... range brown corundum called industrial teeth: mainly used in refractory materials, grinding wheel, sand. 1. The sand brown ... strength, such as performance, so use pouring steel slide gate, smelting rare metals, special alloy, ceramics, puddling blast ... OriginHenan, China (Mainland)Brand NameChaoyueModel NumberCY-C18MaterialAl2O3UsageAbrasives refractory polishAbrasive Grain Sizes0-1mm 1-3mm 3-5mm 5 ...