IS 484 : 1980 Specification for Silica Refractories for General Purposes

1 Scope

1.1 This standard is intended to cover the requirements forsilica refractory bricks and shapes, for general purposes. Itrelates only to burnt silica refractories.

2 References

IS 2 :1960Rules for rounding off numerical values

IS 1335 :1959Methods for the direct determination of aluminain refractory materials

IS 1387 :1967General requirements for the supply ofmetallurgical materials

IS 1527 :1972Methods of chemical analysis of high silicarefractory materials

IS 1528 : Part I :1974 Determination of pyrometric coneequivalents(PCE) or softening point

IS 4812 :1972Specification for silica refractories for cokeoven