Chemical composition: Al2O3≥75%Fe2O3<2%TiO2≤3.8%SiO2>14%
Refractoriness: >1800
Thermal expansion: <0.13%heated at 1000 for 10 minutes
Thermal conductivity: (1200)5.72W/M.K
PH: 78
Bulk density: 1.952.05g/cm3
Angle factor; <1.1
Shape: ball-shaped
Size: 6 720 mesh (dia.: 0.053 3.35mm, grade as per users request)