... reliable working 3.Low noise,less dust 2012 concrete crushing equipment Structure features:1, The rotor can bear very inertia ... , More uniform broken cavity, which is suitable for crushing hard rock;2, The low big charging hopper, ... quick-wear parts;7, Feeding mouth big,high crushing cavity, to adapt the material high hardness,big ... ×1200≤250≤1980-20024013600 2012 concrete crushing equipment