Table 1.

Particle Properties

Name	Dimensions [mm]	SAE Grade	L/D	Sphericity	umf [m/s]
Sphere	3.00 ± 0.01	304	1	1.00	2.80
Small rods	2.00 ± 0.02 x 4.50 ± 0.02	303	2.25	0.82	2.47
Medium rods	1.60 ± 0.02 x 7.0 ± 0.5	316	4.38	0.72	2.36
Long rods	1.20 ± 0.02 x 12 ± 0.5	316	10	0.58	2.55