Rare earth magnesium ferrosilicon alloy, made of ferrosilicon, calcium, magnesium, rare earth and other materials by melting, is a spheroidizing agent with a strong deoxidation and desulfurization effect.
Vermiculizer is an additive added to liquid iron to obtain vermicular graphite. There are many composite alloy vermiculizers containing various elements widely used, including rare earth-silicon-calcium, rare earth-magnesium-titanium, and rare earth-magnesium alloys.
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