近年来 ,我厂复混肥生产过程中存在成球率低、返料多、颗粒强度差、水份偏高、产品质量难以达标的问题 ,制约了产量、质量和企业效益的提高。为此 ,选用了膨润土在复混肥生产中进行配料和扑粉 ,有效地解决了以上存在的问题 ,装置能力比原来提高了 50 % ,产品质量稳定达标 ,取得 In recent years, there are problems in the production of compound fertilizer in our factory, such as low balling rate, large amount of return material, poor grain strength, high water content and poor product quality, which limits the improvement of output, quality and business efficiency. To this end, the choice of bentonite in the production of compound fertilizer and dusting, effectively solve the above problems, the device capacity increased by 50% than the original, the product quality standards and achieved