WebJan 17, 2024 · The Flakiness Index of aggregate is the percentage by weight of aggregate particles whose least dimension is less than 0.6 of their mean dimensions. This test is applicable to aggregates having a size … WebRough-textured, angular, and elongated particles require more water to produce workable concrete than smooth, rounded compact aggregate. Consequently, the cement content must also be increased to maintain the water-cement ratio. Generally, flat and elongated particles are avoided or are limited to about 15 % by weight of the total aggregate.
What is the flakiness index test of coarse aggregates?/ …
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Determination of Flakiness and Elongation Index of Coarse …
WebThe scope of this test is to provide test methods for determining the flakiness index of coarse aggregate. An aggregate is classified as being flaky if it has a thickness … WebIt is mentioned in the test procedure (BIS/MoRTH) that while doing combined flakiness and elongation test, the flaky aggregates should be separated initially from the test sample, … Web2. Sieve the sample of coarse aggregate to be tested in accordance with test method AASHTO T 27. Reduce each size fraction larger than the 3/8 in. (9.5 mm) sieve that is … headquarters of north western railway