Impact-abrasive and abrasive wear behavior of low carbon ...
The disc rotation speed is controlled manually in a range of 28–30 rpm, so that the sample pin always lands on top of the abrasive pile. Kuru granite was used as the gravel in the tests with a size distribution of 50 g 2–4 mm, 250 g 4–6.3 mm, 150 g 6.3–8 mm, and 50 g …