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Studio in development — Est. 2026

InfillFab

Every object is mostly what you can't see. We design the structure inside first — the lattice that carries the load — and let the outer shell follow from it.

Layer height0.12 – 0.28mm
Infill range15 – 100%
OriginUnited Kingdom
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The part you never see is the part doing the work.

Slice open any printed object and you'll find a pattern — triangles, gyroids, honeycomb — engineered to hold weight with the least material possible. That hidden geometry is the whole idea behind this studio. We start every object from its infill outward, not its surface inward.

InfillFab is a small object studio, currently shaping its first line. What ships first will be simple, load-bearing, and built to be taken apart and understood.

P.01 Structure decided before surface.
P.02 Every gram of material earns its place.
P.03 Built to be taken apart and understood.
FIG.01 Gyroid infill 22% density

One shell, six ways to fill it.

We print the same 60mm test coupon six times, changing only the infill, then load each one to failure. Here's what we've learned so far about what each pattern is actually good for.

INF.01 Honeycomb

Honeycomb

Hexagonal cells spread load evenly in every direction — the standard choice when a part needs to be strong without being heavy.

Best for
Structural brackets Load-bearing mounts
Infill density 25%
INF.02 Concentric

Concentric

Rings that trace the part's own outline, flexing evenly with it rather than resisting it — built to give, not to hold firm.

Best for
Gaskets Flexible diaphragms
Infill density 30%
INF.03 Triangular

Triangular

Triangles don't deform under pressure the way squares or hexagons can — a dependable pick whenever a part needs to resist twisting.

Best for
Torsion-resistant parts Jigs & fixtures
Infill density 20%
INF.04 Gyroid

Gyroid

A continuous curved lattice with equal strength in every direction — it shrugs off repeated stress better than most patterns fatigue.

Best for
Cyclic-load parts Moving mounts
Infill density 18%
INF.05 Cubic

Cubic

A straightforward grid that balances strength and print time well — our default whenever there's no strong reason to pick anything else.

Best for
General-purpose parts Fast iterations
Infill density 22%
INF.06 Lightning

Lightning

Support only where the surface actually needs it, almost hollow everywhere else — built for speed and weight, not load.

Best for
Visual prototypes Non-structural mockups
Infill density 12%

Chosen per part, not per habit.

What's below is our regular rotation — not a ceiling. If a part needs something else, we'll source it or test it.

M.01

PLA

Polylactic acid

Rigid and low-warp with a clean matte finish — the most dimensionally accurate plastic we run, and our default for anything that lives indoors.

Strength
6/10
Flex
2/10
Heat res.
4/10
Best for
Prototypes Indoor fixtures Display pieces
M.02

PETG

Polyethylene terephthalate glycol

Tougher than PLA with a slight semi-gloss finish, and shrugs off moisture — our go-to the moment a part leaves the desk.

Strength
8/10
Flex
4/10
Heat res.
6.5/10
Best for
Outdoor brackets Functional parts Moisture exposure
M.03

ABS

Acrylonitrile butadiene styrene

A tough, impact-resistant workhorse that machines and sands cleanly — and can be vapor-smoothed to a glossy, seam-free finish.

Strength
7/10
Flex
3/10
Heat res.
6/10
Best for
Impact-resistant housings Machinable parts Glossy finish pieces
M.04

TPU

Thermoplastic polyurethane, 95A

Soft enough to flex and bounce back, with a matte, rubber-like feel that holds its shape under sustained load.

Strength
5.5/10
Flex
9.5/10
Heat res.
4.5/10
Best for
Gaskets & seals Grips Wearable parts
M.05

TPU-GF

TPU, glass-fibre reinforced

Glass fibre tames TPU's stretch without losing its cushioning — flexible enough to absorb impact, structured enough to hold a form.

Strength
6.5/10
Flex
7/10
Heat res.
5/10
Best for
Impact guards Semi-rigid mounts Protective cases
M.06

PC-CF

Polycarbonate, carbon-fibre reinforced

Our newest addition — a stiff, heat-resistant blend with a low-sheen black finish that holds its shape well past where most filaments give up.

Strength
9.5/10
Flex
1/10
Heat res.
9/10
Best for
Heat-stressed parts Load-bearing mounts Large enclosure-free prints
M.07

Resin

Standard photopolymer, SLA

Cured layer by layer under UV for a smooth, high-detail finish no FDM nozzle can match.

Strength
4.5/10
Flex
1/10
Heat res.
3/10
Best for
Fine detail Low-tolerance fits Miniatures
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Not limited to these

PETG-CF, ASA, nylon, specialty composites — if your part needs something specific, tell us and we'll source it or test it.

Ask about a material →

Have an idea, a bulk order, or a question about a part?

Tell us what you need — we build to order and we're happy to talk through process, tolerances, or materials.