STANDARDS: EN 1097–2, 12697-17, 12697-43, ASTM C131, AASHTO T96
Los Angeles Abrasion Machine is used for determination of aggregates resistance to fragmentation. The machine consists of an electronic control unit and a rolled steel drum having an inside diameter of (711 ± 5) mm and internal length (508 ± 5) mm. The drum is rotated at a speed of between 31 and 33 r.p.m.
The machine is equipped with automatic counter, which allows stopping when the preset number of revolutions is completed. There is a tray supplied with machine for easy discharge of specimen.
Los Angeles device with Sound proof (security) cabinet is available. Manufactured from sheet steel, internally lined with sound-prooﬁng material for noise reduction, conforming to CE safety directives. When opening the cabinet’s door during Los Angeles working, a micro switch automatically stops the rotation of the drum.
Locking Mechanism is also available as optional and (should be factory installed) should be ordered separately. Locking mechanism of the drum helps the user when ﬁlling the samples and lock the door nuts.
Abrasive charges should be ordered separately according to the standards.