Hollow ratio (％) Tag Nrho Raw Strength Proportion Cement Sand Aggregate
Khoom siv (kg) (Mpa) (kg) (kg) (kg)
50 1100 10 1:2:4 157 314 629
40 1320 10 1:3:5 147 440 733
32 1496 10 1:4:6 136 544 816
Paver (khoom) 2200 30 1: 3: 4 275 825 1100
Paver (khoom) 2200 40 1: 2: 3 360 800 1040
Paver (khoom) 2200 50 1: 2: 2 440 880 880

Lub ntsej muag Mix (xim) 100Kgcement + 4Kg hlau oxides + 300Kg zoo xuab zeb