• Many internal crusher configuration options to provide crushing solutions for all levels of material abrasiveness 02 ... Gradations I Shoe and Anvil (HD Series) Canica® Vertical Shaft Impactor Gradations I Rock on Anvil (ROS Series) Limestone and Dolomites Producing Coarse Graded Material Chips and Dimensional Products Coarse gradations require: • Feed. Canica® Canica® Range Canica ...