球铁“冲入法”生产经验——操作掌握要点和检查验收制度1．处理包和准备工作用1．5吨包,包底改为凹坑式,处理铁水量800~1500公斤。采用本厂6号合金(Mg8~8．5% R9~12%;Si37~39%;Fe36~38%)1．3~1．5%,(采用机械破碎的)装合金时只须扒平,可向后倾斜高点,将碎末放在上 Ductile iron “into the law” production experience - operation master points and inspection and acceptance system 1. Processing package and preparation work with 1.5 tons package, the end of the package to pit type, the treatment of molten iron 800 to 1500 kg. 1.3% to 1.5% of alloy No. 6 (Mg8 ~ 8.5% R9 ~ 12%; Si37 ~ 39%; Fe36 ~ 38%) is used only when the alloy is loaded with mechanical crushing , Can be tilted back high, the broken pieces on the top