Direct 3D printing of metallic stays out of attain for the hobbyist for the time being, so casting is commonly the subsequent neatest thing, significantly given the constraints of 3D printed metals. [Denny] from Shake the Future reveals us the best way to simplify the method with “print wave metallic casting.”
Step one of printing a PLA object will appear acquainted to any 3D print to metallic course of, however the primary differentiator right here is pouring the funding casting on the printer construct plate itself. We like how he used some G-code to shake the construct plate to assist take away bubbles. As soon as the plaster solidifies, the plastic and mould are positioned within the microwave to melt the plastic for elimination.
The plaster is dried in an oven (or air fryer) after which [Denny] bolts the mould collectively for the casting course of. Including a vacuum helps with the floor end, however you may all the time polish the metallic with a beneficiant serving to of elbow grease.
If [Denny] appears acquainted, you would possibly bear in mind his very detailed breakdown of microwave casting. We’ve seen loads of completely different approaches to metallic casting through the years right here. Want a component in one other materials? How about casting concrete or resin?
Due to [marble] on the Hackaday Discord for the tip!
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