制备工艺主要包括配料、干法球磨、调料陈腐、过筛造 粒工序；
The preparation process includes the main steps of preparing material, dry ball milling, regulating material and ageing, sieving and pelletizing.
采用干法球磨混合分散可以使纤维在耐火基质中分散较均匀。且纤维长径比满足要求。
Using ball mill mixture process. the fibers dispersion is uniformity and its aspect ratio can meet the demand.
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