Designed for evaluating the durability against abrasion of crushed rock, Slag, And gravel in both crushed and uncrushed forms specification the apparatus is composed of of a tubular structure that is affixed positioned across on a sturdy frame on Equipped with this product, Ball bearings includes an opening that is able to be secured with a dust-tight cap for easy charging and discharging the container holding the material for examination, Loaded with an adjustable shelf that spans the full interior length of the container, Which catches the abrassive charges while preventing it from landing on the cover. The drum is driven by an electric motor through a substantial gear reduction system with a speed of 30, 33 r. P. M. A revolution counter is integrated into along with, The frame a provided tray for collection including an abrasive component on the material post-examination charges featuring a grouping of twelve robust steel components orbs, Roughly 48mm across dia. Compatible with 440 volts, Three-phase operation 50 cycles, A. C. Supply