Table 1.

Mix proportion of geopolymer concrete.

Mix no.	Quantity of Ingredients (kg/m3)
Coarse aggregate		Fine sand	Fly ash	Kaolin	OPC	SF	NaOH (14 M)	KOH (14 M)	SS	ALK/Binder	W/S
20 mm	10 mm
Mix1	862	431	554	388	0	0	0	45	−	113	0.4	0.2
Mix2	862	431	554	0	388	0	0	45	−	113	0.4	0.2
Mix3	862	431	554	349.2	38.8	0	0	45	−	113	0.4	0.2
Mix4	862	431	554	194	194	0	0	45	−	113	0.4	0.2
Mix5	862	431	554	194	194	0	0	−	45	113	0.4	0.2
Mix6	862	431	554	194	155	0	39	45	−	113	0.4	0.2
Mix7	862	431	554	116	233	0	39	45	−	113	0.4	0.2
Mix8	862	431	554	136	233	0	19	45	−	113	0.4	0.2
Mix12	862	431	554	194	155	0	39	45	−	113	0.4	0.2
Mix13	862	431	554	116	233	0	39	45	−	113	0.4	0.2
Mix14	862	431	554	136	233	0	19	45	−	113	0.4	0.2
M30	862	431	554	0	0	388	NA	−	NA	NA	NA	0.2

GP-12=50%FA+10%S.F+40%K GP-13=30%FA+10%S.F+60%K

GP-14=35%FA+5%S.F +60%K

FA-Fly ash, SS-Sodium silicate, ALK-Alkaline, W/S-Water/Solid ratio.