Printing technology

SLA

Stereolithography

SLA printers use a UV laser that traces across a vat of liquid resin, curing it layer by layer. The result is an exceptionally smooth surface and high accuracy, which suits delicate parts, appearance models and products that need a high-quality finish.

High accuracy and resolution

Exceptionally smooth surface finish

A range of engineering and dental resins

Suited to fine, delicate detail

A printed part rising out of a vat of liquid photopolymer resin in an SLA printer

Manufacturers and systems

Formlabs

Material families available

Standard ResinTough ResinClear ResinFlexible Resin

Materials available in SLA

11 materials available in this technology

Applications
Properties
Material family
Manufacturer
Flexible 80A Resin V2 — Black (matte)
Flexible 80A Resin V2
Formlabs
SLA · Elastomer

Flexible 80A Resin V2 is an elastomeric 3D printing material that competes with the look,…

Rubber-like flexibilityhigh reboundhigh tear strength
White Resin V5 — White (bright, matte)
White Resin V5
Formlabs
SLA · Photopolymer

An exceptionally bright white general-purpose resin, offering an optimal balance of high p…

Rigidpresentation-ready finishfine detail
Grey Resin V5 — Grey (matte)
Grey Resin V5
Formlabs
SLA · Photopolymer

Grey Resin V5 is the most versatile general-purpose resin, offering an optimal balance of…

Rigidpresentation-ready finishfast printing
Clear Resin V5 — Clear / transparent
Clear Resin V5
Formlabs
SLA · Photopolymer

Clear Resin V5 is an exceptionally clear, colour-neutral general-purpose resin, offering a…

Optically clearrigidfast printing
Black Resin V5 — Black (matte)
Black Resin V5
Formlabs
SLA · Photopolymer

Black Resin V5 is a rich, deep black general-purpose resin, offering an optimal balance of…

Rigidrich matte finishfast printing
Fast Model Resin — Grey (matte)
Fast Model Resin
Formlabs
SLA · Photopolymer

Fast Model Resin is Formlabs’ fastest resin, capable of printing at over 100 mm per hour.…

Ultra-fast printingdental-gradeflexible resolution
Tough 1000 Resin — Grey (dark, matte)
Tough 1000 Resin
Formlabs
SLA · Engineering photopolymer

A flexible, impact-resistant material whose toughness competes with high-density polyethyl…

HDPE-like toughnesshigh elongationfatigue resistant
Tough 1500 Resin V2 — Grey
Tough 1500 Resin V2
Formlabs
SLA · Engineering photopolymer

A stiff yet flexible material whose toughness competes with polypropylene (PP), with excep…

Living-hinge capablerigid yet flexibledurable jigs & fixtures
Tough 2000 Resin V2 — Grey (dark, matte)
Tough 2000 Resin V2
Formlabs
SLA · Engineering photopolymer

A stiff, strong material whose toughness competes with ABS, with high heat and creep resis…

ABS-like strengthhigh toughnessproduction-ready finish
Rigid 4000 Resin — White
Rigid 4000 Resin
Formlabs
SLA · Glass-filled photopolymer

Rigid 4000 is a heavily glass-filled resin with a smooth, polished finish, intended for st…

Glass-filledhigh rigidityminimal deflection
Alumina 4N Resin — Greyish-white in the green state; white after sintering
Alumina 4N Resin
Formlabs
SLA · Ceramic-filled photopolymer

A 99.99% pure technical ceramic with exceptional performance in extreme environments: heat…

Technical ceramicextreme heat resistanceelectrical insulator

Not sure which material fits?

We are glad to advise on the material and the technology that suit your project.

A wide range of materials

Advanced materials across the full span of industrial uses

Engineering advice

We help you choose the material that fits the project

Quality without compromise

Genuine, verified materials and rigorous quality checks

Fast lead times

Quick production and delivery on time, keeping your schedule

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