Manganese ore lump, steel slag, lead slag, gemstones, zinc concentrate.
Vanadium containing by products, slag, ash.
Copper slag, graphite electrode, graphite plates, graphite slag, any graphite product, recarburizer, refractory materials, magnesium ore.
Copper Slag, Graphite Electrode, Graphite Plates, Graphite Slag, Any Graphite Product, Recarburizer, Refractory Materials, Magnesium Ore.