Pulverulent compositions and refractory article obtained with sa

Details Pulverulent compositions and refractory article obtained with sa Pulverulent compositions and refractory article obtained with sa

1980-11-18

1982-08-24

Poer, James

Compositions: ceramic

Ceramic compositions

Refractory

501124, 501133, C04B 3502

Patent

active

043461778

ABSTRACT:
A pulverulent composition for admixture with a refractory aggregate and water to provide refractory articles, including bricks for the construction of thermal enclosures, comprises as a first portion, 70-96% by weight of silica, either vitreous or amorphous, of which the particles have a diameter lower than 1 .mu.m; as a second portion, 4-30% by weight of a compound capable of supplying 1-20% by weight of alkaline earth oxide; and as a third portion, 0.5-3% by weight of a fluidizing or dispersing agent.

REFERENCES:
patent: 3802894 (1974-04-01), Prost et al.
patent: 4102695 (1978-07-01), Claverie

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