameter | Slightly finer |
More hammers | Slightly finer |