Description and Specification for Lab Tenders
Los Angeles Abrasion Testing Machine.
The 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. 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.
