https://www.jfy-ferroalloy.com/alloy/rare-earth-magnesium-silicon-alloy.html https://www.jfy-ferroalloy.com/uploads/46615/small/rare-earth-magnesium-silicon-alloy20260114020742cfd90.jpg Rare Earth Magnesium Silicon Alloy Rare Earth Magnesium Silicon Alloy is a highly efficient spheroidizing agent for the production of ductile iron. Its main components are magnesium (Mg), silicon (Si), and rare earth elements (RE). https://www.jfy-ferroalloy.com/uploads/46615/video/20260319162732d65f5.mp4 2026-07-20T10:24:33+08:00 yes no