High-resolution 3D printing with ultra-fine layers ranging from 20 to 30 microns is currently the gold standard for intricate model fabrication. At Scantech VN, we utilize the proprietary Figure 4 (F4) technology from 3D Systems to bring micro-complex designs to life, delivering smooth surface finishes that conventional 3D printers simply cannot achieve.
Why are 20-30 Micron Layers the “Key” to High Resolution?
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In Resin 3D printing, layer height is inversely proportional to surface smoothness. Mastering the 20-30 micron threshold provides several superior advantages:
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Eliminating the “Staircase Effect”: At this resolution, layers are so thin that the human eye cannot detect layer lines, making the surface as smooth as an industrial injection mold.
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Reproducing Micro-Details: Intricate patterns, tiny text, or technical grooves on jewelry pieces are rendered with 1:1 precision compared to the CAD drawing.
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Optimizing Post-Processing Time: Because the surface is already exceptionally smooth, technicians no longer spend hours sanding and polishing, significantly accelerating production.
Figure 4 (F4) – A Breakthrough in Ultra-Fine 3D Printing

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While many printers on the market claim high resolution, maintaining stability at the 20-micron level across the entire print bed is a major challenge. High-resolution printing on the F4 stands out due to:
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Non-Contact DLP Technology: Enables ultra-fast printing speeds (often just over an hour per batch) while maintaining absolute accuracy.
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Perfect Uniformity: Whether printing a single piece or dozens at once, quality remains consistent at 20-30 microns across every position on the build tray.
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Advanced Materials (HI TEM 300-AMB): Combining thin layers with high-heat resistant resins creates functional prototypes that are rigid, durable, and aesthetically superior.
Comparison Table: Standard 100-Micron vs. F4 20-Micron Layers
| Feature | Standard Layers (100 Microns) | Ultra-Fine Layers (20-30 Microns) |
| Surface Finish | Visible layer lines | Smooth, flawless finish |
| Micro-Details | Likely blurred or distorted | Sharp to the finest detail |
| Post-Processing | Labor-intensive finishing | Ready for immediate use or casting |
| Applications | Basic models, concept prototypes | Jewelry, dental, micro-mechanical parts |
High-Resolution 3D Printing Applications at Scantech VN
With 14 years of experience partnering with enterprises, Scantech VN proudly offers thin-layer 3D printing for specialized fields:
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Jewelry Fabrication: Producing 3D printed wax patterns with maximum intricacy for gold and silver casting.
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Digital Dentistry: Printing dental models and surgical guides with an absolute snug fit.
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Electronics Manufacturing: Meeting the needs of micro-components that require high assembly precision.
High-resolution 3D printing is more than just a specification; it is a commitment to quality and professionalism. With 20-30 micron layering exclusively on the Figure 4, Scantech VN empowers your business to elevate product standards, optimize costs, and lead in technological trends.
CONTACT US NOW
Do you have a complex design? Contact Scantech VN today to experience the difference of 20-micron prototyping!
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Hotline: 0904 985 139 / 0862 170 366
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Email: ktscantech@gmail.com
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Website: https://scantechvn.com
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Fanpage: facebook.com/scantechvn
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Showroom: BT6-30 Ngoại Giao Đoàn, Xuân Đỉnh, Hà Nội.
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