The Los Angeles abrasion machine is used to determine the mineral aggregates’ abilities to resist abrasion, impact, and grinding. It is suitable for various standards of abrasion tests as to determine the quality of the aggregate.
| Revolutions per minute | 30 – 33 rpm |
| Drum thickness | 10/12/14mm |
| Steel ball weight | 5000±25g/12pcs, 390 – 445g/ea. |
| Power supply | AC220V 50Hz/60Hz |
TBTLAAT-II Los Angeles abrasion tester is used for the determination of aggregate toughness and abrasion resistance.
| Revolution | 30–33r/min |
| Total mass of steel balls | 5000±5g/12pcs |
| Mass of each steel ball | 390–445g |
| Power supply | AC 220V, 1.5kW |