Los Angeles Abrasion Testing
BASIC INFORMATION
Los Angeles Abrasion Testing Machine consists of a hollow cylinder mounted horizontally on a study frame on ball bearings. There is an opening which can be closed with a dust tight cover to facilitate charging and discharging the drum with the material under test.
The machine is used tor testing crushed slag and crushed & uncrushed gravel for resistance to abrasion. The aim of the test is to find the percentage wear due to the relative rubbing action between the aggregates and steel balls used as abrasive charge.
A detachable shelf which extends throughout the inside length of the drum which catches the abrasive charge and does not allow it to fall on the cover. The drum is rotated by an electric motor through a heavy reduction gear at a speed of 30-33 R.P.M. A revolution counter is fitted to the frame. A tray is supplied for collection of the material at the end of the test. Complete with Abrasive Charge consisting of a set of Twelve hardened steel balls, approximately 48mm dia. Suitable for operation on 440 V, 3 Phase, 50 cycles, A.C. Supply.
More Info:
- The machine consist of a hollow steel cylinder, closed at both ends, having inside diameter of 700 mm and inside length of 500 mm.
- The cylinder will be mounted on a sturdy shaft with ball bearings on support, about which it rotates on a horizontal axis.
- An opening will be provided in the cylinder for pouring the test sample.
- A removable cover of the opening with a sturdy pad shall be provided with bolts and nuts to close it dust tight.
- Weight : 375 Kg approx.
Steel Balls – 12 nos.
Tray 24 x 24 – 1pcs
