Development and Performance Evaluation of Very High Early Strength Geopolymer for Rapid Road Repair

Table 2

Mixed proportions of geopolymer mortars (by weight).

Mix	MK (%)	PWA (%)	OPA (%)	SS/N ratio	A/R ratio	W/R ratio	RS/R ratio	Heat curing (h)
Control-1	100	—	—	2.5	0.83	0.45	3	1
P10-1	90	10	—
P20-1	80	20	—
P30-1	70	30	—
O5-1	95	—	5
O10-1	90	—	10
O15-1	85	—	15
Control-2	100	—	—	2.5	0.83	0.45	3	2
P10-2	90	10	—
P20-2	80	20	—
P30-2	70	30	—
O5-2	95	—	5
O10-2	90	—	10
O15-2	85	—	15
Control-4	100	—	—	2.5	0.83	0.45	3	4
P10-4	90	10	—
P20-4	80	20	—
P30-4	70	30	—
O5-4	95	—	5
O10-4	90	—	10
O15-4	85	—	15

Note: SS: sodium silicate; N: sodium hydroxide; A: (SS + N);
R: raw materials (MK, PWA, and OPA); W: water; RS: river sand.