7 LAB TESTS ON AGGREGATE TO CHECK QUALITY FOR USE IN .
Sep 12, 2015· The number of the abrasive spheres varies according to the grading of the sample. The quantity of aggregates to be used depends upon the gradation and usually ranges from 510 kg. The cylinder is then locked and rotated at the speed of 3033 rpm for a total of 500 1000 revolutions depending upon the gradation of aggregates.