Burr vs Blade Grinders: What''s the Difference? Coffee ...
Oct 10, 2019· Blade grinders are designed similarly to a blender blade. They chop up the coffee by spinning a sharp blade rapidly. The fineness of the grind is determined by how long you spin and chop the beans. The longer you do, the finer it is. What is a Burr Coffee Grinder? A burr coffee grinder can be flat or conical, sometimes both.