Thạch Anh

>10cm

≤ 1cm

D­50 4.5 ± 0.3 µm; D97  26 ± 3µm (600mesh)

D­50 3.7 ± 0.3 µm; D97 21 ± 3 µm (625mesh)

 D­50 2.7 ± 0.3 µm; D97  15 ± 3 µm (1000mesh)

D­50 2 ± 0.3 µm; D97 12 ± 3 µm (1200mesh)

D­50 1.5 ± 0.3 µm; D97  8 ± 3 µm (1750mesh)

D­50 3.7 ± 0.3 µm; D97 21 ± 3 µm (625mesh)

D­50 2.7 ± 0.3 µm; D97  15 ± 3 µm (1000mesh)

D¬50 2 ± 0.3 µm; D97 12 ± 3 µm (1200mesh)

D­50 0.58 ± 0.02 µm;  D68 2 ± 0.2 µm; D97: 1.8 ± 0.1 µm Particle size distribution under 2micron: 97 ± 1%

D­50 1.2 ± 0.3 µm;  D68 2 ± 1 µm; D97: 8.7 ± 0.3 µm Particle size distribution under 2micron: 64 ± 1%