Aluminum phosphate bonded refractory and method for making the same
Abstract
Abstract A REFRACTORY CERAMIC COMPOSITION SUITABLE FOR USE IN CASTING REFRACTORY SHAPES AND MAKING A CERAMIC PRODUCT. THE COMPOSITON COMPRISES A CERAMIC AGGREGATE WHICH HAS A PARTICLE SIZE DISTRIBUTION SUITABLE FOR THE PRODUCTION OF A CERAMIC ARTICLE. THE AGGREGATE PARTICLES ARE BONDED TOGETHER BY AN ALUMINUM DIHYDROGEN ORTHOPHOSPHATE BONDING SOLUTION WHICH IS CURED WITH A CURING AGENT CAPABLE OF SUPPLYING ALKANIZING IONS AT A CONTROLLABLE RATE TO THE SOLUTION TO GEL THE SAME. THE COMPOSITION IS CAPABLE OF BEING CAST IN A MOLD, AND HARDENS IN SITU. THE CAST ARTICLE HAS HIGH WET STRENGTH AND CAN BE STRIPPED FROM THE MOLD WITHOUT REMOVAL OF CONTAINED FREE WATER. SUBSEQUENT RELATIVELY INTENSE HEATING PRODUCES THE CERAMIC PRODUCT.
Inventors
- 👤 P Yavorsky
Bibliographic Details
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