High alumina ramming mixes

ALURAM SW & 80

High alumina semi-dry refractory ramming mixes. These products are supplied in a semi-dry condition with a moisture content of approximately 3% for installation by pneumatic or vibration methods although they can be hand rammed. Due to the low moisture content a very dense material can be achieved with very little shrinkage.

Examples of Applications: Used in steel works as a nozzle ram in teeming ladles and launders, also as a safety lining in the bottom of ladles behind bricks.

Product

Maximum Service Temperature

Bonding

Chemical Analysis (%)

Al2O3

Si2O3

Fe2O3

ALURAM 80

1750°C /3180°F

Chemical

75.0

20.0

2.0

ALURAM SW

1750°C /3180°F

Ceramic

82.7

12.8

1.5