日立电线公司生产铁钙铝线作为炼钢用新型脱氧、脱硫剂。以往也有使用脱氧铝、石灰等其他种类的添加剂。该公司生产的铁钙铝线是把金属钙,或者金属钙铝混合材料制成线状,将其用软钢带包覆而成。这一点是该制品关键之所在。包括输送铁钙铝线的添料机和卷线机等全部装 Hitachi Cable produces ferroalloy aluminum wire as a new type of deoxidation and desulfurization agent for steelmaking. In the past, other types of additives such as deoxidized aluminum and lime were also used. The company’s calcium iron aluminum wire is made of calcium metal, or metal calcium aluminum composite material made of wire, it will be covered with a soft steel strip. This is the key to the product. Including the transfer of Fe-Ca-Al feeder and winding machines and other equipment installed