Label | Process Name | Description |
PT | Regular Cast | Cavity is located under the casting scar. |
OX | Tilt Cast | Cavity is located in one side, the other side is dense. |
WS | Void Free | The zone where the cavity is located is sawed off. |
ZWS | End Cut | Similar to WS, the cavity is almost sawed off. |
Item | unit | Properties | |||||||
AZS—33 | AZS—36 | AZS—41 | |||||||
Y | H | Y | H | Y | H | ||||
Al2O3 | % | Residual quantity | |||||||
ZrO2 | ≥ | 32 | 35 | 40 | |||||
SiO2 | ≤ | 16 | 17 | 13.5 | 14.5 | 13 | 14 | ||
Na2O | 1.5 | 1.4 | 1.3 | ||||||
Fe2O3+TiO2+CaO+MgO +Na2O+K2O+B2O3 | 2.5 | 3.0 | 2.5 | 3.0 | 2.5 | 3.0 | |||
Glass phase exudate temperature | ≥ | C | 1400 | 1080 | 1400 | 1100 | 1400 | 1150 | |
% Thermal expansion rate | 1000C | 0.8 | |||||||
1500C | 0.8 | ||||||||
Cold Crushing strength Mpa | 350 | ||||||||
Bulk density, g/cm3 | PT,QX | ≥ | kg/dm3 | 3.40 | 3.30 | 3.45 | 3.4 | 3.55 | 3.50 |