Filler / surcharges SILIGRAN®
SILIGRAN® is natural silica sand or quartz gravel, which is multi washed, dried and sieved into different gradings between 0.063 - 16 mm.
Characteristics
- free of organic impurities
- accurate classifying
- always constant grading curve
- apparent grain density 2.65 g/cm³
- bulk density (depending on granulation): 1.4 - 1.6 g/cm³
- Hardness 7 (Mohs scale)
- SiO2 grades: 96 - 99.5 masses %
- Residual moisture content:
< 0.3 masses %
Application range
Filler: for coatings, lacquers and colours, adhesives, joint compounds and surfacers
Blasting grit: for polishing, sanding and blasting with water or mineral undergrounds
Addition: for ready-mixed mortar, screeds and finery
Available granulations
see product link SILIGRAN