... production line. Broken material hardness is not more than 320 Mpa, such as granite, xuanwu stone, etcFeature1.Highly automatic2.high compression ratio3.high ... crushed again. The crushed material from the sand making machine is sent back to the vibrating screen ... crusher, cone crusher, impact crusher,hammer crusher etc. lSand-making machine: VSI crusher, PCL crusher, PL crusher; lAccessorial equipment ...