Influence of the addition of amorphous and crystalline silica …
The finely ground quartz sand (QS) was obtained by grinding a Brazilian standard sand n° 100 (150 μm) in a planetary mill with a pot and spheres of zirconia (300 rpm for 120 min). The BET specific surface areas of MK, RHA, and QS were 20.0 m 2 /g, 7.9 m 2 /g, and 2.5 m 2 /g, respectively.
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