Increasing Solidification Rate of M2 High-Speed Steel Ingot by Fusible Metal Mold

Yan-Liang Ji, Wei Zhang, Xiao-Yang Chen, Jian-Guo Li

Fig. 2 Microstructures of the as-cast ingot made by FMM a, b, c, PMM d, e, f: a, d measured on the surface, b, e10 mm under the surface, c, f 25 mm under the surface