Effects of Friction Plate Hardness and Surface Orientation on the Frictional Properties of Cereal Grain

Figure 6

The coefficient of static friction (mean value and minimum–maximum value) of cereal kernels on friction plates with different hardness and perpendicular surface orientation: (a) barley; (b) oats; (c) rye; (d) wheat.

(a)

(b)

(c)

(d)