application this product is applied widely for the powder process of mineral product including mental and non-metay ore, fireproof material, bauxite, diamond dust, glass raw materials, archtiectural materials, artificial sand and all kinds of metal ore materials, especially which has more advantages than any other machines in processing the more and most hard materials. �� simple structure ,low cost �� high efficiency and low consumption �� primary and second crushing capacity �� more naf most hard materials can be crushed �� cubic shaped fina product �� little noise and dust pollution �� conveniengt performance ,maintenance,installation.