Sealing filler for aluminum oxide industry and preparation method of sealing filler

The invention relates to the technical field of aluminum oxide production, and particularly discloses sealing filler for the aluminum oxide industry and a preparation method of the sealing filler. The sealing filler for the aluminum oxide industry provided by the invention comprises the following raw materials: epoxy resin, a diluent, a curing agent, dibutyl ester and quartz sand. The sealing filler is used for sealing gaps of structural parts in the aluminum oxide industry, experiments show that the sealing filler can meet the requirements for corrosivity and temperature difference stress strain of media, the problems of cracks, leakage and the like cannot occur in the using process, guarantee is provided for safe production in the aluminum oxide industry, and the production environment is improved. 本发明涉及氧化铝生产技术领域，具体公开了一种氧化铝行业用密封填料及其制备方法。本发明提供的氧化铝行业用密封填料包括原料环氧树脂、稀释剂、固化剂、二丁酯、石英砂。用于氧化铝行业结构件缝隙的密封，经实验发现，本发明的密封填料可以满足介质的腐蚀性以及温差应力应变要求，使用过程中不会出现裂纹、泄漏等问题，为氧化铝行业的安全生产提供了保障，且改善了生产环境。