If you’re bored this weekend, go ahead and tear apart your old inkjet printer and grab a few pieces of aluminum. Then head over to Yvo de Haas’ website and get cracking. His new project, called Plan B, is an open source 3D printer that lets you print solid plastic objects by binding a thin layer of plastic powder with an old printer head.
How does it work? Well the Plan B is a 3DP printer which means it uses a little bit of glue to bind thin layers of gypsum powder. The head “draws” the layer in binder and then brushes away the excess. Then another layer of powder is placed and the system repeats itself ad infinitum until the object is built.
The printer has a layer height of 0.15mm to 0.2mm and prints fairly slowly, for now. However, considering it’s completely open source, uses off-the-shelf components, and…
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