Medium weight abrasion-resistant castable

Details Medium weight abrasion-resistant castable Medium weight abrasion-resistant castable

1984-06-21

1987-08-18

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Refractory

501124, 501119, 501128, 501155, 106104, C04B 3544, C04B 3502

Patent

active

046877525

ABSTRACT:
A medium weight abrasion-resistant castable for use as a refractory lining having a bulk density of no greater than 130 lbs/cu ft, and abrasion loss of no greater than about 25 cc and a thermal conductivity of no greater than 5.5 BTU/hr/ft.sup.2 /in/.degree.F. includes a coarse aggregate of cordierite. The composition also includes an intermediate sized aggregate of calcined kaolin or calcined flint and a finer sized aggregate of calcined kaolin or calcined flint, fly ash cenospheres, clay, fume silica, and cement.

REFERENCES:
patent: 2880098 (1959-03-01), Jones
patent: 3181959 (1965-05-01), Raine et al.
patent: 3790394 (1974-02-01), Magnan
patent: 4149899 (1979-04-01), Crookston
Harbison-Walker Refractory Co., Modern Refractory Practice, pp. 44, 154-155, 163-167, 1961.
Towa Castables-Interoffice Correspondence.

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