1.RE,Ce/Re,Si,Mn,Ca,Ti,Fe 2.195023,195026, 3.Particle size ... -150mm 4.Steel making, iron maki High Quality RE Ferro Silicon alloy is mainly applied to steel making, iron making, exhausting, ... purifying molten steel etc.Application: High Quality RE Ferro Silicon alloy is mainly applied to steel making, iron making, exhausting, purifying ... ~<42.0≥4637.02.04.01.0Allowance RE Ferro Silicon alloy