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陕西渭河煤化工集团有限公司的高压锅炉装置使用的是日本宇部工业株式会社制造的LM-8.20D型Loesche中速磨煤机。本文简述了该磨煤机的磨辊套和磨盘衬板的运行及改进情况。1 磨辊辊套材料的改进 磨辊套及磨盘衬板的原设计材质均为FCW6,即为含铬量大于20%的高铬铸铁。为保证
The high-pressure boiler unit of Shaanxi Weihe Coal Chemical Industry Group Co., Ltd. uses LM-8.20D Loesche medium-speed coal mill manufactured by Ube Industries of Japan. This article briefly describes the operation and improvement of the mill sleeve and disc liner of the mill. 1 roller sleeve material improvement Roller sleeve and disc liner original design material are FCW6, that is, more than 20% chromium content of high chromium cast iron. To guarantee