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建筑石膏与胶凝材料
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磷石膏煅烧建筑石膏技术及应注意的问题

作者:何勤,张琼琼,陈勇,方文仓

关键字:磷,石膏,煅烧,建筑,技术,及,应注意,的,问题,

 
(中国新型建材设计研究院有限公司,浙江 杭州  310022)
 摘要:介绍了国内外利用磷石膏制取半水石膏的的最新进展,重点分析了“一步法”和“两步法”制备建筑石膏的工艺特点,并对其中应注意的相关问题提出了一些建议,以期为磷石膏煅烧建筑石膏的产业化生产提供参考。
关键词:磷石膏;建筑石膏;一步法;两步法
中图分类号:TU528.47;TQ177.3+71        文献标识码:A        文章编号:1001-702X(2018)10-0049-04
 
The phosphogypsum calcining technology for building gypsum production and 
the problems should be paid attention to
HE Qin,ZHANG Qiongqiong,CHEN Yong,FANG Wencang
(CNBM Design & Research Institute Co. Ltd.,Hangzhou 310022,China)
Abstract:This paper introduced the latest development progress of making semi-hydrated gypsum from phosphogypsum at home and abroad,and emphatically analyzed the technological characteristics of building gypsum produced by "one-step method" and "two-step method". This paper also put forward some suggestions on the relevant issues that should be paid attention to,in order to provide reference for the industrialized production of phosphogypsum calcined building gypsum.
Key words:phosphogypsum,building gypsum,one-step method,two-step method