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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 10mm and Read More.
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Aggregate Crushing Value Test Procedure and Result Sampling for Aggregate Crushing Value Test For the Aggregate crushing value test an aggregate sample passing through 12 5 mm IS sieve and retained on 10mm IS sieve is selected and dried to a temperature of 105 186C to 110 186C then cooled to room temperature.
Aggregate crushing value test apparatus is used for measuring resistance of an aggregate to crushing Made of Mild Steel comprising of Cylindrical Cell 150mm internal dia x 130 to 140mm height Plunger 148mm dia x 100 to 115mm height Base Plate 200 to 230mm square x 6mm thickness Tamping Rod 16mm dia x 450 to 600mm length.
Dec 19 2014018332CALCULATION Aggregate crushing value BA x 100 The result should be recorded to the first decimal place and the mean of the two results reported To achieve a high quality of pavement aggregate possessing low crushing value should be preferred 8.
Aggregate rock testing BMRTD is capable of performing all kinds of aggregate and rock testing which will be used in different construction activities Both chemical and physical testing can be performed by BMRTD laboratories.
Aggregate Crushing Value Apparatus Consists of M S Cylindrical container 150mm 1770 5mm dia x 130mm to 140mm high with base plate 200 to 230 cm sq x 6mm thick A plunger of 148mm 177 0 5mm dia x 100 to 115mm high.
The ratio of the weight of fines formed to the total sample weight in each test shall he expressed as a percentage the result being recorded to the first decimal place Aggregate Impact Value BA X 100 where A weight in g of saturated surface dry sample B.
Used to crush aggregates core samples and similar materials when a reduction in sample size is necessary The crusher has a jaw opening of 100x60 mm and.
The Aggregate Crushing Value ACV test set provides a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load Each set consists of steel cylinder plunger base plate cylindrical measure and tamping rod All parts of the apparatus are powder coated or galvanized steel heat treated and ground before manufacturing to make it durable and reliable.
Aggregate crushing value test video Aggregate crushing value test Step by Step Procedure Aug 11 2020 183 This test is repeated once or twice and the average crushing value of the aggregate is determined The average crushing value in the different tests is the actual crushing value of aggregate Important points to remember It is recommended that the crushing value of aggregate should be.
The aggregate crushing value gives a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load With aggregate of aggregate crushing value 30 or higher the result may be anomalous and in such cases the ten percent fines value should be determined 6 Video Aggregate Crushing Value Test.
Calculate Aggregate Crushing Value The ratio of the weight of fines formed to the total sample weight in each test shall be expressed as a percentage the result being recorded to the first decimal place Aggregate Crushing Value W B W A 215 100 Where W A is weight of surface dry sample.
The Aggregate Crushing Value ACV Test Set provides a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load Each set consists of steel cylinder plunger base plate cylindrical measure and tamping rod All parts of the apparatus are powder coated or galvanized steel heat treated and ground.
BS 812 part 110 describes a method to determine the aggregate crushing value ACV which gives a relative measure of the crushing resistance of aggregate under an increasing compressive load The method is applicable to aggregates passing a 14 0 mm test sieve and retained on a 10 0 mm test sieve.
May 22 2020018332For finding the resistance of aggregate under gradually applied compressive load the crushing value test of aggregate is done For the crushing value test the following procedure is followed Procedure for finding the crushing value of aggregate Aggregate passing through a12 5mm I S sieve and retained on 10mm I S sieve is taken.
Jan 13 2011018332AGGREGATE 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.
May 08 2013018332Aggregate crushing Value W B W A 215 100 Record The mean of the two results is reported to the nearest whole number as the aggregate crushing value of the tested material Safety amp Precautions Use hand gloves while removing containers from oven after switching off the oven To wear safety shoes amp helmet during the time of test.
Procedure for crushing strength of aggregate Before testing the aggregate should be in surface dry condition You can achieve the dry condition of aggregate by placing aggregates in an oven for 4 hours at 100 degree Celcius The aggregates passing through 12 5mm and retained on 10mm IS sieves are selected for finding aggregate crushing strength.
Aggregate Testing Equipment Providing you the best range of aggregate crushing value test apparatus los angeles abrasion test apparatus air entrainment meter aggregate impact value test apparatus and flakiness amp elongation index test gauges with effective amp timely delivery.
As per IS 383 This apparatus is used to measures resistance of an aggregate to crushing under a gradually applied compressive load Specification Consists of M S Cylindrical container 150 mm 1770 5mm dia x 130mm to 140mm high with base plate 200 to 230 mm sqr x 6mm thick A plinger of 148mm 177 0 5mm dia x 100 to 115mm high.
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Number Report the mean as the Aggregate Crushing Value unless the individual results differ by more than 0 07 times the mean value In this case repeat the test on two further specimens calculate the median of the four results to the nearest whole number and report the median as the Aggregate Crushing Value A data sheet is given as Form 7 7 1.