Microscopic Texture of Polypropylene Fiber-Reinforced Concrete with X-Ray Computed Tomography

Table 1

Concrete mixture proportions.

Specimen	w/c	Component kg/m^3						Fiber volume fraction (%)
		Cement	Fly ash	Water	FA	CA	Superplasticizer
S1	0.36	415	73.2	150	649	1155	7.32	0.1
S2	0.36	415	73.2	150	649	1155	7.32	0.2
S3	0.36	415	73.2	150	649	1155	7.32	0.3

Notes: w/c, water-cement ratio; FA, fine aggregate; CA, coarse aggregate.