Compared with carbon, siliconnitridebondedsiliconcarbide has better oxidation resistance and bigger resistance ratio, which make it be a perfect line material of al electrolysis cell.
在铝电解方面，氮化硅结合碳化硅远较阴极碳块耐腐蚀、抗氧化、电阻率高，是理想的电解槽侧壁内衬材料。
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A systematic study of doping rare earths into the siliconnitridebondedsiliconcarbide material had done. The results of X-ray diffraction and mechanics properties testing were obtained.