Table 2: The quality control limits of fine and coarse aggregate in comparison with KS(Korea) and ASTM(USA).
Country\Test South Korea (Korea Standard) USA (ASTM)
Coarse aggregates Fine aggregates Coarse aggregates Fine aggregates
Density (g/cm3) 2.5 2.5 2.6
Absorption (%) 3.0 5.0
Bulk density (kg/m3) 1,250 - 1,250 -
Clay lumps and friable particles (%) 5.0 3.0 2.0 1.0
Materials finer than 75μm (%) 1.0 3.0 1.0 3.0
Soundness (%) 12 10 18 15
Los Angels abrasion (%) 40 - 50 -
Chloride content (%) 0.3kg/m3 0.04-0.1N 0.06-0.2N
Organic impurities (%) 1.5 5.0 1.5 5.0