Ceramsite – Technical Specification

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Thermal expansion :

Type de sable

Dilatation thermique linéaire [10-6·K-1]

20 – 300ºC

20 – 600ºC

20 – 800ºC

Silice

14.0

23.0

17.0

Chromite

7.1

7.5

7.5

Zircon

3.4

4.1

4.5

Cerabeads

3.5

4.0

4.3

Bauxite

7.1

7.3

7.2

Composition :

Al2O378-85%
SiO28-12%
Fe2O33.5% (max)
TiO23.5% (max)
Refractoriness1850C (3362F)
Angle Coefficient1.1 (max)
Thermal Expansion (at 100°C)0.15
Thermal Conductivity0.196 W/m.K
Specific Heat873 J/kg
Bulk Density1.9-2.2 g/cm3
pH Value7.65
ShapeSolid Sphere
Binder Content Required3-4%
Crushability112