Effect of Straw Fiber Modification Methods on Compatibility between Straw Fibers and Cement-Based Materials

Table 2

Particle size distribution and fineness of cement and mineral admixtures (cumulative fraction, %).

Particle size (μm)	0.5	1.0	2.0	5.0	10.0	20.0	45.0	75.0	100.0	200.0	Fineness (m^2/kg)
Cement	0.60	4.24	7.05	17.13	36.89	65.07	97.42	100.00	—	—	389.2
Fly ash	0.33	1.92	2.93	7.93	20.23	40.23	69.65	86.05	93.77	100.00	217.4