Jaw crushers are often used as primary crushers and are perhaps the most popular crusher worldwide. They have distinct performance characteristics, which as following:

1) The crushing chamber is deep and without dead zone, thus improving material feeding ability and the final output;

2) High crushing ratio and even product granularity;

3) The gasket material discharging mouth adjusting device is reliable and convenient, and the adjusting ranges are wide, thus increasing the flexibility of the equipment;

4) The lubricating system is safe and reliable, and the changing of the spare part is convenient, so that the maintenance work becomes easy;

5) Simple structure, reliable working condition and low operational cost;

6) The equipment is able to save more energy: the single machine will save energy by 15%～30% and the system will save more than one times;

7) The adjusting ranges of the material discharging mouth are wide so that it will satisfy the requirements of different customers.