Rod sand making machine has dry and wet two types to choose, user could choose depend on the fact. The company uses the advanced output controllable technology, with the face milling material set the suitable miller, change the traditional surface contact into line contact, make the output granularity evener, high product, widely used in chemical industry, metallurgy, glassed industry, and the high rquirement of the evenness for milling after milling, sand making of building sand in recent years.