河南龙成集团硅钢保护渣填补国内空白

中国日报中文网04-12

近日，河南龙成集团冶材生产的无取向硅钢保护渣在宝钢股份试验成功。它的问世不仅填补了国内空白，还成功实现了宝钢硅钢高牌号保护渣的进口替代，打破了只能由国外商家向宝钢股份供货的局面。无取向硅钢产品是新能源汽车驱动电机的核心部件，长期以来，宝钢股份在生产该产品时一直使用的是国外进口保护渣。国内无取向硅钢产品技术虽然已经成熟，但硅钢的制造工艺复杂，尤其是新能源汽车驱动电机所用的高牌号无取向硅钢，在生产时对...

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