The jaw crusher is a kind of crude crushing equipment widely used at home and abroad. It mainly applies for primary and crude crushing of all kinds of hard rocks and block materials .?Application: It is widely applied for primary crushing of hard materials . And it is widely used in the following industries : minerals , quarry,building materials, road , rail way , water conservancy and hydropower , and so on .?Operating principle : The motor drives the belt wheel ,and makes movable jaw up and down by eccentric shaft. When the movable jaw rises , the angle between the fixed jaw and movable jaw gets larger , and the materials can be crushed to reach the crushing target. When the movable jaw is down , the angle between the fixed jaw and movable jaw becomes smaller. The movable jaw plate leaves the fixed jaw plate under the function of drawbar and spring , and then the crushed materials are discharged from the lower outlet of the crushing cavity.?Features: It features of simple structure , large crushing ratio, high output , even particles , convenient maintenance , low production cost and so on .?Parameter：Modle ：PE150x250Feeding port size(mm) ：150mm x 250mmMax feeding size(mm) ： <130mmAdjusted range of output (mm) : 10mm - 40mmCapacity : 600-3000kg per HourWeight : 230kg? http://www.hysancrusher.com/jaw...er/mini-jaw-crusher.html