Crushing 101 » Masaba Manufacturing, 2019-10-4 · Crusher efficiency test 1) Fill box level with discharge material from crusher. 2) Dump contents onto like-sized screen cloth as the crusher discharges to. 3) Work material around by hand and place the oversize back into the box. If the box is 1/3 full, for example, the crusher is operating at 65 percent efficiency.5 Types of Cone Crushers Comparison, 2019-10-9 · Cone crusher is one of the most widely used mining equipment. This paper makes a description and comparison between the 5 types of cone crushers, to help you choose the right one.. JXSC engineer team does help you to buy the cone crusher, and design a complete crushing circuit..