Analysis on the Strength of Cement Mortar Mixed with Construction Waste Brick Powder

Table 4

Particle size distributions of different powder materials (%).

Material	Particle size distribution
	<10 μm	10∼20 μm	20∼40 μm	40∼60 μm	>60 μm
Cement	9.05	32.31	35.12	14.15	9.37
Silica flour	25.38	39.53	23.37	8.36	3.36
BP1	21.82	42.58	21.67	9.36	4.57
BP2	18.69	30.28	27.86	14.61	8.56