... in crushing 2Electric controlling system 3Dust catcher 4Best sevice cheap crusher Detailed Product DescriptionTongyuan crusher features: high quality, ... crushing rate,even granularity, simple structureJaw Crusher is mainly used to crush kinds of mining stones primarily, and ... anti-pressure less than 2000 gf/cm2. It is widely used in mining, metallurgy, construction, highway, railroad and chemistry ...