Proof: Real Parts, Printed In-House

3D-printed concrete parts, the in-house benchmarks we use to characterize the process, the design and analysis behind the parts, the machines that make them, and a printing timelapse.

3D-printed concrete vessels
3D-printed concrete vessels.
Printed parts
Printed vessels

Printed vessels
3D-printed concrete vessels.
Printed vessels

Printed vessels
3D-printed concrete vessels.
Benchmark printing results

Benchmark printing results
Three different results of benchmark printing.
Bridge printing

Bridge printing
Bridge printing of fiber-reinforced cementitious materials.
Printed staircase

Printed staircase
A 3D-printed concrete staircase.
In-house testing & benchmarks
Benchmark artifacts

Benchmark artifacts
Temperature towers and the NIST Additive Manufacturing Artifact, shown with scale.
1:25-scale print

1:25-scale print
A 1:25-scale CF-PETG : cement composite print.
Design → analysis → print
CEMFORGE data

CEMFORGE data
PCA of the mix dataset, colored by compressive strength (97% explained variance).
Generative design

Generative design
Generative design model behind the printed staircase.
Topology optimization

Topology optimization
Load-path / topology study for the staircase.
Structural FEA

Structural FEA
Finite-element analysis (deformation) of a printed part.
The machines
M3-CRETE — system render

M3-CRETE — system render
CAD render of the M3-CRETE platform (our current system).
Printing in process

Printing in process
An earlier system (Geopolymer International Uplift, no longer sold) printing a part.
In-process thermal

In-process thermal
Live thermal-camera capture of a print at 77.4 deg. Background video on sunn3d.com and cemforge.ai.
Printing timelapse

Printing timelapse
Timelapse of a planter / retaining wall printing.
Acoustic
Spherene sound absorber

Spherene™ sound absorber
A printed sound-absorbing surface built with Spherene™ geometry. Spherene™ is a trademark of Spherene AG (spherene.io).