Calcination of soft kaolin;
云南软质高岭土煅烧增白研究
The calcining - super finely grinding process of producing calcined kaolin from Maoming soft kaolin was studied.
该文阐述采用先煅烧后超细工艺,煅烧软质高岭土,煅烧过程加入增白助剂,所得煅烧高岭土白度达到90%以上。
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