[Tom] used a concrete-based mortar since he didn’t have ... The first attempt had some cracking and it looks like he may be pulled the mold too early. A second try with plaster gave much ...

Precast concrete, formed using reusable molds off-site within controlled settings ... report_id=bw8614 This off-site method is more efficient than traditional on-site casting due to the multiple uses ...

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 ...