Experimental Study on the Mechanical Properties of Amorphous Alloy Fiber-Reinforced Concrete

Table 5

Results of slump and compressive strength tests.

Mixture no.	Fiber length (mm)	Vf (%)	Slump (mm)	Compressive strength (MPa)
				7 d		28 d		90 d
				Measured (MPa)	Strength-effectiveness (%)	Measured (MPa)	Strength-effectiveness (%)	Measured (MPa)	Strength-effectiveness (%)
C0	—	0	135	36.5 (±1.76)	—	42.3 (±2.21)	—	53.4 (±2.23)	—
SF1	35	0.2	130	38.7 (±1.86)	6.12	44.3 (±2.43)	4.81	55.2 (±2.92)	3.35
SF2		0.4	126	40.6 (±2.42)	11.31	45.5 (±2.69)	7.56	56.4 (±3.03)	5.65
SF3		0.6	124	41.6 (±3.03)	14.22	46.6 (±2.37)	10.23	58.1 (±2.53)	8.78
SF4		0.8	120	42.5 (±2.92)	16.47	47.9 (±2.78)	13.21	60.1 (±2.60)	12.56
SF5		1.0	118	46.2 (±3.00)	19.45	49.2 (±2.29)	16.45	61.1 (±2.77)	14.56
AF1	35	0.2	123	38.9 (±2.45)	6.52	45.7 (±1.84)	8.21	56.0 (±2.00)	4.87
AF2		0.4	110	41.0 (±2.87)	12.31	46.9 (±1.89)	11.01	57.5 (±2.38)	7.65
AF3		0.6	100	42.2 (±2.56)	15.62	48.3 (±2.09)	14.12	59.3 (±2.88)	9.12
AF4		0.8	95	42.4 (±2.24)	16.12	48.8 (±2.15)	15.41	60.2 (±2.54)	12.78
AF5		1.0	80	43.0 (±1.97)	17.87	49.4 (±2.45)	16.72	59.4 (±2.16)	11.21

Note: strength-effectiveness (%) = [(strength of fiber concrete − strength of pure concrete)/strength of pure concrete] × 100%.