Jaw crusher because of simple structure, convenient operation, broken than large, widely used in mining, smelting, road, rail and so on all walks of life. 1. The specification and classification The specifications of the jaw crusher in feed mouth width and length. For example: the feed mouth width is 600 millimeter, length of 900 mm…

The first cone crusher with patent in the world is promulgated in 1878, but it is put into use in 1898. In the end of 19th century,U.S. began to put the cone crusher into use. The spring cone crusher is designed by Milwaukee liming brothers, so it is also called liming cone crusher.