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介绍挤压造粒生产硫酸钾镁肥的生产工艺、配方、操作指标,以及生产中常出现的问题与对策。该法生产装置投资省,节能效果好,生产的硫酸钾镁肥含中微量元素及保水剂,除可提供作物所需的钾、镁、硫、硼、锌等多种营养元素外,还能改良土壤,保墒省水,具有应用推广价值。
This paper introduces the production technology, formula and operation index of extrusion granulation production of potassium and magnesium sulfate fertilizer as well as the problems and countermeasures in production. The production plant investment in the province, energy-saving effect is good, the production of potassium and magnesium fertilizer containing trace elements and water retaining agent, in addition to providing crop potassium, magnesium, sulfur, boron, zinc and other nutrients, but also Improve the soil, water and preserving water, with the application of promotional value.