... the most effective, practical and reliable gravel machine, especially suitable for making abrasive,refractory material, cement, quartz sand, steel grit, ... max moisture content is about 8%; 5. More suitable for crushing mid-hardness and high hardness materials;6. Cubic shape of final ... -1350502×(180-220)800-1193200-3605340×2940×365026Thanks so much for you taking time to browse our China sand maker . ...