Fig. 2
From: Abrasivity database of different genetic rocks based on CERCHAR Abrasivity Test

Computerized CAI tester and partial diagram (The principle of the computerized CAI tester is the same as the modified CERCHAR apparatus).
From: Abrasivity database of different genetic rocks based on CERCHAR Abrasivity Test

Computerized CAI tester and partial diagram (The principle of the computerized CAI tester is the same as the modified CERCHAR apparatus).