ریموند 4r3216 آسیاب غلتکی Raymond mill The Raymond mill is used to grind materials in the fields of building materials, ... the grinding roller swings outward and presses closely upon the grinding ... 4R3216, 4, 320, 160, 1073, 160, <25, 0.613-0.044, 1.0-5.2, 72.5, 7700*7200*8800.