|
AR / SP / 33%
ZrO2+HfO2(min) |
Fe2O3(max) |
SiO2(max) |
Na2O(max) |
TiO2(max) |
SO4(max) |
33% |
0.01% |
0.01% |
0.1% |
0.001% |
50-60% |