Ferrosilicon Alloy Optigran P5 Solid Cast Inserts For Gray Iron Inoculation. Ferrosilicon Alloy Optigran Solid Cast Inserts for Gray Iron Inoculation. • Optigran P5. Condition: New.
Ferrosilicon Alloy Optigran P5 Solid Cast Inserts For Gray Iron Inoculation. Ferrosilicon Alloy Optigran Solid Cast Inserts for Gray Iron Inoculation. • Optigran P5. Condition: New.