We would all like to 3D print in metal, but for now ... This process uses a rock tumbler, copper powder, and small ball bearings. The ball bearings hammer the copper into the part, cold welding ...

What are the EBM 3D printers on the market in 2025? We took a closer look at the top models that are available.

A study shows recycled concrete powders can replace up to 50% of Portland cement in 3D-printed mixes—cutting CO2 emissions by ...

A team of Penn State researchers has used a new 3D-printing method to produce ... alloys into multi-material laser powder bed fusion, such as Inconel and copper. More information: J.

You don’t think of hobby-grade 3D printing as a good method for creating rocket nozzles. But [Mister Highball] managed to create a copper nozzle using a common printer, a kiln, and some special ...