... 0.1%max, Introduction: Metallurgical GradeHaving very low levels of impurities, Metallurgical Grade Silicon Metal is used in the ... oils. Light oil products have applications in the areas of medicine, cosmetics, electronics, textile, automotive and construction.Application ... Alloying agent (hardener) in iron and aluminum, the production of silicones, an addition to ceramics, welding rods, powder ...