以湖北松宜煤系高岭土为原料，研究了煤系高岭土煅烧过程中煅烧温度、保温时间、升温速度、添加剂等因素对煅烧产品白度的影响。
Some experimental research was conducted on the effect of the calcining temperature, remaining time, temperature system of calcinations and additives on the whiteness of calcined kaolin.
每层的松铺厚度以30 cm为宜，摊铺阼度应均匀，压实后的表面应平整。
Each layer of loose paving thickness should be 30cm, paving the last degree should be uniform, the surface should be smooth after compaction.
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