Our SLA 3D printing service

Production capacity

Maximum build size

145 × 145 × 175 mm (5.7" x 5.7" x 6.8")

Standard lead time

6 business days

Dimensional accuracy

± 0.5% with a lower limit of ± 0.15 mm (± 0.006")

Layer height

25-100 um

Why Utilize an SLA 3D Printing Service for Resin Parts?

When the objective is fabricating polymer parts where precision and finish are paramount, SLA 3D printing services stand out as an elite choice. This process, renowned for its exceptional detail resolution and superior surface quality, is pivotal in producing intricate molds, high-definition casts, detailed display models, accurate product prototypes, complex architectural models, and sophisticated art pieces. The robustness of certain resin materials further extends the utility of SLA technology to applications necessitating toughness, durability, wear and flame resistance, or flexibility.

SLA Technology: A Deep Dive into the Process

The intricacies involved in creating custom SLA prototypes begin with an ultraviolet laser precisely tracing and solidifying patterns onto a vat of liquid thermoset resin. With each layer meticulously cured, the build platform lowers incrementally to accommodate the application of the next resin layer. Such fidelity ensures that even the most complicated designs are rendered with absolute clarity and structural integrity.

Post-production, these parts undergo specialized cleaning processes to remove any uncured resin. Manual support removal and a UV curing cycle are integral steps that follow, enhancing the longevity and performance of the final product. It is this rigor in fabrication and finishing that makes SLA-printed parts indispensable in scenarios where material properties and part accuracy cannot be compromised.

The Value of Precision in SLA 3D Printed Resin Prototypes

For entities seeking components that exhibit both aesthetic elegance and functional precision, SLA 3D printing delivers on both fronts. The technology’s capacity for capturing every nuance of a design brief translates to prototypes and parts that not only embody the envisioned concept but are also ready for real-world application upon completion.

Adopting SLA 3D Printing Services

Incorporating an SLA 3D printing service into the manufacturing workflow offers access to a wide spectrum of resin materials, ranging from flexible and rubber-like to sturdy, engineering-grade options. Unlike standard consumer-grade 3D printers, which may produce parts that lack in resilience and durability, professional SLA services ensure that each component—no matter how complex—is crafted to meet exacting standards and performs optimally under the designated conditions.

Final Thoughts on Professional SLA Printing Solutions

Engaging with professional QSY SLA 3D printing services is a move towards impeccable quality and efficiency in parts production. These services provide the expertise, advanced equipment, and material choices necessary to bring even the most challenging projects to fruition, ensuring that precision-engineered parts are not only possible but are delivered with consistency and excellence.

Advantages of SLA

Material Selection

QSY offers a vast material selection with a range of properties, as well as the ability to print multiple materials and simulate overmolds.

Complex Geometry

Creates complex shapes with a high degree of precision that would otherwise be impossible to build via traditional manufacturing processes.

Rapid Turnaround

Because SLA can create complex and multi-material parts in a single operation, significantly less build time is needed vs. traditional manufacturing.


We use the latest generation of SLA technologies to meet tolerances of +/- 0.004” or +/- 0.001” per inch, whichever is greater, and offer both normal and high resolution prints. Please see our Manufacturing Standards for more details.

Applications of SLA

Prototyping and low/mid volume production parts

Functional testing

Jigs and manufacturing aids

Trade show and exhibition models



QSY offers a wide selection of metal and plastic materials with various color, infill, and hardness options.These materials are matched to an extensive list of manufacturing capabilities to meet the specific requirements of your projects. View our complete list of materials.


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Learn all you need to know about 3D printing in 30 minutes or less. Whether you are just getting started or you’re an experienced engineer, you’ll find this guide packed with useful tips and information.

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Rapid Prototype Tooling

Rapid Prototyping

Direct Manufacturing

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What is SLA (Stereolithography) 3D printing?
SLA (Stereolithography) 3D printing service is a high-precision 3D printing technology that uses a laser to cure liquid resin into solid layers. The process involves designing the model using CAD software, setting the printing parameters, printing the model by curing each layer of resin with a laser, and post-processing by removing excess resin and curing the model with UV light. SLA 3D printing is known for its high accuracy, fine details, and smooth surface finish. It is commonly used in industries such as jewelry, dental, and automotive for producing high-quality parts, prototypes, and functional models.

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