Effect of Expansive Admixtures on the Shrinkage and Mechanical Properties of High-Performance Fiber-Reinforced Cement Composites

Table 3

Mix proportions of HPFRCCs.

Mixture type	W/B (%)	Replacement ratio^1 (%)	Fiber vol. (%)	Unit weight (kg/m^3)
				cement	water	sand	EXA^2	PE^3	MC^4	SP^5
Mor-0	30	0	0	1,300	390	520	0	0	0.52	16.0
Mor-10		10		1,166	389	518	130	0	0.52	16.7
PE1.5-0		0	1.5	1,281	384	512	0	14	0.52	16.0
PE1.5-8*		8		1,175	383	511	102	14	0.52	16.7
PE1.5-10		10		1,149	383	511	128	14	0.52	16.7
PE1.5-12		12		1,123	383	510	153	14	0.52	16.0
PE1.5-14		14		1,096	382	510	178	14	0.52	15.0

∗PE1.5-8: PE (fiber type), 1.5 (fiber volume fraction), 8 (replacement level of EXA); ¹replacement rate:
²expansive admixtures (CSA-K and CSA-J); ³polyethylene fiber; ⁴methyl cellulose; ⁵superplasticizer.