... materials, glass / ceramics, mining, mineralogy / metallurgy Feed material medium-hard, hard, brittle, tough Size reduction ... Dust Filter Durability depending on feed materialWorking Principle of Raymond Mill:First material should be ... to eliminate the troubles rapidly at site;Raymond Mill Technical Parameter : Model3R21153R26153R27153R30164R3216RollerNumber33334Diameter (mm)210260270300320Height (mm ...