3 Theories from The Conical vs. Flat Burr Grinder Debate
#0183;#32;Conical burrs have a coneshaped ring that sits inside another coneshaped ring thats hallow. Beans are directed down through the burrs at a slight angle, but the path is essentially vertical. Flat burr grinders have two rings of burrs that sit horizontal to the ground. One faces upwards and the other faces down.