what is the difference between a 3r 4r and 5r raymond mill


what is the difference between a 3r 4r and 5r raymond mill. hot sale stone powder pulverizer r, r, r, r description of powder pulverizer powder pulverizer raymond mill is used to grind barite, calcite, potash feldspar, talcum, marble, limestone, ceram and slag below scale of moths hardness and odd sorts of noninflammable and nonexplosive stuff in the trades of mining, building material, chemical
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