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
83.081.078.073.074.095.0
49.851.558.864.479.392.1
87.090.0103.0111.0139.0206.0
0.2760.2650.2210.2100,1600.140

 

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

Dorsten
Andrea  Berger

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+49 02362 - 2005-36
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