Mechanical Properties of Fiber-Reinforced Concrete Using Composite Binders

Table 8

Physical and mechanical properties of fine-grained concrete depending on the binder composition [25].

Composition numbers	Material consumption per 1 m^3							Slump [cm]	Compressive strength [MPa]	Prism strength [MPa]	Elastic modulus [MPa]
	Cementitious binder [kg]				Screenings of crushed granite [kg]	Sand [kg]	Water [l]
	Cement	Fly ash	Limestone	Superplasticizer
	550	—	—	1.2	1000	623	220	10–12	107.5	86.3	61.2
2	288	235	27				240		83.7	59.5	43.8
3	275	246	29				241		84.2	60.3	44.5
4	257	257	36				242		76.3	55.2	40.9
5	244	268	38				243		75.2	55.0	40.8
6	230	278	42				244		75.0	54.9	40.8
	550	—	—				215		63.1	42.3	36.2

The binder of low water ratio with the specific surface of 550 m²/kg. The binder based on Portland cement CEM I 42.5N.