Taphole/tap out cone for non-ferrous metal melting furnaces. Description: Cone-shaped, Off white color Material:Inorganic 1260 ceramic fiber, also called aluminosilicate fiber Purpose:To be used cover and protect taphole plugs used in furnaces for melting aluminum, magnesium and zinc alloys.The cones are disposable and are recommended for one-time use. Characteristics:Maintain strength throughout ...