Broken Wall also known as Extruding Fixed Cone, Rolling Ace Tabular Wall also known as Extruding moving Cone, both of them are the important parts of Cone Crusher. Broken Wall bears powerful, high-frequency and repeated force, so its quality directly influence the efficiency of the Cone Crusher. The Broken Wall produced by Shuangjin company is anti-impact, anti-wear, anti-extrude, anti-shear and endurable.           http://www.shinekingchina.com