Jaw crushers are an everyday machine that reduces rocks to smaller sizes. These machines utilize cutting edge technology to provide the most efficient types of sieving or milling solutions. The jaw crusher machines all work on the same principle. Two jaws crush large particles or two hard-faced heavy plates between them. The powered jaw is returned in an elliptical direction, affixed to the stationary jaw that is mounted in the frame. In a crushing cycle the gap between the two jaws or plates opens, the particles drop in then the jaw closes and crushes the particles. In general the majority of cases, blow bars are straightforward to fix. If one face is used, the blow bar is able to be turned around and utilized on with a different side. If the wear account is distorted or distorted, the blow bars might need to be changed or turned around earlier. Uneven use of blow bars can reduce the manufacturing. The incorrect feeding or feed rank could be the primary reason behind the differe