No. of operating condition

Fraction,

mm

True density,

g/cm³

Average density,

g/cm³

Sponginess, %

Water uptake,

%

Crushability rate, %/grade

In dry consistence

Hydro-saturated consistence

Initial sample

20 - 40

2.7

2.36

12.6

3.6

16.4/600

17.1/600

1

20 - 40

-

-

-

3.6

-

-

2

20 - 40

-

-

-

0.95

-

-

4

20 - 40

2.69

2.29

14.9

0.54

16.4/600

16.9/600