[P] 第6分野　材料プロセッシング　P31～P36

[P66] Microstructural and Mechanical Behavior of Binder Jet Printed AISI D2 Tool

○Jong Wan Ko¹, Jeonghong Ha¹, Kyung Il Kim¹, Dae Geun Park¹ (1. Korea Institute of Industrial Technology)

キーワード：

3D Printing、Metal Binder Jetting、Sintering、Tool Steel、Heat Treatment

This study investigates AISI D2 tool steel fabricated by Binder Jetting Technology combined with optimized sintering and post-heat treatment. Near-full densification of 99.13% and a maximum tensile strength of 1.3 GPa were achieved through martensitic transformation and refined carbide distribution.