Vertical Shaft Impact Crusher is also called as sand making machine,which is high-functioned equipment for making sand and shaping. The Vertical Shaft Impact Crusher which was researched and produced by our corporation absorbed the advanced technology from Germany and owned advanced world standards.This equipment has two types:rock-on-rock and rock-on-iron.The sand yield of "rock-on-iron" type is about 10-20% higher than that of "rock-on-rock" type.