The coarse aggregates in highway project needs to be crushed by impact crushers

The coarse aggregates in highway project needs to be crushed by impact crushers, because the stone can be shaped by impact crushers, perfect shaping of the products and the cubic exterior structure of the products which made them more suitable for concrete infilling. As for the fine aggregate, the requirement of the fineness is 0.2mm-0.3mm. Normally people equipped sand making machine which including the impact sand maker and the new-type sand maker.
China possesses rich mineral resources in the world, but the mineral has poor quality, more lean ore and fewer bonanzas. Therefore, people must go through many crushing and selecting stages especially iron ore and bauxite. The lean ore with more associated minerals and more troubles in the mining that is why need technical support and require different of crushing equipments. China needs to control a lot of empty mine, therefore more crushing equipments are demanded. Great Wall is an integrated supplier of crushing equipment,such as jaw crusher and cone crusher, also can provide a full set of production line of gravel especially gravel and sand making equipment. Using waste rocks to filling empty mine is a firmly and sustainable development way.
Great Wall Heavy Industry is a professional mining machinery manufacturer, which specializes in producing various types of mining equipment,such as Rotary kilnn,ball mill,high pressure grinding mill,raymond mill,rotary dryer,vertical roller mill,limestone calcination line,grinding production line,as well as mining machinery all Types of Stone Crushers such as cone crusher,diesel crusher,mobile crushing plant,roller crusher,jaw crusher,sand machine,impact crusher,hammer crusher etc.which have passed the authentication of ISO9001, so the quality and service is top in the world. Welcome customers from all around the world to visit our company, thank you very much! If you are interested in our products, please contact us freely: greatwallcrushers@gmail.com.
roller crusher http://www.greatwallcrusher.net/product/Double-Rollers-Crusher.html
Vertical Roller Mill http://www.greatwallmill.net/product/Vertical-Roller-Mill.html