Refractory composition

Details Refractory composition Refractory composition

1991-05-23

1993-06-08

Group, Karl

Compositions: ceramic

Ceramic compositions

Pore-forming

501108, 501111, 501116, 266280, 106 3827, C04B 3502

Patent

active

052179290

ABSTRACT:
A foamable lining composition to be used as an expendable lining over a permanent refractory lining in a molten metal handling vessel, e.g. a tundish, comprises a particulate refractory filler material, a binder, a foaming agent and water. Calcined magnesite is the preferred refractory filler material and the binder is preferably an acid phosphate or acid sulphate. The water is included in the composition in an amount of from 5 to 15 per cent by weight.

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