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Calculation of Aggregate Crushing Value. The crushing value of aggregates is measured in the ratio between the crushed aggregates, obtained from the IS sieve 2.36mm and the weight of the dried aggregate sample. At least three samples should be tested from the same batch and average value May 27, 2020 Purpose. The crushing value of an aggregate indicates its resistance against crushing under gradually applied compressive loads. The standard aggregate crushing test is made on aggregate passing 12.5mm IS sieve and retained on 10 May 17, 2019 Concept and significance of the Aggregate crushing value test. The ‘ aggregate crushing value test ` gives a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. Aggregate crushing value 1) To determine the aggregate crushing value of coarse aggregates 2) To assess suitability of aggregates for use in different types of road pavement 2. PRINCIPLE The aggregate crushing value gives a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. Crushing value is a AGGREGATE CRUSHING VALUE This test helps to determine the aggregate crushing value of coarse aggregates as per IS: 2386 (Part IV) 1963. The apparatus used is Cylindrical measure and plunger, Compression testing machine, IS Sieves of sizes 12.5mm, 10mm and 2.36mm Aggregate Crushing Value Civil Engineering Portal. This test helps to determine the aggregate crushing value of coarse aggregates as per IS: i want to know the importance of impact value of coarse aggregate. The AIV is normally about 105 per cent of the Aggregate Crushing Value and itcan be used for the same purpose. For weak Objective: 1. Determine the aggregate crushing value of coarse aggregate. 2. Assess suitability of coarse aggregates for use in different types of road. Theory: The “aggregate crushing value” give a relative measure of the resistance of an aggregate to crushing under Oct 16, 2017 Purpose : To determine the crushing value of aggregates. Significance : The aggregate crushing value gives relative measure of the resistance to crush under a gradually applied compressive load. Definition : It is defined as the ratio of the weight of fines to the total sample weight Aggregate Impact Value test. Dec 30 2018 0183 32 Lower the aggregate crushing value greater will be the resistance to to sudden shock or impact toughness pupose of Aggregate Impact Value test purpose of impact test Test on aggregate what is impact testing why Aggregate Impact Value test is done why do we need to perform Aggregate Impact Value test...
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