Vertical Shaft Impact Crusher Vsi Sand Making Machine
Apr 12, the vsi series vertical impact crushers has two types: rock-on-rock and rock-on-iron. rock-on rock is to process abrasive material and rock-on –iron is to process normal material. the production of rock-on-iron is 10-20% higher than rock-on-rock. sand making machine features & advantages ★ perfect product grain.