IS 12654 : 1989 Code of practice for use of low grade gypsum in building industry

1 Scope

1.1 This standard covers the preparation and physical requirements of calcined gypsum made from low grade gypsum and itsuse in masonry mortar, internal plaster and light weight blocks.

2 References

IS 1288 :1982Methods of test for mineral gypsum

IS 2250 :1981Code of practice for preparation and useof masonry mortars

IS 2469 :1976Glossary of terms relating to gypsum

IS 2542 : Part 1 : Sec 1 to 12 Methods of test for gypsum plaster,concrete and products:Part 1 Plaster and concrete

IS 2542 : Part 2 : Sec 1 to 8 Methods of test for gypsum plaster,concrete and products:Part 2 Gypsum products

IS 3808 :1979Method of test for non-combustibility ofbuilding materials

IS 8272 :1984Specification for gypsum plaster for usein the manufacture of fibrous plasterboards