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Clear plastic component being produced using an SLA (Stereolithography) 3D printer.

SLA – Stereolithography

High-Resolution SLA 3D Printing Services - Ideal for 3D Printing for Medical Devices and Rapid Prototyping

What is SLA 3D Printing?

SLA 3D printing operates by solidifying liquid photopolymer resin layer by layer using UV light. After completion, the object is rinsed to eliminate excess resin and cured, often involving additional UV exposure, to enhance the object’s final properties.

SLA 3D printing offers exceptional precision and the ability to produce highly intricate parts with smooth surface finishes, making it ideal for applications such as rapid prototyping, dental models and artistic designs.

As the first NEO450s service in the UK, this brand-new SLA 3D printing service system at IPFL boasts remarkable surface quality, accuracy and detail for parts in a 450x450x400mm envelope. The exceptional part quality and production speeds can be utilised for product development, prototyping, props, rapid tooling and master patterns. The British-engineered machine, coupled with advanced software development, enables the new NEO to create complex geometries and finely detailed parts. This makes our SLA 3D printing opportunities ideal for all sorts of intricate and detailed applications, allowing you to create creative and precise artistic designs.

Coloured textured resin vat lenses used in SLA 3D printers to evenly distribute UV light during resin curing.
Illustration of an SLA 3D printer with a build platform lifting from a resin vat during the printing process Resin based

SLA 3D Printing Services

SLA build volume blue Build Volume: 450 x 450 x 400 mm
SLA resolution blue Resolution: 80 µm
SLA layer height blue Layer Height: 50 - 100 µm
SLA feature size blue Minimum Feature Size: 0.6 mm
SLA tolerances blue Tolerances: ± 0.1% (lower limit ± 0.1mm)
SLA materials blue Materials: Rigid Clear
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How does the SLA 3D printing process work?

SLA 3D printing (Stereolithography) uses an 80µm UV laser to selectively cure photopolymer resin layer by layer, creating highly detailed plastic parts with exceptional surface finish and precision.

The SLA 3D printing process begins with a liquid resin in a tank. A UV laser traces each layer of the part, hardening the resin where needed. The build platform then moves slightly, allowing the next layer to be cured on top. This is repeated until the full part is formed.

Layer thicknesses are typically between 50–100 microns and can be adjusted to balance speed, resolution, and accuracy.

SLA 3D printing is ideal for High-resolution prototypes, Medical models and device components, Microfluidic parts and fine features, Visual models and presentation-grade parts & Complex geometries requiring smooth surfaces

With its sharp detail, tight tolerances and clear material, SLA 3D printing is the perfect choice for precision applications across a range of industries, including medical, electronics, product design and research sectors.

sla 3d printing technology

Why use our 3D print SLA service?

Superior Resolution and Detail – SLA 3D printing captures intricate design details with unparalleled precision.
Consistent Results - SLA technology delivers uniformity and repeatability, ensuring consistent high-quality prints.
Clean and Smooth Finish – An SLA 3D printing machine results in smooth finishes, minimising the need for extensive post-processing.
Minimal Material Wastage - SLA 3D printing is eco-friendly, using resin efficiently and minimising material waste.
Fast Prototyping with Accuracy -SLA printers offer fast and precise solutions ideal for dentistry, jewellery, and prototyping.
Broad Application Spectrum - SLA printing is versatile and precise, serving various sectors, including healthcare and art.
Contact us for a quote or talk to our accessible UK-based applications engineers and 3D Print Service team. Kick off your SLA 3D print project within hours with our immediately accessible services tailored to your needs.
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Advantages of SLA 3D Printing

SLA (Stereolithography) 3D printing is a leading technology for producing high-resolution plastic parts with outstanding surface finish and fine detail. Using a UV laser to cure layers of liquid resin, SLA 3D printing creates smooth, accurate components, ideal for both visual models and functional prototypes.

SLA 3D printing is perfect for low-volume production, engineering development, and precision applications where detail and finish matter.


