This machine is used to determine the resistance to wear of aggregates, accords to standard of GB and EN1097-2·ASTM C131·ASTM C535;
Used to measure the degradation of mineral aggregates of standard gradings resulting from a combination of actions including abrasion or attrition, impact, and grinding in a rotating steel drum containing a specified number of steel spheres.
Consists of a hollow steel cylinder, with a wall thickness of 12 mm (1/2”) closed at both ends having an inside diameter of 711 mm (28”), and an inside length of 508 mm (20”).
Supplied with an automatic digital counter that shows the number of revolutions for the drum
Provided with a cover and a safety stop button is prominently positioned.
The machine is fitted with a revolution counter and steel tray for specimen unloading.
Supplied with 1 set abrasive charges meet ASTM and EN standard.
Set of 12 abrasive charges: 1.13/16” (7 pcs) and 1.7/8” (5 pcs)