Mastering the Art of Color Transitions in 3D Concrete Printing
Vertico's latest experiments use robotic printing to control color in concrete. A color injection system creates gradient effects directly during 3D printing, layer by layer, so concrete becomes an expressive design material as well as a structural one.
Color control in robotic concrete printing
Gradient columns
These prototype columns show bright transitions and dynamic striping, created by controlling pigment injection in real time. Each column is a one-off sculptural form.
The same approach could bring color gradients into façades, installations or public art. It builds on earlier work in printing with color.
Pigment injection with parametric geometry
The printhead speed is adjusted for each stripe, which fine-tunes both material deposition and the color transition. This gives designers working with parametric architecture and robotic fabrication a new set of controls.
Concrete as a medium for expression
We see this as a step in how concrete can carry storytelling and visual identity in urban and cultural spaces, beyond a technical upgrade.
Why color matters in architecture
Color-rich structures support wayfinding, visual engagement and site-specific identity. Think of printed benches with built-in gradients, or public art whose hues mirror its natural surroundings.
The Line of Beauty and Grace bench shows design-led 3D printing in a public setting. For a broader view, read how 3D printed urban furniture brings customization and sustainability to public spaces.
Technical insights from the color station
Flow rates for layered pigment gradients
We tested different injection speeds to see how the pigment disperses through the printed layers. The definition of each stripe comes from careful tuning between robot speed, nozzle pressure and material viscosity.
Print speed and material timing
With Vertico's modular 3D concrete printing system, these processes can be adapted for future installations where color is printed in rather than painted on.
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