Should Comply with IS: 10070
This machine is for determining the resistance to wear off small size coarseaggregates and crushed rock. The machine consists of a hollow cylinder, mounted on asturdy frame on ball bearings. A detachableshelf which extends throughout the inside length of the drum catches the abrasive charge and does not allow it to fall on thecover. The drum is rotated at a speed of 30- 33 rpm by an electric motor through a heavy duty reduction gear. Should be Suppliedcomplete with a tray for collection of thematerial and automatic counter.
