Hardness

9 mohs

Grain shape

angular

Melting point

approx. 2250°C

The maximum temperature

approx.1900°C

Specific gravity

approx. 3.9–4.1 g/cm3

Bulk density

(depending on grain size)

approx. 1.53–1.99 g/cm3

Real density

approx. 3.90 g/cm3

Al2O3

95.20%

TiO2

2.45%

Fe2O3

0.4%

CaO

0.30%

SiO2

1.20%

0-1mm、1-3mm、3-5mm、5-8mm

Fines:100-0、200-0、320-0

Other grain sizes can be customized and produced according to customer requirements.