Description | STD Paper | HA Paper | HZ Paper |
Chemical Composition(%) | |||
Al2O3 | 47 | ≥52 | ≥34 |
SiO2 | ≥52 | ≥47 | ≥50 |
ZrO2 | -- | -- | ≥15 |
Fe2O3 | 5 | ≤0.5 | ≤0.5 |
Na2O | -- | ≤0.2 | ≤0.2 |
Tensile Strength(MPa) | ≥0.3 | ≥0.3 | ≥0.3 |
Water Content(%) | ≤2 | ||
Loss of Ignition(%) | ≤10 | ||
Organic Content(%) | ≤9 | ≤8 | ≤8 |
Density (Kg/m3) | 190~250 |