... crusher, which is widely used in mine, Sandstone, bauxite, quartz sand,etc. It has the features of high crushing ratio, energy- ... final product is cubic; low environment pollution. new type sand making machine Features of sand maker1) Reasonable and simple structure,low operating ... 30%;<1mm 10%4. Widely used in sand making production line;road,etc.Maintenance of sand making machine:1. Regularly stop ...