铸铁接种剂及铸铁接种剂之制造方法

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The present invention relates to an inoculant for the manufacture of cast iron with spheroidal graphite, said inoculant comprises a particulate ferrosilicon alloy consisting of between about 40 to 80 % by weight Si 0.02-10% by weight Ca 0-15 % by weight rare earth metal 0-5% by weight Al 0-5% by weight Sr 0-5% by weight Mg 0-12 % by weight Ba 0-10 % by weight Zr 0-10 % by weight Ti 0-10 % by weight Mn wherein at least one, or the sum, of elements Ba, Sr, Zr, Mn, or Ti is (are) present in an amount of at least 0.05 % by weight, the balance being Fe and incidental impurities in the ordinary amount, wherein said inoculant additionally contains, by weight, based on the total weight of inoculant : 0.1 to 15 % by weight of particulate Sb2O3, a method for producing such inoculant and use of such inoculant.