Sand maker 1.Reliable Vertical Shaft Impact Crusher 2.High-efficiency performance,low cost ... , silicon carbide, glass material, building material. Working Principle: (1) Center Feeding:Raw material falls down into feed hopper, then enter ... 182×2100SVI80075813120018020079004037×2070×2375SVI10008010501200240250120004890×2386×2678SVI12009012601200360320160005300×2856×3168 SVI vertical shaft impactor