高温合金超限构件精密铸造技术及发展趋势
孙宝德, 王俊, 康茂东, 汪东红, 董安平, 王飞, 高海燕, 王国祥, 杜大帆

Investment Casting Technology and Development Trend of Superalloy Ultra Limit Components
SUN Baode, WANG Jun, KANG Maodong, WANG Donghong, DONG Anping, WANG Fei, GAO Haiyan, WANG Guoxiang, DU Dafan
图2 全石英与石油焦改性型壳的样品对照和厚度对比[47]
Fig.2 Photograph and thickness comparison of full fused silica mold and needle coke modified mold[47]
(a) photograph of two mold samples
(b) thickness comparison of two mold samples on flat piece and at trailing edge