Cement
Sand
Steel
Water
.
Elasticity
Brittle
Stiff
Malleability
2.75 mm
3.75 mm
4.75 mm
5.75 mm
1:3:6
1:2:4
1:1.5:3
1:1:2
2 and 3
4 and 5
6 and 8
9 and 10