SMALL-SCALE COFFEE PROCESSING - Texas A&M University
Manual grinding mills There are many manual grinders that could be used to grind coffee. An experienced operator can grind about 20kg in an eight hour day. However, this is hard and boring work. A treadle or bicycle could easily be attached to the grinder, which will make the work easier. With this system, one person could grind about 30kg in ...
اقرأ المزيد