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Authors Muhammad Imran, Agung Shumsuddin Saragih, Muhammad Sana Ullah Sahar, Tae Jo Ko
Publication Name The International Journal of Advanced Manufacturing Technology
Abstract

This paper presents the development of a digital maskless lithography process and its capabilities for micro-feature fabrication using biomachining as a metal removal process. The maskless lithography system was developed using a DLP projector and is used to fabricate arrays of micro-sized geometric features. Square shapes were produced in dimple and pillar modes, and the smallest widths were 60 and 50 ?m, respectively. For line features, the smallest width of 35 ?m was produced with a maximum gap of 60 ?m. Micro-features with a high density of 140 dimples per square millimeter were also produced. Geometric dimple shapes were biomachined on iron, and tribology analysis was performed. The coefficients of friction were compared for workpieces with and without surface textures and for different dimple shapes

Publisher Springer Verlag
ISSN 0268-3768
Page 3709-3719
Volume 89
Impact Factor (JCR) 2.209
SJR 0.967
Ranking Quartile Q1
Website https://link.springer.com/article/10.1007/s00170-016-9317-6