Cerchar Abrasiveness Index Testing Apparatus

Used for determination of rock and stone abrasiveness index CERCHAR ABRASIVENESS INDEX VALUE (CAI).

Explained in “International Journal of Rock Mechanics and Mining Sciences 40(2003) 259-263”


Provided with 20 pcs. steel (scraper tools) testing pins of size Ø10x100 mm made of tool steel and hardened to 55-56 HRC.