Los Angeles Abrasion Testing Machine is used for determining the resistance to wear of small size coarse aggregates and crushed rock. The abrasion testing machine consists of a Closed hollow cylindrical steel drum rotating around its horizontal axis on ball bearing units mounted on a sturdy base framework at a speed of between 30-33 rpm. Supplied complete with subtracting revolution counter to preset the number of revolutions, a sample collection tray for removal of the sample on completion of testing and set of 12 abrasive charges. The Los Angeles Abrasion testing machine is attend with 1 HP Motor. Suitable for Operation on 440V, Three Phase, 50Hz, AC Supply. The resistance to abrasion, wear and polishing are critical for the performance of aggregate that will be used in paving and road base applications. The following systems offer a number of testing method for the characterization of aggregates along with tiling and paving products.