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Comprehensive refractory service supplier for high-temperature industries

Coal Injection Pipe

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Special Castable for Kiln Hood & Coal Injection Pipe


This high-performance castable is manufactured from premium corundum and electrofused mullite, enhanced with composite ultra-fine powders and modified additives. It exhibits exceptional thermal shock stability, chemical erosion resistance, low creep rate, minimal thermal expansion, and outstanding wear resistance. The modified additives form a protective film at elevated temperatures, effectively sealing pore channels to further improve erosion and wear resistance. Simultaneously, the additives undergo thermal decomposition to form mullite, generating micro-expansion that counteracts shrinkage under high-temperature conditions, thereby significantly enhancing the castable's thermal shock stability.