Effect of superfine Ni powder addition on the sintering process and final properties of driven gears was studied.
研究了经超细化处理的镍粉对从动齿轮烧结工艺和性能的影响。
Main researches include the analysis of the powder size and pattern, the effects of additive percentage, pressing, sintering processes on the final properties.
主要进行了粉末粒度及形貌的分析选择研究，追孔剂的添加量与多孔镍载体性能关系的研究、烧结工艺对材料性能影响的研究。
With the models and the derived densification equations, the criteria of the pore stability both in the intermediate and final stages of sintering are obtained.
根据所推导的致密化方程，得到了烧结中期和后期的气孔收缩判据。
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