Material

Specific

gravity

Set of mixture^*

1

2

3

Cement (kg/m³)

2305

422.24

398.21

490.24

Polystyrene beads (kg/m³)^Ä

1006

5%

15%

25%

Grit

2650

1083.05

1015.43

551.52

Sand (kg/m³)

2620

548.92

398.21

735.36

Water (kg/m³)

1000

190.01

159.28

171.58