Objective For determination of efflorescence of bricks Reference Standards IS: 3495 – Part(3)-1992 Equipment & Apparatus Oven (3000c) Procedure A shallow flat bottom dish containing sufficient distilled water to completely saturate the specimens is used for the test. The ends of the bricks are placed in the dish, the depth of immersion in water being … Read more
Objective For determination of water absorption of bricks Reference Standards IS : 3495 (Part-2)-1992,RA 2011 Equipment & Apparatus Balance (0-10 kg) Procedure The specimen is dried in a ventilated oven at a temperature of 105 to 1150C; till it attains substantially constant mass. The specimen is cooled to room temperature and its weight is recorded … Read more
Objective For determination of specific gravity & water absorption of aggregates. Reference Standards IS : 2386 (Part 3) – 1963 – Method of test for aggregates for concrete (Part I) Particle size and shape. Equipment & Apparatus Wire basket Oven (3000c) Container for filling water and suspending the basket An air tight container Balance[0-10 kg] … Read more
Objective For determination of angularity number of coarse aggregates. Reference Standards IS: 2386 (Part I) – 1963 – Method of test for aggregates for concrete (Part I) Particle size and shape. Equipment & Apparatus Balance (0-10kg) Sieves (20,16,12.5,10,6.3,4.75mm) Metal cylinder Tamping rod Scoop Test Sample Preparation The test sample consist of aggregate retained between the … Read more
Objective For determination of particle size distribution of fine, coarse and all-in-aggregates by sieving. Reference Standard IS : 2386 (Part I) – 1963 – Method of test for aggregates for concrete (Part I) Particle size and shape. Equipment & Apparatus Balance (0-10kg) Sieves Oven Test Sample Preparation The sample is prepared from the larger sample … Read more
Objective For determination of the quantity of material finer than 75 micron IS sieve in aggregates by washing. Reference Standards IS : 2386 (Part I) – 1963 – Method of test for aggregates for concrete (Part I) Particle size and shape. Equipment & Apparatus Balance (0-10 kg) Sieves (1.18 mm,75 micron) Oven (3000c) Container Preparation … Read more
Objective For determination of flakiness index of coarse aggregate, where the size of the coarse aggregate are larger than 6.3mm . Reference Standards IS : 2386 (Part I) – 1963 – Method of test for aggregates for concrete (Part I) Particle size and shape. Equipment & Apparatus Thickness gauge Sieves [63, 50, 40, 31.5, 25, … Read more
Objective For determination of elongation index of coarse aggregate, where the size of the coarse aggregate are larger than 6.3 mm. Reference Standards IS: 2386 (Part I) – 1963 – Method of test for aggregates for concrete (Part I) Particle size and shape. Equipment & Apparatus Length gauge Sieves (63mm,50mm,40mm,31.5mm,25mm,20mm,16mm,12.5mm,10mm) Balance (0-10kg) Oven (3000c) Test … Read more
Objective For determination of the aggregates 10% fines value of coarse aggregate, which passes 12.5 mm. IS sieve and retained on 10 mm IS sieve Reference Standards IS : 2386 (Part IV)-1963 Methods of test for aggregate for concrete Part IV Mechanical Properties. Equipment & Apparatus Steel cylinder Sieves (12.5mm,10mm) Cylindrical metal measure Tamping Rod … Read more
Objective For determination of the aggregate abrasion value of coarse aggregate. Reference Standards IS: 2386 (Part IV)-1963 Methods of test for aggregate for concrete Part IV Mechanical Properties. Equipment & Apparatus Los Angeles machines Sieves (1.70mm) Cylindrical metal measure Tamping Rod Balance (0-10kg) Oven (3000c) Preparation sample Test sample is dried in oven for a … Read more
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