Abrasion-proof tester

Details Abrasion-proof tester Abrasion-proof tester

1989-11-22

1991-01-22

Raevis, Robert

Measuring and testing

By abrasion, milling, rubbing, or scuffing

G01N 356

Patent

active

049861093

ABSTRACT:
An abrasion-proof tester for analyzing granularity of abraded powder includes abrasive material adhered on a abrasive plate fixed on a driving shaft of a variable speed motor is closely contacted with test pieces supported by supporter which is resiliently supported and uniformly pressed by compression spring and multiple stage granularity measuring device oscillated by oscillating plate is mounted at a side of said abrasive plate which is heated by electric heater controlled by digital temperature sensor and chromel-alumel thermocouple.

REFERENCES:
patent: 3065627 (1962-11-01), Ross
patent: 4233151 (1980-11-01), Gundlach
patent: 4381669 (1983-04-01), Peters
Tsesnek, "An Apparatus for Studying Friction and Wear Processes of Solid Surfaces", Opt. Mekh, The Optical Society of America, Sov. J. Opt. Technol, Taber Brochere, May 1957.
Allen-Bradley Sonic Sifter, Aug. 1965.
ASTME, D2714-68, Std Method for Calibration and Operation of the Alpha Model LFW-1, Friction and Wear Testing Machine, pp. 205-210, 1968.

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