Crushing for particle shape - Crushed Stone, Sand & Gravel ...
Nov 17, 2014· Autogenous VSIs and cone crushers are better with more abrasive, harder stone. Ultimately, for product shape, an autogenous VSI will produce the best quality product. Modern, high-speed cones can produce a cubical product, where their older-style counterparts cannot, due to the fact that they create rock-on-rock crushing within the chamber.