Patent ID: 6102983
Filing Date: 2000-08-15
Classification: C21C,C22C

Abstract:
An inoculant for the manufacture of cast iron with lamellar, compacted or spheroidal graphite, said inoculant comprises:between 40 and 80% by weight of silicon,between 0.5 and 10% by weight of one or more of calcium, strontium or barium,between 0 and 10% by weight of cerium and/or lanthanum,between 0 and 5% by weight of magnesium,less than 5% by weight of aluminium,between 0 and 10% by weight of one or more of manganese, titanium or zirconium,between 0.5 and 10% by weight of oxygen in the form of one or more metal oxides,between 0.1 and 10% by weight of sulphur in the form of one or more metal sulphides, andthe balance being iron.