Study on Damage of the OGFC Mixture Based on Characteristics of Void Distribution

Table 2

Properties of fine aggregate.

Test items	Test method	Unit	Normative value	Measured value
Sand equivalent	T0334	%	≥50	63.9
Angularity	T0345	s	≥30	36.1
Apparent density	T0328	g·cm-3	≥2.450	2.771
Methylene blue value	T0349	g·kg	—	20
Mud content(<0.075 mm)	T0333	%	<5.0	2.79
Robustness (>0.3 mm)	T0340	%	—	12.0