Test for Abrasion of Coarse Aggregates Using Los Angeles Machine 52


In Los Angeles test for finding abrasion value of the aggregates, the aggregates and abrasive charge are placed together in a drum. The drum is rotated to 500 revolution or 1000 revolution depending upon the gradings of aggregate.
The fines generated during this action after passed through 1.72 mm sieve. The amounts passing through is used for getting an inference about the abrasion value and the use of the aggregates.

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