... 2.Safe&reliable working 3.Low noise,less dust New stone crushing machinery Structure features:1, The rotor can bear very inertia ... the tall wearability, high toughness of chromium, molybdenum, vanadium alloy material, greatly improving the service life of the plate hammer.6 ... big,high crushing cavity, to adapt the material high hardness,big blocks of the stone products, less dust. Usage:Jaw crushers are ...