Table 3.57 Effect of Cement Unit Weight Strength Volume Dosage Sample type Inch3 %age lb. Psi 1:3:6 14 2600 6x6x6 0 1:3:6 6x6x6 4% 10 650 1:2:2 6x6x6 0 15 2850 1:2:2 6x6x6 4% 10 800 1:1:1 6x6x6 0 15 3000 1:1:1 6x6x6 4% 14 2000 During these tests it was observed that the efficiency of foaming agent depends on the efficiency of the foam generator to produce very small pores in the foam. It was also observed that with the increase in the cement quantity the efficiency of the foaming agent was reduced. The cement was rapidly absorbing the water in which the foaming agent was mixed and breaking the bubbles or pores of the foam.
Table 3.57 Effect of Cement Sample type Volume Inch3 Dosage %age Unit Weight lb. Strength Psi 1:3:6 6x6x6 0 14 2600 1:3:6 6x6x6 4% 10 650 1:2:2 6x6x6 0 15 2850 1:2:2 6x6x6 4% 10 800 1:1:1 6x6x6 0 15 3000 1:1:1 6x6x6 4% 14 2000 During these tests it was observed that the efficiency of foaming agent depends on the efficiency of the foam generator to produce very small pores in the foam. It was also observed that with the increase in the cement quantity the efficiency of the foaming agent was reduced. The cement was rapidly absorbing the water in which the foaming agent was mixed and breaking the bubbles or pores of the foam.
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