ALSTONE FL 70
A 70% alumina, ultra-low cement, self-flow castable for use in contact
with molten aluminum
| WEIGHT REQUIRED FOR CONSTRUCTION: |
EMPTY |
170 lb/ft3 |
| SERVICE TEMPERATURE RANGE: |
EMPTY |
3000F |
| RECOMMENDED WATER RANGE: |
EMPTY |
5.4% - 6.4% |
HOT MODULAS OF RUPTURE
(ASTM C 583) |
| | | | | | | | | |
| | | | | | | | | |
COLD CRUSHING STRENGTH
(ASTM C 133) |
|---|
| °F | psi |
| °F | psi |
|---|
| 1500 | 3400 - 4100 |
|
1500 | 23000 - 26000 |
| 2000 | 1700 - 2100 |
|
2000 | 34000 - 41000 |
| 2500 | 1600 - 1800 |
|
| |
THERMAL CONDUCTIVITY
(ASTM C 1113) |
| | | | | | | | | |
| | | | | | | | | |
ABRASION LOSS
(ASTM C 704) |
|---|
| Mean Temp °F | Btu-in/hr-ft2-°F |
|
°F | Loss, cc |
|---|
| 1500 | 8.1 |
|
| |
| 2000 | 8.5 |
|
| |
| 2500 | 8.7 |
|
| |
POROSITY
(ASTM C 20) |
| | | | | | | | | |
| | | | | | | | | |
BULK DENSITY
(ASTM C 20) |
|---|
| °F | % |
|
°F | Lb/ft3 |
|---|
| 1500 | 14 - 19 |
|
1500 | 166 - 170 |
| 2000 | 14 - 19 |
|
2000 | 164 - 169 |
| |
|
| |
| Al2O3 | SiO2 |
2O3 | CaO |
MgO | TiO2 |
Other | Alkali |
|---|
| 69.21 | 25.65 | 0.78 | 0.42 |
0.09 | 1.43 | 2.16 | 0.26 |
ISSUED: 04-01
REVISED:
