Jaw crusher will wear out during the manufacturing process, such as the jaw plate. Especially for the 1/3 of the lower part. The adjusting seat is installed in the groove both sides of the frame, close to the adjusting wedge. When you need to adjust the discharge opening, turn the nut right with a spanner, then the wedge go up and the adjusting seat moves forward ,the discharge opening become smaller , on the contrary, it will become bigger. The other side of toggle plate is placed on the adjusting seat, supporting the moving jaw. In case the material which can not be crushed enters the chamber, it will crack quickly so as to protect other components from damage.
In order to reduce the wear, firstly, select the right machine, secondly, choose the right material.
