Aggregate crushing value and its test procedure one of the test in which concrete material can fail is due to crushing under compressive stress aggregate crushing test is standardized by is 2386 partiv and used to verify the crushing strength of aggregate,Aggregate crushing value test report.
Chat OnlineHigh and New Industrial Zone, Kexue Revenue, High and New Technology Industrial Development Zone, Zhengzhou, China
Get Latest PriceFeb 08 2012 aggregate impact and crushing test country material requirements uk structural pc concrete 10 fines force l00kn other pc concrete 10 fines force 50kn road bases 10 fines force 50kn bituminous surfacing bsi abrasion test nz pc concrete 10 fines force 130kn road bases 10 fines force 130kn sealing chips 10 fines force 230kn asphalt
More DetailsAggregate crushing value test is 2386part 4 quality of pavement aggregate possessing low aggregate crushing value to determine the aggregate crushing value by compressive testing machine results the mean of the crushing value obtained in the two tests is reported as the
More DetailsAggregate to crushing under a gradually applied compressive load crushing value is a measure of the strength of the aggregate the aggregates should therefore have minimum crushing value 3 apparatus the apparatus of the aggregate crushing value test
More DetailsProcedure aggregate impact value aggregate impact value the cup shall be fixed firmly in position on the base of the machine and the whole of the test sample will be placed in it and compacted by a single tamping of 25 strokes of the tamping rod the hammer shall be raised until its lower face is 15 in
More DetailsAggregate crushing value test is 2386part 4 quality of pavement aggregate possessing low aggregate crushing value to determine the aggregate crushing value by compressive testing machine results the mean of the crushing value obtained in the two tests is reported as the
More DetailsAggregate crushing value this test helps to determine the aggregate crushing value of coarse aggregates as per is 2386 part iv 1963 i the aggregates passing through 125mm and retained on 10mm is sieve are ovendried at a temperature of 100 to 110oc for 3 to 4hrs
More DetailsSep 12 2015 then crushed aggregates are then sieved through 236 mm sieve and weight of passing material w2 is expressed as percentage of the weight of the total sample w1 which is the aggregate crushing value aggregate crushing value w1w2100 a value less than 10 signifies an exceptionally strong aggregate while above 35 would normally be regarded as weak aggregates also read
More DetailsApr 23 2019 aggregate impact value test aiv is code is code for determination of aggregate impact value aiv test is 2386 part 4 precautions before proceeding the impact value test machine and its components must be clean check the falling height of metal hammer in impact value testing machine it shall be 380 5 mm which means 375 mm to 385 mm
More DetailsAggregate crushing value this test helps to determine the aggregate crushing value of coarse aggregates as per is 2386 part iv ation the aggregate crushing value provides a relative measure of the
More DetailsApparatus for aggregate impact test the apparatus as per is 2386 part iv 1963 consists of i a testing machine weighing 45 to 60 kg and having a metal base with a painted lower surface of not less than 30 cm in diameter it is supported on level and plane concrete floor of minimum 45 cm thickness
More DetailsThe aggregate crushing value acv provides relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load two versions available 150 standard and 75 mm dia the apparatus comprehend cylinder plunger base plate tamping rod and measure
More DetailsAggregates crushing value test according to bs 812110 the method is applicable to aggregates passing a 140 mm test sieve and retained on a 100 mm test sieve an aggregate specimen is compacted into a steel cylinder fitted with a nofriction plunger the specimen is
More DetailsProcedure aggregate impact value aggregate impact value the cup shall be fixed firmly in position on the base of the machine and the whole of the test sample will be placed in it and compacted by a single tamping of 25 strokes of the tamping rod the hammer shall be raised until its lower face is 15 in
More DetailsAggregate crushing value and its test procedure one of the test in which concrete material can fail is due to crushing under compressive stress aggregate crushing test is standardized by is 2386 partiv and used to verify the crushing strength of aggregates the aggregates should be oven dried which can passes through 125mm and retained on 10mm sieve
More DetailsApparatus for aggregate impact test the apparatus as per is 2386 part iv 1963 consists of i a testing machine weighing 45 to 60 kg and having a metal base with a painted lower surface of not less than 30 cm in diameter it is supported on level and plane concrete floor of minimum 45 cm thickness
More DetailsImpact and crushing value aggregate crushing value acv sets uta0630 aggregate crushing value acv set 150 mm bs uta0640 aggregate crushing value acv set 75 mm bs the aggregate crushing value acv test set measures how resistant an aggregate is when being crushed under a gradually applied compressive load
More DetailsThe aggregate crushing value acv of an aggregate is the mass of material expressed as a percentage of the test sample which is crushed finer than a 236 mm sieve when a sample of aggregate passing the 132 mm and retained on the 950 mm sieve is subjected to crushing under a gradually applied compressive load of 400 kn 2 apparatus 21 an openended steel cylinder of 150 mm nominal
More DetailsMay 08 2013 aggregate crushing value test appratus preparation of sample test sample consist of aggregate passing a 125mm is sieve and retained on a 10mm is sieve the aggregate to be tested is dried in oven for a period of not less than 4 hours procedure
More DetailsThis test is very similar to aggregate crushing test in which a standard force 400kn is applied and fines material expressed as a percentage of the original mass is the aggregate crushing value granular subbase is subjected to repeated loadings from truck types the stress level at the contact points of aggregate particles is quite high
More DetailsAggregate crushing value and its test procedure one of the test in which concrete material can fail is due to crushing under compressive stress aggregate crushing test is standardized by is 2386 partiv and used to verify the crushing strength of aggregates the aggregates should be oven dried which can passes through 125mm and retained on 10mm sieve
More Details