Procedure of Aggregate Impact value test The test sample normally aggregates sized 100 mm to 125 mm the aggregates should be dried by heating at 100110 0C for a period of 4 hours and cooled Sieve the material through 125mm and 100 mm IS sieves The aggregates passing through 125 mm sieve comprises the test material... As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.
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The aggregate impact value test is done to test the compressive strength of aggregate when sudden and immediate impact force acted on it It is expressed in percentage It should be less for high impact bearing aggregate for pavement In this post I will show you the details of the aggregate impact value test
GENERAL TEST PROCEDURE OF IMPACT TEST ON AGGREGATE The general test procedure of the aggregate impact value test is briefly described below OBJECTIVE 1 To assess the suitability of the aggregate to be used in the highway pavement 2 To determine the aggregate impact value APPARATUS REQUIRED 1 An impact testing machine weighing between 45kgs to 60 kgs with a
Read More AGGREGATE CRUSHING VALUE TEST – PROCEDURE AND RESULT Objective This method of test used to measure the impact value of aggregate use in the construction of Highway pavement and concrete structure ReferenceIS 2386 Part 4 – 1963 Apparatus
Step 1 – First the aggregate sample sieve through 125mm sieve and collect it which is retained in 10mm sieve Step 2 – Now the sample should be dried through the oven up to 4 hours at 100 deg to 110 deg Step 3 – Then the aggregate sample should be filled in the metal cup by 3 layers
AGGREGATE IMPACT VALUE TEST Object of the Experiment To evaluate the toughness of a stone ie the resistance of the aggregates to fracture under repeated impacts is called Impact Test This test is done to determine the aggregate impact value of coarse aggregate as per IS 2386 PartIV 1993
Jan 09 2018 · Aggregate Impact Value Test AIV test is conducted to determine the Aggregate Impact Value of Coarse aggregate The aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact which in some aggregates differs from Its resistance to a slow compression load
Aggregate impact value The value of aggregate impact test W1W2100 The value of aggregate impact test should not be more than 45 by weight of aggregates used for concrete other than wearing surface An impact value 35 is permissible for the bituminous macadam Maximum permissible impact value for the water bound macadam is 40
The aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact which in some aggregates differs from its resistance to a slow compressive load tus Required Fig 1 Balance Balance should be accurate upto 1 g Fig 2 Sieves Seives required are 125 100 and 236 mm Fig 3 Impact
The aggregate impact value is a measure of resistance to sudden impact or shock which may differ from its resistance to gradually applied compressive load Procedure of Aggregate Impact Test The test sample consists of aggregates sized 100 mm 125 mm Aggregates may be dried by heating at 100110° C for a period of 4 hours and cooled