碳化硅冶金級黑碳化硅Metallurgical Grade Black Silicon Carbide SiC≥70%, F.C≤5.0 %, Fe2O3≤4.5% , Al2O3≤4.0%, Moisture≤1.0% ...
供應商：天津艾得冶金材料有限公司[未核實]
