... barite, calcite, potash feldspar, talcum, marble, limestone, ceramic, glass, etc Raymond grinder can be used in mining, chemical industry, construction materials ... ;4.Centralized control for the electric system, convenient to operate.raymond mill specifications: Model3R21153R26153R27153R30164R3216RollerNumber33334Diameter (mm)210260270300320Height (mm)150150150160160RingInside diameter (mm) ...