1. Silicon metal #441 2. Grade:2202 specification:(10-100 ... . 2. Our main products include:Non ferrous metal:Pure magnesium metal, such as magnesium ingots(7.5kg, 300g, ... alloy products(slab, sheet, plate, roil,rod, bar etc.), Silicon Metal(2202, 2502, 3103, 3303, 411, 421, 441, 553 ... 50.50.3-----4. Application: Silicon metal is also called industry silicon and crystal silicon, is a basic industrial raw ...