Key Benefits of SLA 3D Printing

  • Exceptional Detail & Resolution – Achieve ultra-fine features and sharp edges
  • Smooth Surface Finish – Ideal for visual models, fit testing, or customer-facing parts
  • High Accuracy – Tight tolerances and dimensional precision for complex geometries
  • Material Versatility – Options include clear resins, biocompatible resins, and engineering-grade materials
  • Functional Prototypes – Test-fit, form, and function with strong and detailed components
  • Micro Features – Ideal for microfluidics, medical components, and intricate designs
  • Fast Turnaround – Rapid production with minimal setup for prototyping or short runs

Engineered for Precision

Our SLA 3D printing service delivers parts that are:

  • High-resolution and accurate
  • Clean and presentation-ready
  • Consistent and repeatable
  • Suitable for testing, fitting, or low-volume production use

Ready to Print?

Upload your CAD file to get a fast quote and see how our SLA 3D printing services can bring your design to life with unmatched precision and clarity.

SLA 3D printed large lens

SLA 3D Printing Material Properties

SLA CLEAR
Strength
Flexibility
Temperature Resistance

Other 3D Printing Materials

SLA CLEAR

Our clear SLA material is produced at high resolution in all axes giving an incomparable surface finish straight from the SLA 3D printing machine.
Appearance
Clear
Toughness
Flexibility
Temperature Resistant
Technical Information
SLA 3D printed plastic prototype

BMF Formula1µ

Formula1 by Mechnano is a static-dissipative resin formulated for micro 3D printing applications. It includes a stable dispersion of discrete functionalized carbon nanotubes to achieve consistent static dissipative properties.
Appearance
Black
Toughness
Flexibility
Temperature Resistant
Technical Information

BMF FR Resin

BMF FR Resin is a flame-retardant material developed for micro 3D printing applications. It offers high heat resistance and achieves a UL94 V-0 flammability rating at 2.0 mm, making it suitable for precision components used in demanding electronic, industrial and high-temperature environments.
Appearance
Black
Toughness
Flexibility
Temperature Resistant
Technical Information

BMF HT-200

BMF HT-200 is a high-temperature resin developed for micro 3D printing applications. It can withstand temperatures up to 200°C while maintaining high strength and durability, making it suitable for precise end-use components in demanding thermal environments.
Appearance
Transparent Yellow
Toughness
Flexibility
Temperature Resistant
Technical Information
Medical 3D printing example: BMF MED biocompatible resin components with translucent finish for medtech applications

BMF MED 3D Printing Material for Medical Applications

PEEK (polyetheretherketone) is a high-performance plastic utilised for applications requiring chemical and water resistance as well as high temperature applications.
Appearance
Toughness
Flexibility
Temperature Resistant
Technical Information

FDM ABS-ESD7

ABS thermoplastic with static dissipative properties for applications where a static charge can damage products.
Appearance
Toughness
Flexibility
Temperature Resistant
Technical Information
Electronics Manufacturers - Essex UK

FDM ABS-M30

Ideal material for conceptual modelling, functional prototyping, manufacturing tools and end-use-parts.
Appearance
Various
Toughness
Flexibility
Temperature Resistant
Technical Information
FDM ABS M30 for Conceptual Modelling

FDM ASA

Now you can build consistently high-quality parts, with exceptional UV stability and the best aesthetics of any FDM thermoplastic.
Appearance
Various
Toughness
Flexibility
Temperature Resistant
Technical Information
FDM 3D Printing Service UK

FDM PC-ISO

PC-ISO is an industrial thermoplastic, which in its raw state, is bio-compatible (ISO 10993/USP Class VI) and can be gamma or EtO sterilized.
Appearance
White
Toughness
Flexibility
Temperature Resistant
Technical Information
FDM PC-ISO

FDM ULTEM 1010

Manufacture out-of-cabin aerospace components and under-the-hood automotive components.
Appearance
Tan
Toughness
Flexibility
Temperature Resistant
Technical Information
FDM ULTEM 1010

