高活性B<sub>4</sub>C-SiC超细复合粉体的制备及烧结

高活性B₄C-SiC超细复合粉体的制备及烧结

张志晓, 杜贤武, 王为民, 傅正义, 王皓

Preparation and Sintering of High Active and Ultrafine B₄C-SiC Composite Powders

ZHANG Zhi-Xiao, DU Xian-Wu, WANG Wei-Min, FU Zheng-Yi, WANG Hao

图9 两种粉体1900℃烧结样品断面的SEM照片
Fig. 9 Fractural surface SEM photographs of samples sintered with powders of different sizes at 1900℃ a Composite powders milled under the best technological conditions of MA; b Ordinary mixing powders