... (Mn):11.0-14.0%; Silicon(Si):0.30-0.80%; Chromium(Cr):1.50-2.50%;Sulf.. The Shuangling Brand ... (jaw plates) of crushers: 100*600,150*250,150*750,250*1000,250*1200, 250*400,250*500,250*750,400*600,500*750,600*900;side protection ... plates of jawcrushers:100*600,150*250,150*750,250*1000,250*1200,250*400,250 ...