Specification for using Cassius as a mill?

There have been several inquires about specs for Cassius when used as a mill – so a general posting seemed in order.

In anticipation for Beta testing the mill just underwent a lot of changes. Each axis was grown by a few inches and a bunch of little things identified in early testing were fixed. We switched vendors for the laser cut parts and are currently waiting to get a quote from a laser cutting vendor to make sure there are no problems producing the new larger design. Should be soon. We are committed to no vaporware – so we wont post specs from our SolidWorks models alone. Instead, we are waiting until we have one of the new designs running will post specs measured off a running mill.

Also, all the pictures on the web site are of our current run of prototypes. We deliberately kept the number of shots of the new design to a minimum. Our plan is to post a number of detailed photos of the new design with the specifications. To be honest though, we only spray painted our current prototypes to easily color-code them with revisions (black box, blue box, red box, etc,). So another part of the reason we have been waiting on getting the new mills to go nuts with photos is we want to take pictures of one with a decent paint job.

Once we get some of the new version built there are also plans for destructive testing of a few mills testing rigidity, wear, glue strength, drop testing, and just generally trying to measure what it takes to break them. Up until now we have not had any real problems – but then we have been working with the units as prototypes and not doing things like intentionally dropping them on the floor. After destructive testing we plan on updating the specs again to reflect the results the tests, and add suggestions of worst-case usage.

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