Abstract: The exchange process of homemade 5A zeolite was described.The trouble during the exchange process were resolved and analyzed.The shortcomings and experiences during the exchange process were summarized.

• 文摘:主要介绍了国产5A分子筛的更换过程，对更换过程中出现问题进行了处理和分析，总结了国产分子筛更换的经验和不足之处。