Copper induced direct CO2 laser drilling blind hole with the aid of brown oxidation for PCB CCL
Sign Up to like & getrecommendations! Published in 2019 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2019.02.050
Abstract: Abstract CO2 laser drilling of blind hole is the necessary process to obtain high-density connection between different conductive layers for printed circuit board (PCB). A copper induced direct CO2 laser drilling blind hole was proposed… read more here.
Keywords: microscopy; co2 laser; copper; oxidation ... See more keywords
Research on sapphire micro-blind-hole machining based on femtosecond laser
Sign Up to like & getrecommendations! Published in 2020 at "Ferroelectrics"
DOI: 10.1080/00150193.2020.1760607
Abstract: Abstract The experiment of micro-blind-hole processing of sapphire by a femtosecond pulsed laser with a wavelength of 1030 nm, repetition frequency of 100 kHz and pulse width of 290 fs was carried out to study the effects… read more here.
Keywords: femtosecond; micro blind; blind hole; sapphire ... See more keywords
A green cleaning technology for blind hole remanufacturing blanks with supercritical n-butanol
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture"
DOI: 10.1177/09544054221111883
Abstract: This paper aims to solve the problem of incomplete cleaning for blind hole remanufacturing blanks and damaging the matrix material in the cleaning process, a novel cleaning method by supercritical n-butanol is proposed. The feasibility… read more here.
Keywords: blind hole; hole remanufacturing; matrix material; remanufacturing blanks ... See more keywords
Analysis of the surface roughness for novel magnetorheological finishing of a typical blind hole workpiece
Sign Up to like & getrecommendations! Published in 2019 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/0954406218776036
Abstract: In modern high-performance machinery, parts which are highly finished and dimensionally accurate play a vital role. Surface finish enhances characteristics like wear, corrosion, pitting, and oxidation resistance of the surfaces. A novel magnetorheological polishing process… read more here.
Keywords: surface roughness; surface; workpiece; blind hole ... See more keywords