Zhengzhou Sunrise Refractory Co., Ltd. has decades of experience in producing refractory materials used in Glass furnaces. As a professional refractory manufacturer, mainly produces: fused cast AZS 33#,36#,41#, glass furnace fireclay bottom block, mullite brick, zircon brick, sillimanite brick, fireclay brick, and all kinds of glass furnace ramming masses, etc.