... We're supplying various silicon metal,such as grade 553,441,3303,2202,etc. Grade 2202Si>99.5% Fe≤0.2%Al ... ≤0.2%Ca≤0.02%P≤0.004% Grade 3303Si>99.3% Fe≤0.3%Al≤0.3%Ca ... ≤0.03%P≤0.005%Grade 441Si>99.0% Fe≤0.4%Al≤0.4%Ca ... ≤0.1%Grade 553Si>98.5% Fe≤0.5%Al≤0.5%Ca≤0 ... AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); silicon metal 98.50