Chinese Silicon Metal lump 10-100mm, 90%min , packed in 1000kg big bags.
Si 98.5% 551, Fe: 0.5%max, Ca: 0.10%max
Si 99% 441, Fe: 0.4%max, Ca: 0.10%max
Si 99.4% 3303,Fe: 0.3%max, Ca: 0.03%max
Si 99.6% 2202,Fe: 0.2%max, Ca: 0.02%max .
in 1MT woven bag.
