@@ -6,6 +6,6 @@ Using a .030" diameter end mill with amorphous diamond coating (<a href='http://
Here is a 50% scale flexure (.010" beams, .015" gaps) machined from .020" thick Aluminum 2024 sheet using a .015" diameter end mill with amorphous diamond coating (<ahref='http://www.harveytool.com/ToolTechInfo.aspx?ToolNumber=72015-C4'>Harvey Tool 72015-C4</a>). This took about 8 minutes, but I think could be run faster.
Here is a paper about micromachining aluminum using tools with diamond-like coatings: <ahref='https://pdfs.semanticscholar.org/a9d5/532adaf5fa1b22940a921fc9cdf2ea76b555.pdf'>Diamond coatings for micro end mills: Enabling the dry machining of aluminum at the micro-scale, Heaney et. al.</a>