Silicon Dioxide NL-300A

Chemistry character: Precipitation analysis Silicon Dioxide
General character: Especial Silicon Dioxide based on gel chromatography, high surface area. Good rigidity, stronge dispersity, good refractive index, as matting powder in top grade paintings and coatings industries, which it has better effect.


Application: paintings,coatings
Item                                     value
Appearance                               very  fine  powder          
Loss on drying    105C 2h %             4.0-6.0
Ignition loss    1000C  %               5-6
PH value                                 6.5-7.5
BET  speciflc surface area  m2/gBET      ¡Ý300
DBP absorption value   cm3/gDBP          ¡Ý3.2
SiO2%                                    ¡Ý98.0%
Average particle ¦Ìm                      3