... as raw material, made from melting,blowing,spun by the resistance furnace.Cerachem Fibre: With alumina,silica and zirconia as raw ... material, made from melting,blowing,spun by the resistance furnace.Cerachrome Fibre: With alumina,silica and chromia as raw ... material, made from melting,blowing,spun by the resistance furnace.Spun Fibre: Contain lubricant ,low residue ball content,high ...