Aggregate Crushing Value Test The Constructor. 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.
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aggregate 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 .
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Aggregate 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.
The 10 per cent Fines Aggregate Crushing Value is the force in kN required to crush a sample of 13,2+9,5mm aggregate so that 10 per cent of the total test sample will pass a 2, 36 mm sieve. 2 APPARATUS. As in SABS Method 842. 3 METHOD. Follow SABS Method 842. 4 CALCULATIONS.
aggregate crushing value test Basie Points Relative resistance of a material against crushing, due to the exposure of a prolonged compressive load Based on IS 2386 part 4 Crushing value is determined Very important test for aggregates in ro construction.
Los Angeles abrasion test on aggregates is the measure of aggregate toughness and abrasion resistance such as crushing, degradation and disintegration. This test is carried out by AASHTO T 96 or ASTM C 131: Resistance to Degradation of SmallSize Coarse Aggregate by Abrasion and Impact in the Los Angeles Machine.
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Ppt On Aggregate Crushing Value Test , Aggregate impact and crushing test Slideshare Feb 8, 2012, Aggregates ppt LATIF HYDER WADHO 7,234 views, 105 per cent of the Aggregate Crushing Value and . Live Chat; Ppt For Recycling Of Coarse Aggregate ,
Aggregate crushing value test 10% fines value test Subscribe to view the full document. Mechanical Properties of Aggregates Aggregate Crushing Value Test (BS:812, part 3) Procedure • The material to be tested should pass a mm (1/2 in.) sieve and be retained on a 10 mm (3/8 in.) sieve.
Feb 25, 2012· The strength of coarse aggregates is assessed by aggregates crushing test. The crushing value provides a relative measure of resistance to crushing under a gradually applied compressive load. To achieve a high quality of pavement, aggregate possessing low aggregate crushing value should be preferred.
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The aggregate Impact value indicates a relative measure of the resistance of aggregate to a sudden shock or an Impact, which in some aggregates differs from its resistance to a slope compressive load in crushing test.
number. Report the mean as the Aggregate Crushing Value, unless the individual results differ by more than 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
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