|
Size
(mm)
|
Surface area
(m²/m³)
|
Free volume
(%)
|
Bulk density
(kg/m³)
|
Number
per m³
|
|
ø25 |
460 |
84 |
145 |
64000 |
|
ø38 |
325 |
87 |
125 |
25000 |
|
ø50 |
236 |
90 |
105 |
11500 |
|
ø76 |
150 |
92 |
90 |
3000 |