... magnetic field 13,000 Gauss. A 1 horsepower, variable speed DC/AC geared motor (drive adjustable from 0 to 150 ... (i.e., alumina, silica, carbide, magnesite, quartzite, etc), ultra high purity quartz cleaning, graphite upgrading, manganese ore beneficiation, bauxite upgrading ... 1.12×1.1Weight (kg)100012001350150017502000Size(L×W×H) (mm) high gradient beneficiation for quartz, feldspar, dolomite, etc.