... ’s scale and humidity less than 6 percent, such as: limestone, calcite, barite, dolomite, marble, talcum, gypsum, kaoline, iron ore, ... be adjusted from 30 to 325 meshes. Features of Oriental Raymond Mill ● The equipment's structure is tight, from crushing to ... operator is in the operating room. Technical data of Oriental Raymond Mill Model Grinding Roller Grinding Ring Feeding Size(mm) Output Size ...