To determine the Aggregate Impact Value (AIV) of aggregates which provides a relative measure of the resistance of an aggregate to sudden shock or impact The counter fitted to the machine automatically records the number of blows delivered to the sample.
Get PriceTest specification: BS 882: 1992 Sampling certificate: Enclosed Others: Not enclosed Details of test sample: Country or region: , Aggregate Impact Value AG-007 AG-008 Min mass required for 20mm agg (kg) AG-002 5 10 AG-012--
9/1/2018· 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.
Get PriceThe above test is repeated on fresh aggregate sampleCalculation The aggregate impact value is expressed as the percentage of the fines formed in terms of the totalweight of the sample Let the original weight of the oven dry sample be WI g and the weight of fraction passing 236 mmI~ sieve be W 2 g.
Get PriceProcedure of Aggregate Impact value test The test sample: normally aggregates sized 100 mm to 125 mm the aggregates should be dried by heating at 100-110 0C for a period of 4 hours and cooled Sieve the material through 125mm and 100 mm IS siev.
Get PriceThe above test is repeated on fresh aggregate sampleCalculation The aggregate impact value is expressed as the percentage of the fines formed in terms of the totalweight of the sample Let the original weight of the oven dry sample be WI g and the weight of fraction passing 236 mmI~ sieve be W 2 g.
Get PriceThe above test is repeated on fresh aggregate sampleCalculation The aggregate impact value is expressed as the percentage of the fines formed in terms of the totalweight of the sample Let the original weight of the oven dry sample be WI g and the weight of fraction passing 236 mmI~ sieve be W 2 g.
Get Price16/7/2014· Aggregate impact value test gives an indication of aggregate’s toughness property (ie property of a material to resist impact) Aggregate impact values are used to classify the stone aggregates with respect to toughness property as given below Aggregate impact value (%) Toughness Properties <10 Exceptionally tough / Strong 10
The aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact, which in some aggregate differs from its resistance to a slow compressive load The test sample consists of aggregate the whole of which passes a.
Get PriceSize Coarse Aggregate by Abrasion and Impact in the Los Angeles Machine, copyright ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428 A copy of the complete ASTM.
Get PriceScope: This Part of BS 812 describes methods for the determination of the aggregate impact value (AIV) which gives a relative measure of the resistance of an aggregate to sudden shock or impact Two procedures are described, one in which the aggregate is.
Get PriceBS 812-112:1990 Testing aggregat Method for determination of aggregate impact value (AIV) (AMD 8772) (Superseded but remains current) Publication Year.
Get PriceFor aggregate impact value test, the sample of the aggregate is placed in a cylindrical container where a standard hammer falling 15 times under its own weight The impact value is determined as a percentage passing on 236mm size.
Get PriceAggregate crushing value test provides the resistance of an aggregate sample to crushing under gradually applied compressive load Generally, the test is conducted on aggregate passing 125 mm and retained on 10 mm sieve.
Get PriceThis European Standard specifies procedures for the determination of the resistance of coarse aggregate to fragmentation Two methods are defined: a) the Los Angeles test (reference method) b) the impact test (alternative method) The impact test can be used as.
Get PriceThe aggregate passing 125mm IS sieve and retained on 10mm IS sieve is selected for standard test The aggregate should be in surface dry condition before testing The aggregate may be dried by heating at a temperature 100 0 C to 110 0 C for a period of 4 hours and is.
Get PriceBS 812-112:1990 Testing aggregat Method for determination of aggregate impact value (AIV) (AMD 8772) (Superseded but remains current) Publication Year.
Get PriceTo check that Aggregate impact value test is performed If the AIV is greater than 30 that aggregate is not suitable for the work Procedure Sample of aggregate passing 14mm sieve and retain on 10 mm sieve was taken Put into a metal tray and compacted by.
Get PriceScope: This Part of BS 812 describes methods for the determination of the aggregate impact value (AIV) which gives a relative measure of the resistance of an aggregate to sudden shock or impact Principle A test specimen is compacted, in a.
Get PriceThe 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 o f Aggregate Impact Test The test sample consists of aggregates sized 100 mm 125 mm Aggregates may be dried by heating at 100-110° C for a period of 4 hours and cooled.
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Get PriceBS 812-112:1990 Testing aggregat Method for determination of aggregate impact value (AIV) (AMD 8772) (Superseded but remains current) Publication Year.
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