Monthly Archives: June 2010

Khan Academy

In case you haven’t come across Khan Academy already I highly recommend you take a look. Its a fantastic resource for all things worth knowing in an easy to digest medium, youtube. I only just came across this today and cant wait to brush up my … Continue reading

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What motivates an open source project?

Below is a fantastic short video that helps explain what motivates people to spend countless hours working on an unpaid open source project, such as developing a Reprap So it seems there are three key points that drive people to … Continue reading

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Granular HDPE extruder progress

Today in the little spare time I had I managed to make some progress on the granular HDPE extruder. Here are some photos. This an old, cheap, drill press that i’m using to hold the auger and rotate it. I’m … Continue reading

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Drill bit testing for a HDPE extruder.

Now that I have a small supply of food grade HDPE granules, my next task is to find a way of extruding it. I should point out that I’m not concerned with building an extruder that’s compact enough to go directly … Continue reading

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