cerolite

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。