在复混肥生产中,影响产品外观质量的主要因素之一,就是产品结块。产品结块既不利于运输,更不利于施肥。造成复混肥结块的原因很多,大多数生产厂采用包膜的方法预防结块。制成包膜液的原料一般是包膜油和胺片。使用包膜油不仅成本高,而且油对土壤、作物有一定的负面影响,同? In the production of compound fertilizer, one of the main factors affecting the quality of appearance of the product is the agglomeration of the product. Product agglomeration is not conducive to transport, but not conducive to fertilization. There are many reasons for the compost cake agglomeration, most of the production plant using the envelope method to prevent caking. Made of coated liquid raw materials are generally coated oil and amine tablets. The use of coated oil is not only costly, but also has some negative effects on soils and crops.