Utilization of Construction Waste Composite Powder Materials as Cementitious Materials in Small-Scale Prefabricated Concrete

Table 6

The results of MIP test of C25 and C30.

	Total void area/m^2/g	The average pore diameter/nm	The median pore diameter/μm		Porosity/%
			Volume	Area
C25-0%	1.725	53.5	175.0	14.0	5.9580
C25-30%	7.910	34.3	73.0	13.3	14.6624
C30-0%	5.059	52.6	96.2	26.7	14.8215
C30-30%	4.931	39.4	81.9	14.7	9.0298
Pore size distribution/%
	<20 nm	20~50 nm	50~100 nm	100~200 nm	>200 nm
C25-0%	12.46	12.17	12.62	14.53	48.22
C25-30%	19.33	19.48	21.29	13.83	26.07
C30-0%	9.07	20.7	19.73	26.31	24.2
C30-30%	16.55	17.64	21.27	13.41	31.12