SOFTENING POINT OF BITUMEN (IS:1205:1978)

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Objective For determination of softening point of a given bitumen.  Reference Standards IS : 1205-1978-Indian standard methods for testing tar and bituminious materials (Determination of softening point) Equipment & Apparatus   Ring and Ball apparatus,  Steel balls  Brass rings  Ball guide    Support  Thermometer  Bath with stirrer  Procedure Sample material is heated to a temperature between … Read more

DUCTILITY VALUE OF BITUMEN (IS:1208-1978)

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Objective For determination of ductility of distillation residue a  given bitumen.  Reference Standard IS : 1208-1978- Indian standard methods for testing tar and bituminous materials (Determination of ductility) Equipment & Apparatus Briquette mould, Ductility machine with water bath and a pulling device A putty knife Thermometer  Procedure The bitumen sample is maintained to a pouring … Read more

PENETRATION VALUE OF BITUMEN (IS:1203-1978)

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Objective To determinate the penetration of bitumen. Reference Standard IS : 1203-1978-Indian standard methods for testing tar and bituminious materials (Determination of penetration)  Equipment & Apparatus Container Needle Stop watch Water bath Penetration apparatus Thermometer                               Procedure  The bitumen is softened to a paving consistency between 750 C and 1000C above the approximate temp … Read more

DRYING SHRINKAGE OF POZZOLANIC MATERIALS (IS:1727-1967)

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Objective For determination of Drying shrinkage of Pozzolanic materials.  Reference standards IS : 1727- 1967 Methods of test for Pozzolanic : Determination of Drying shrinkage in pozzolana-cement mortar. Equipment & Apparatus Scale Trowel Length Comparator Flow Table  Procedure The moulds shall be thinly covered with mineral oil; after this operation the stainless steel or non-corroding metal … Read more

COMPRESSIVE STRENGTH OF BUILDING LIME (IS:6932-Part 8-1973)

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Objective For determination compressive strength of building lime.  Reference Standards IS: 6932(Part VII)-Method of tests for Building Limes (Determination of compressive and transverse strengths). Equipment & Apparatus Oven (3000C) Compression testing machine  Test Sample Preparation 500 gm of lime is mixed with 60 to 65 % of water for 5 minutes and then the resulting … Read more

DETERMINATION OF SOUNDNESS OF BUILDING LIME BY LE-CHATELIER METHOD (IS:6932-Part 9-1973)

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Objective For determination of soundness of Build lime by Le-chatelier method  Reference Standards IS : 6932(Part IX)-1973-Method of tests for Building Lime (Determination of soundness). Equipment & Apparatus Le-Chatelier apparatus Steam boiler  Preparation of sample A suitable amount of hydrated lime is mixed with on third its mass of Portland cement and 4 times its … Read more

SETTING TIME OF BUILDING LIME (IS:6932-Part 11-1983)

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Objective For determination of setting time of hydrated lime.  Reference Standards IS: 6932(Part 11)-1983-Method of tests for Building Lime (Determination of setting time of hydrated lime) Equipment & Apparatus Balance Burette (50 ml) Enamel tray Vicat apparatus  Preparation of sample Lime putty is prepared by thoroughly mixing the 500 gm hydrated lime with an equal … Read more

CONSISTENCY OF BUILDING LIME (IS:6932-Part 8-1973)

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Objective For determination of Consistency of hydrated lime.  Reference Standards IS: 6932(Part 8)-1973-Method of tests for Building Lime (Determination of Consistency of hydrated lime) Equipment & Apparatus Balance Burette (50 ml) Enamel tray Flow table  Preparation of sample Lime putty is prepared by thoroughly mixing the 500 gm hydrated lime with an equal mass of … Read more

FINENESS OF BUILDING LIME BY DRY SIEVING METHOD (IS:6932-Part 4-1973)

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Objective Determination of Fineness of Building Lime by Dry sieving. Reference Standards IS: 6932(Part IV)-1973-(Methods of tests for Building Lime (Determination of Fineness of Hydrated Lime) Equipment & Apparatus Sieves Oven Balance  Preparation sample Test sample is dried in oven for a period of four hours at a       temperature of 1000to 1100C.  Procedure Sieves specified … Read more

RELATIVE DENSITY OF CHEMICAL ADMIXTURE (IS:9103 -1999)

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Objective For determination of relative density of liquid admixture.  Reference Standards IS : 9103-1999 – Concrete admixtures specification Equipment & Apparatus Constant temperature bath Hydrometer Measuring cylinder(500 ml)  Procedure About 400 ml of admixture is placed in a 500 ml graduated cylinder. The hydrometer is inserted into the cylinder. When it has reached the equilibrium … Read more