Industry Foundry

Chemical Properties

SiO2 > 99.40 Masse - %
Al2O3 < 0.20 Masse - %
Fe2O3 < 0.05 Masse - %
CaO < 0.01 Masse - %
MgO < 0.02 Masse - %
Na2< 0.01 Masse - %
K2< 0.01 Masse - %

Physical Properties

bulk density:1.4   g/cm³
particle density:2.65 g/cm³
particle form:roundet edges
grain structure:monocrystalline
grain surface:smooth
ignition loss:< 0.1 Masse - %
scrap humidity content:< 0.3 Masse - %
sinter beginnig:1575 °C

General Survey of granulometric characteristics

This overview shows data which are determined during several years. Please see page foundry and refractory products for current data. foundry and refractory products.

Sand typS 50S 52S 60S 65S 80S 90
Particle size distributionresiduum content weight %
> 0.500 mm0.70.60.030.040.030
0.355 mm14.913.31.31.20.30.2
0.250 mm47.544.626.020.63.70.4
0.180 mm33.136.057.948.025.78.7
0.125 mm3.65.214.325.556.061.6
0.090 mm0.160.250.44.313.324.9
0.063 mm0.030.040.050.30.94.0
< 0.063 mm< 0.01< 0.01< 0.02< 0.06< 0.07< 0.2
degree of uniformity %83.081.078.073.074.095.0
fineness of grain (AFA)49.851.558.864.479.392.1
specific surface cm²/g87.090.0103.0111.0139.0206.0
average grain size [mm]0.2760.2650.2210.2100,1600.140

Please see page silica sand and quartz gravel for coarse grain sizes.

Dorsten

Andrea Berger Disposition and Freight

Photo: Andrea Berger
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