low ash, low resistivity, low sulphur, high carbon and high density Best ... and anti-oxidation. It has good characteristics with low ash, low resistivity, low sulphur, high carbon and high density. It ... is used as carbon additive in steel industry or fuel.Specifications: Item NO.Chemical CompositionFC(Fixed Carbon)AshVM( ... 1-5mm, 4-10mm, or at customers’ option Low Sulfur Electrical Calcined Anthracite