IS 7297 : 1974 Olivine sand and flour for use in steel foundries

1 Scope

1.1 This standard covers the requirements for olivine sand andflour for use in steel foundries.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 1387 : 1967General requirements for the Supply of metallurgicalmaterials

IS 1526 : 1960 Sizesand shapes for firebricks (230 mm series)

IS 1811 : 1961Methods of sampling foundry sands

IS 1918 : 1966Methods of physical tests for foundry sands