Obtain a representative concrete sample from the revolving ... After initial curing and within 30 minutes upon removal from molds, start final curing by storing cylinders in a wet environment ...

That’s not the only use of the technique though, and perhaps one of the simplest is to use a 3D-printed mould for casting concrete. It’s what [ArtByAdrock] is doing in their latest video ...

[Thomas Sanladerer] wanted to create some molds using 3D printing for concrete and plaster. He used a delta printer with flexible filament and documented his process in the video below. If you ...