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PRODUCTION AND MACHINABILITY OF SiCp-REINFORCED AL-2014 ALLOY MATRIX COMPOSITES
I. CIFTCI,Y. SAHIN 한국트라이볼로지학회 2002 한국트라이볼로지학회 학술대회 Vol.2002 No.10
SiCp-reinforced metal matrix composites (MMCs) containing 8 wt% and 16 wt% of SiCp-reinforced with 30 and 45 ㎛ in sizes were prepared by a melt stirring-squeeze casting technique. Microstructural observation showed that particle distributions were reasonably well. Turning experiments were carried out on the composites using uncoated and triple-layer coated carbide tools at various cutting speeds under a constant feed rate and depth of cut. Coated tools indicated better performance than uncoated tools for all the materials while the poor surface finish was obtained for coated tools.