LOS ANGELES ABRASION TESTING MACHINE - WITH PRESETTABLE DIGITAL COUNTER

As per IS:2386 - IV/ ASTM C131. Complete with revolution counter, G.I. Tray, 12 Nos. Abrasive charge and instruction manual. The machine is used tor testing crushed slag and crushed & uncrushed gravel for resistance to abrasion. The aim of the test is to find the percentage wear due to the relative rubbing action between the aggregates and steel balls used as abrasive charge. The oven-dried aggregates are weighed and rotated along with abrasive charge in the machine at 500 or 1000 revolutions and percentage of wear so found out is reported as Los Angeles abrasion value.