FDM ULTEM 9085

ULTEM™ 9085 resin is a flame-retardant high-performance thermoplastic for digital manufacturing and rapid prototyping. It is ideal for the transportation industry due to its high strength-to-weight ratio and its FST (flame, smoke and toxicity) rating.
Appearance
Black or Tan
Toughness
Flexibility
Temperature Resistant
Technical Information
FDM Ultem 9085

HP MJF NYLON12

Produce strong, functional, detailed and complex parts at a fraction of the cost. PA 12 is engineered to produce final parts with dimensional accuracy. Robust thermoplastic for high-density parts with balanced property profiles and strong structures.
Appearance
Available in Grey or dyed Black
Toughness
Flexibility
Temperature Resistant
Technical Information
PRODUCTION 3D PRINTING

HP MJF TPU

TPU (thermoplastic polyurethane) is a high flexibility material which is a perfect choice for many applications. Resistant to many chemicals and with high resistant, this high performing material is ideal for seals, gaskets, housings and protection shrouds among other parts.
Appearance
Grey or black
Toughness
Flexibility
Temperature Resistant
Technical Information
HP MJF TPU

HTF MICRO

HTF Micro is a high-performance photopolymer resin used with BMF's Projection Micro Stereolithography (PµSL) platform. Combining high-temperature resistance, toughness, and biocompatibility in a single material, it is a popular choice for demanding micro-precision applications across medical, aerospace, and electronics industries. Perfect material for 3D micro printing.
Appearance
Transparent Yellow
Toughness
Flexibility
Temperature Resistant
Technical Information
Medical 3D printing example: BMF MED biocompatible resin components with translucent finish for medtech applications

MICRO BIO

BIO Resin is designed for non-implantable medical use, meeting ISO 10993 standards. With sterilization capability and proven biocompatibility, it ensures safe, reliable medical-grade parts.
Appearance
Transparent Yellow
Toughness
Flexibility
Temperature Resistant
Technical Information
micro 3d printed serpentine mixer

MICRO HIGH TEMP 300

HI TEMP 300 redefines heat resistance with an HDT surpassing 300°C. Perfect for demanding thermal environments, this translucent amber plastic offers unmatched reliability without requiring secondary thermal post-cure.
Appearance
Transparent Yellow
Toughness
Flexibility
Temperature Resistant
Technical Information

MICRO HTL

High-performance material with great stiffness and heat resistance that can tolerate temperatures of up to 114°C. Utilised in load bearing applications, HTL delivers exceptional strength, stiffness, and heat resistance, offering up new choices in tooling, dies, and fixtures for precision components.
Appearance
Black or Transparent Yellow
Toughness
Flexibility
Temperature Resistant
Technical Information
Electronics Manufacturers

MICRO RG

A durable engineering material that may be used to print working end-of-life parts. It is biocompatible, with low water absorbtion, and may be used for a variety of applications such as electrical casings, medical devices, snap fittings, and functional prototypes.
Appearance
Transparent Yellow
Toughness
Flexibility
Temperature Resistant
Technical Information
Micro RG 4

MICRO ST1400

High toughness and elongation properties, this material is tailor-made for projects requiring resilience, especially in snap-fit applications
Appearance
Transparent Yellow
Toughness
Flexibility
Temperature Resistant
Technical Information

MICRO TOUGH

Tough redefines additive manufacturing with its blend of strength, durability, and precision, ensuring reliable performance across diverse applications, from prototypes to specialized components.
Appearance
Transparent Yellow
Toughness
Flexibility
Temperature Resistant
Technical Information

MICRO TOUGH CARBON

Tough Carbon elevates 3D printing, merging the strength of our tough resin with carbon nanoparticles for optical precision, ideal for advanced optics.
Appearance
High Opacity Black
Toughness
Flexibility
Temperature Resistant
Technical Information

SLA/DLP BioMed

BioMed Clear is a transparent, biocompatible photopolymer resin developed for medical 3D printing applications where optical access, precision, and regulatory compliance are critical. Processed on Formlabs SLA/DLP systems, it enables high-resolution parts with tight tolerances, suitable for both functional prototyping and production-grade medical components.
Appearance
Clear
Toughness
Flexibility
Temperature Resistant
Technical Information
SLA/DLP BioMed Clear