... -20mm 4.Capacity:55-310t/h Fine Crusher,Impact Fine Crusher 1.Impact Fine Crusher Feather:1.Model:PXJ series,ISO9001:20002 ... refractories, metallurgy, etc.2.Working principle of Impact Fine Crusher:When the Fine Crusher is working, materials are crushed primarily in ... final materials are discharged. 3.Types of Impact Fine CrusherWe have various of Impact Fine Crusher, such as PXJ0808, PXJ1010, PXJ1212, ...