1.ISO 9001 2008/CE 2.durable wear parts 3.power economy 4.higher efficiency 5.big reduction ratio ... rotational inertia;4.High hammer plate, big impact resistance and wear resistance;5.No key links, maintenance is convenient, economical and ... ;6.Complete crushing function, high productivity, small abrasion of the parts,and high comprehensive benefits. Principle:Impact crusher is the machine ...