Modification of Grout Properties in Prepacked Aggregate Concrete Incorporating Palm Oil Fuel Ash

Table 2

Effect of different admixtures on grout properties.

Mix	Water/binder; ratio	Sand/binder; ratio	Bleeding; %	Sedimentation (−); expansion (+)	Density; (Kg/m^3)
No admixture	0.52	1.5	10.38	−1.13	2122
100% OPC + SP	0.47	1.5	9.13	−0.63	2140
85% OPC + 15% POFA	0.51	1.5	10.00	0.25	2127
70% OPC + 30% POFA	0.5	1.5	8.63	0.75	2132
85% OPC + 15% POFA + SP	0.46	1.5	7.38	−0.5	2145
70% OPC + 30% POFA + SP	0.45	1.5	5.75	−0.38	2151