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The production process of refractory castables is simple, labor-saving, energy-efficient, has high construction efficiency and good quality, and can be mixed on-site or selected from high-performance materials as needed. Therefore, refractory castables are a widely used type of unshaped refractory material in furnace construction projects.
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The main varieties include oxide-bonded silicon carbide bricks, carbon-bonded silicon carbide bricks, nitride-bonded silicon carbide bricks, self-bonded silicon carbide bricks, recrystallized silicon carbide bricks, and semi-silicon carbide bricks. They have characteristics such as wear resistance, good corrosion resistance, high-temperature strength, good thermal shock stability, high thermal conductivity, and low thermal expansion coefficient, making them high-performance refractory materials.
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The main uses of phosphate bricks include the cooling zone of cement rotary kilns, the main body of power generation boilers, lime kilns, zinc smelting furnaces, circulating fluidized bed boilers, electric furnace roofs, and rotary kilns in various industrial furnaces.
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Special high alumina brick has the characteristics of strong high temperature volume stability, excellent thermal shock resistance, wear resistance and chemical erosion resistance.
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Refractory materials for aluminum melting furnaces
Zhengzhou Jianxin Refractory Sets Co., Ltd. was founded in 1986, is a high-tech enterprise integrating product development, production, sales and construction. The company has 450 employees, covers an area of 185,000 square meters, with fixed assets worth 300 million yuan, three production plants and a wholly-owned subsidiary (Shanghai Jianxin Branch).
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FORGING THE "HEART" OF THE WORLD'S HIGH-TEMPERATURE FURNACES
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Songlou lndustrial Zone Xinmi Henan China