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Effect of EMS Process on the Primary Si Refinement, Tensile and Fatigue Properties of Hyper-eutectic Al-15wt.%Si Alloy
과공정 Al-15wt.%Si 합금의 Primary Si 미세화와 인장 및 피로 특성에 미치는 EMS 공정의 영향
Min-Seok Baek, Tae-Hoon Kang, Jong-Ho Kim, Jun-Pyo Park, Kwangjun Euh, Kee-Ahn Lee
백민석, 강태훈, 김종호, 박준표, 어광준, 이기안
Korean J. Met. Mater. 2022;60(5):360-369.   Published online 2022 Apr 22
DOI: https://doi.org/10.3365/KJMM.2022.60.5.360

This study investigated the effect of the electromagnetic stirring (EMS) process on the microstructure and mechanical properties of hyper-eutectic Al-15 wt.%Si alloy. The tensile and high-cycle fatigue properties of the EMS Al-15wt.%Si alloy were examined and compared with conventional direct chill (DC) cast alloy. The initial microstructure of the as-cast..... More

Microstructure and Wear Properties of Al 7075 Alloy Manufactured by Twin-Roll Strip Casting Process
Twin-Roll Strip Casting 공정으로 제조된 Al 7075 합금의 미세조직 및 마모 특성
Kyoung-Wook Kim, Min-Seok Baek, Kwangjun Euh, Kee-Ahn Lee
김경욱, 백민석, 어광준, 이기안
Korean J. Met. Mater. 2021;59(12):870-879.   Published online 2021 Nov 19
DOI: https://doi.org/10.3365/KJMM.2021.59.12.870

Al 7075 alloy was manufactured using the twin-roll strip casting (TRC) process, and the mechanical and wear properties of the fabricated TRC process were investigated. To compare the properties of the alloy manufactured by TRC, another Al 7075 alloy was fabricated by conventional direct chill (DC) casting as a comparative..... More

                           Cited By 1
Effect of Co Leaching on the Vertical Turning Lathe Wear Properties of Polycrystalline Diamond Compact Manufactured by High Temperature and High Pressure Sintering Process
초고온·고압 소결 공정으로 제조된 다결정 다이아몬드 컴팩트(PDC)의 VTL 마모 특성에 미치는 Co 제거의 영향
Min-Seok Baek, Ji-Won Kim, Bae-Gun Park, Hee-Sub Park, Kee-Ahn Lee
백민석, 김지원, 박배건, 박희섭, 이기안
Korean J. Met. Mater. 2020;58(7):480-487.   Published online 2020 Jul 5
DOI: https://doi.org/10.3365/KJMM.2020.58.7.480

Polycrystalline diamond compact (PDC) has excellent wear resistance, high impact resistance, superior fatigue properties, and has been used in the oil and gas drilling industries. This study investigated the effect of Co leaching on the microstructure, vertical turning lathe (VTL) wear properties of PDCs manufactured by high-temperature and high-pressure (HTHP)..... More

Effect of Post Heat-Treatment on the Microstructure, Tensile and Fatigue Properties of Al 3003 Alloy Manufactured by Strip Casting Process
Strip Casting 공정으로 제조된 Al 3003 합금의 미세조직, 인장 및 피로 특성에 미치는 후열처리 영향
Min-Seok Baek, Kwangjun Euh, Chang-Yeol Jeong, Kee-Ahn Lee
백민석, 어광준, 정창열, 이기안
Korean J. Met. Mater. 2020;58(3):151-161.   Published online 2020 Mar 5
DOI: https://doi.org/10.3365/KJMM.2020.58.3.151

Al 3003 alloy was manufactured by strip casting process, and the effect of post heat-treatment on tensile and fatigue properties was investigated. The strip cast Al 300 alloy exhibited a unique globular shaped rapid-cooled solidification structure, and the microstructural characteristic remained after heat-treatment. Asstrip cast (F) and heat-treated (O) alloys..... More

                           Cited By 3
Effect of Diamond Particle Size on the Microstructure and Wear Property of High Pressure High Temperature (HPHT) Sintered Polycrystalline Diamond Compact (PDC)
초 고온・고압 소결된 다결정 다이아몬드 컴팩트의 미세조직 및 마모 특성에 미치는 다이아몬드 입자 크기의 영향
Min-Seok Baek, Hee-Sub Park, Jae-il Lee, Kee-Ahn Lee
백민석, 박희섭, 이재일, 이기안
Korean J. Met. Mater. 2017;55(11):790-797.   Published online 2017 Oct 31
DOI: https://doi.org/10.3365/KJMM.2017.55.11.790

A polycrystalline diamond compact (PDC) is a two-stage sintered body manufactured by placing diamond powders on a WC-Co hard material and then applying the high pressure high temperature (HPHT) sintering process. This study investigated the microstructure and wear properties of the PDC depending on initial diamond particle size. Three different..... More

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