High Purity Silicon Metal Powder Lump 4402

We offer high purity gray and dark silicon metal with low ferro and phoshporus which added in the the non-ferrous metal will enhence the strength ,hardness and wear resistance of substrate. Hot sale point 1.high quality 2.competitive price 3.low ferro silicon metal 4.low phosphorus silicon metal 5.silver gray and dark colour 4402 99.18% 0.40% 0.40% 0.02%â