3D resin printing (SLA) is a high-precision additive manufacturing technology based on photosensitive resin materials. This process uses UV lasers or projected light to cure liquid resin layer by layer, producing complex geometries with excellent surface finish. Compared to traditional FDM (Fused Deposition Modeling) 3D printing, resin printing offers superior precision, surface quality, and detail reproduction, making it widely used in product development, healthcare, jewelry, and industrial manufacturing.
Key Technical Feature
Process Principle
Selective UV curing of liquid photopolymer resin
Material Options
Standard resin, engineering resin, flexible resin, ABS, PC, PMMA, PA
Post-Processing
Washing, post-curing, sanding, painting, etc.
Advantages
3D Resin printing is very fast, and once the program is set up, it can be processed all day long, making it a good choice for prototype testing.
Ultra-High Precision & Detail Reproduction
--Capable of printing micron-level fine structures (e.g., dental models, micro gears)
--Surface smoothness Ra 0.8-1.6μm, far superior to FDM printing
--Ideal for intricate hollow structures, thin walls (≥0.2mm), and fine texture
Rapid Prototyping, Accelerating Development
--From design to finished part in hours to 2 days
--No tooling required-direct printing of prototypes speeds up iterations
Cost-Effective for Small-Batch Production
--No mold costs-fixed per-unit pricing ideal for mass production
--High material utilization with minimal waste
Unmatched Design Freedom
Supports complex geometries, internal cavities, living hinges, and other hard-to-machine features
Typical Applications
Product Development & Prototyping
--Functional Prototypes: Fit checks, mechanical testing
--Aesthetic Models: High-fidelity display samples
01
Medical & Dental
--Surgical Guides: Patient-specific alignment
--Dental Models: Clear aligners, implant positioning
--Prosthetics & Orthotics: Custom medical devices
02
Jewelry & Art
--Investment Casting Patterns: For lost-wax metal casting
--Detailed Sculptures: Rapid production of intricate artworks
03
Industrial Manufacturing
--End-Use Parts: Lightweight brackets, connectors
--Injection Molds: Rapid mold core/cavity fabrication
04
Electronics & Consumer Goods
--Housings & Buttons: High-quality appearance prototypes
--Micro Components: Sensor casings, precision gears
05
Customized Service
We offer full-service 3D resin printing solutions:
File Support
--Accepts STL, STEP, or other 3D formats
--Provides design optimization advice (e.g., wall thickness, supports)
Material Selection
Transparent, colored, and specialty materials: ABS, PC, PMMA, PA
Post-Processing
Sanding/Polishing: Mirror-like finish
Painting/Plating: Metallic or colored coatings
Assembly/Machining: Drilling, bonding, etc.
Batch Production
Small-batch orders (1-1000 units) with fast turnaround
Our craftsmen will first polish the parts smooth---painting/electroplating/silk-- screen/anodizing--QC inspection
Surface Finish Options
|
Treatment |
Result |
Applications |
|
Sanding/Polishing |
Glass-smooth surfaces |
Display models, clear parts |
|
Painting |
Uniform matte/gloss colors |
Appearance prototypes, consumer electronics |
|
UV Curing |
Enhanced hardness/weather resistance |
Functional parts, outdoor use |
|
Laser Engraving |
Text/logo marking |
Branding, serial numbers |
FAQ
Why Choose Strongd 3D Resin Printing?
- Industrial Equipment: Guarantees precision/reliability
- Extensive Materials: From standard to specialty resins
- End-to-End Finishing: All surface treatments available
- Rapid Support: Expert team from design to delivery
Contact us now for a free consultation & quote!
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