View Notes - mod3.ppt from CEE 31469 at Hong Kong Polytechnic University. Presentation Layout General classification of aggregates Mechanical properties of aggregates - Bond - Strength Introduction • Aggregate is an inert, inexpensive, mostly inorganic and granular material dispersed throughout the cement paste so as to produce a large volume of concrete.

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Get PriceAggregate crushing value test on coarse aggregates gives a relative measure of the resistance of an aggregate crushing under gradually applied compressive load. Coarse aggregate crushing value is the percentage by weight of the crushed material obtained when test aggregates are subjected to a specified load under standardized conditions.

Get PriceA test is standardized by IS:2386 part-IV and used to determine the crushing strength of aggregates. The aggregate crushing value provides a relative measure of resistance to crushing under gradually applied crushing load. The test consists of subjecting the1).

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Get PriceSignificance of Aggregate Crushing Value Test. The crushing value test is conducted on aggregates that are used for the construction of roads. Lower crushing value aggregates give much more durability for roads due to its lower crushed fraction under the compression load. The road is subjected to motion pressure continuously.

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Get PriceAggregate Crushing Value Test – Department of Civil Engineering . Aggregate Crushing Value Test INTRODUCTION . The strength of coarse aggregates is assessed by aggregates crushing test.Aggregate Crushing Value This test helps to determine the aggregate crushing value of coarse aggregates as per IS: . and test for compressive strength, will give a higher MPa value.

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Get PriceThe apparatus of the aggregate crushing value test as per IS: 2386 (Part IV) – 1963 consists of: 1) A 15cm diameter open ended steel cylinder with plunger and base plate, of the general form and dimensions as shown in Fig 1. ...

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Get PriceAGGREGATE 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

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