Experimental Research on High Temperature Resistance of Modified Lightweight Concrete after Exposure to Elevated Temperatures

Table 2

Physical properties of coarse aggregates.

Aggregate type	Bulk density (kg/m^3)	1 h water absorption: %	Cylinder compressive strength (MPa)	Crushing value (2.5 mm): %
LS	1430	0.5	16.57	7.8
LWA	407	14.5	3.07	47.5
PLWA	410	10.8	2.74	/
GLWA	485	9.2	3.19	/