Zhengzhou Rongsheng Kiln Refractory Materials Co., Ltd. (a National High-tech Enterprise) specializes in the production of export-grade corundum-mullite burner bricks. These bricks are designed for high-temperature industrial furnaces in the steel, power, and petrochemical industries. They withstand temperatures ranging from 1770°C to 2000°C and offer excellent thermal shock resistance and structural stability. They utilize a high-purity corundum and mullite composite formula with an apparent porosity of ≤0.5%, significantly improving heat transfer efficiency and extending service life, effectively reducing customer operation and maintenance costs. Rongsheng offers customized chemical composition solutions tailored to specific operating conditions, ensuring a perfect match for customer needs. These bricks have achieved multiple international certifications, including ISO9001 and CE, and are exported to over 70 countries and regions worldwide. They are widely used in key applications such as burner linings and high-temperature furnaces, helping customers achieve green, low-carbon, and efficient operation. We provide one-stop service, from selection consultation to on-site installation guidance, to ensure optimal performance of each brick, earning the long-term trust of our overseas customers.
1. Refractory temperature up to 1770°C–2000°C, suitable for extremely high temperature working conditions.
2. High-purity corundum + mullite composite formula, strong thermal shock resistance and stable structure.
3. Apparent porosity ≤0.5%, high heat conduction efficiency and extended service life.
4. Support customized chemical composition to accurately match application scenarios in different industries.
5. Passed ISO9001, CE and other international certifications, reliable quality, worry-free export.
It is suitable for burner linings, high-temperature furnaces, and key parts of thermal equipment in industries such as steel smelting, glass melting furnaces, ceramic firing, power boilers, and petrochemicals. It primarily serves international markets such as Europe, the United States, the Middle East, and Southeast Asia, serving industrial customers and engineering contractors worldwide.
