Fresh hacks every day
Take a gander at the part of this extruder head which looks like a chess pawn. It's the mounting bracket for the hot end and it's made out of ceramic. [Ed] came up with the idea to use ceramic to mount the hot end when trying to improve the design while keeping it rather simple and easy to assemble. The concept uses the thermal properties of the ceramic to insulate well enough to operate the … [Read more...]
Oh, we've been sitting on this one for a while. [Josef Prusa], brainchild behind what is probably the most popular 3D printer, has just unleashed a new hot end that is capable of printing objects in polycarbonate, PEEK, and nylon. This new hot end is completely made out of stainless steel - there are no plastic parts made out PTFE or PEEK to keep the heat from transferring up to the … [Read more...]
Imagine if you will for a moment, you're printing along on your Makerbot clone and all of a sudden your PTFE hot end melts, what are you going to do now? One solution is to mill your own all metal end from a bolt with some careful drilling. Or you could follow [Peter Jansen] who has made his own all metal hot end using the existing extruder. All that's required is some aluminum sheet and cutting … [Read more...]
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