... .Kiln crown, hanging screen, rangette, roof parts of the glass furnace.2.Firing combustion chamber, channel, paving, and sub paving.3 ... .Tank bottom, breast wall, prot, checkers and side wall.4.Super structure of melting tank charging door5 ... glass melting and cooling bedding, regenerator checker, L-shaped hanging wall of nose area.6.Small oven.7.Indispensable material of ...