Three-dimensional structure land-saving the screen-passing rate can reach to 99% the transmission is steady and reliable; the transmission device of mainframe adopts airtight gear case and zonal wheel. Centralized control for the electric system, convenient to operate. Model 3R2115 Max Feeding Size (mm) 15 The final products size (mesh) 80-325(finest 500) Capacity (T/H) 0.2-1.5 Rotational Speed of the Central Axis 160Rev The inner Diameter of Roller (mm) º¦630 The Diameter of Roller (mm) º¦210 Height of Roller and Ring (mm) 150 Motor of Mainframe Y200L-8-15KW Motor of Air Blower Y132M-4-11KW Motor of Separator Y112M-6-2.2KW Dimension (Lí-Wí-H) 4.6í-3.4í-5.9 Raymond Roller Mill 3R2715 Number of roller: 3 Diameter of roller: 270mm Height of roller: 140mm Inside Diameter of ring: 830mm Height of ring: 140mm Max. Feeding size: 15-20mm Fineness of product: 0.044-0.165mm Capacity: 0.9-3.8 t Raymond Roller Mill 4R3216 Number of roller: 4 Diameter of roller: 320mm Height of roller: 160mm Inside Diameter of ring: 970mm Height of ring: 160mm Max. Feeding size: 20-25mm Fineness of product: 0.044-0.165mm Capacity: 1.8-4.5 t Raymond Grinding Mill 5R4121 Number of roller: 5 Diameter of roller: 410mm Height of roller: 210mm Inside Diameter of ring: 1270mm Height of ring: 210mm Max. Feeding size: 20-25mm Fineness of product: 0.044-0.125mm Capacity: 5-8 t For information, please see our website: http://www.grinderpro.com/Raymond.html