镍基高温合金定向凝固用陶瓷型壳粘砂反应
石振威, 郑伟, 卢玉章, 张功, 申健

Sand-burning Reaction of Ceramic Shell for Directional Solidification of Nickel-based Superalloy
SHI Zhenwei, ZHENG Wei, LU Yuzhang, ZHANG Gong, SHEN Jian
表3 型壳面层粉料的粒度分布
Table 3 Particle size distribution of ceramic shell surface powders
PowderD10/μmD50/μmD90/μm
W71.306.6911.26
W145.5512.3320.86
W281.6422.7067.56
Cr2O30.891.984.97