12 Property Function to Compute the Dustiness of Powders
423
Fig. 12 Cumulative particle
size distribution by mass of
the investigated
Soda-lime-silica glass beads
Fig. 13 Cumulative particle
size distribution by mass of
the investigated calcinated
Alumina
Table 2 Comparison between prognosed and measured dust release
Material
Bulk density/
g cm −3
Porosity Milling
parameter
Prognosed dust
release number
S RD,P
Experimental
dust release
number S RD,E
SiLiBeads 282.4
0.89
feed
109
39
SiLiBeads 205.6
0.85
7500 rpm, 3 bar 232
996
SiLiBeads 188.9
0.86
12500 rpm,
3 bar
202
505
Nabalox ® 245.3
0.93
feed
325
658
Nabalox Þ
179.9
0.93
12500 rpm,
3 bar
112
79