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Chemical composition and physical properties of our raw materials

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ULMER WEISS

JURAPERLE

CRISCARB

CaCO3

99.2 %

98.1 %

95.5 %

MgCO3

0.4 %

0.9 %

3.0 %

Fe2O3

0.035 %

0.08 %

0.08 %

Al2O3

0.1 %

0.35 %

0.06 %

SiO2

0.25 %

0.55 %

0.8 %

Density (DIN EN ISO 787-10)

2.7 g/ml

2.7 g/ml

2.7 g/ml

Hardness (Mohs)

3

3

3

Refracive Index (Fillers)

1.59

1.59

1.59

Bulk density (Granules)

1.3-1.5 t/m3

1.3-1.5 t/m3

 

The above data are average values from numerous measurements, published without legal commitment.

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Füllstoffe und Körnungen aus Calciumcarbonat, Kalkstein / Limestone, CaCO3 Calcium carbonate fillers, granules and extenders