First of all, from the appearance, the feed inlet of vsi sand making machine is prismatic, and the fine feed inlet of 5x sand making machine is round, so there is no difference in working principle. From the internal structure, the impact block of 5x sand making machine is rhombic, and the impact block of vsi sand making machine is rectangular. Different models have different processing capabilities. Please refer to the website of Liming Heavy Industry for various parameters of 5X sand making machine and vsi sand making machine.