Dental Models
Physical models created from digital geometry for laboratory handling, review and downstream model-based work.
YIDIMU · ETERNAL SERIES · DENTAL LAB WORKFLOWS
Eternal D1 Dental Resin 3D Printer
A 10.1-inch 14K resin 3D printer for professional dental laboratory model workflows, from digital file preparation and resin matching through printing, washing, complete drying, UV post-curing and final inspection.
Dental-use boundary: printer capability and image resolution do not establish the intended use, biocompatibility or regulatory suitability of a resin. Material-specific documentation and validated post-processing must be reviewed for the intended task.
10.1-inch · 14K13320 × 5120 screen resolution
223 × 126 × 290 mmBuild volume
X 16.8 / Y 24.8 μmNominal XY pixel pitch
405 nm UVPhotopolymer wavelength
Built around the laboratory model, not a medical claim.
Evaluate geometry, resin behavior, support strategy and the finished post-processed model together.
BUILT FOR DENTAL LABORATORY WORKFLOWS
Move digital dental models into a controlled production workflow.
The Eternal D1 is positioned for dental laboratory model production where the printer is one part of a larger process. Model geometry, orientation, resin selection, exposure settings, washing, complete drying, UV post-curing, finishing and inspection can all influence the final output.
01
Dental model production
Working and study models that need clear geometry, controlled processing and practical inspection.
02
Orthodontic model workflows
Model-based workflows where arch geometry, base design, orientation and repeatable finishing matter.
03
Detailed laboratory models
Fine model structures for laboratory evaluation without equating screen resolution with clinical suitability.
04
Batch model production
Multi-model layout planning considered together with downstream washing, drying, curing, finishing and inspection capacity.
REPRESENTATIVE APPLICATIONS
Focus on model workflows that can be evaluated with real files.
These application categories describe laboratory model production. Any patient-contact or regulated dental indication requires the correct material, documentation and validated process for that specific intended use.
Orthodontic Models
Arch and alignment-related model production where build orientation, base design and finishing consistency should be standardized.
Detailed Laboratory Models
High-detail model tasks that benefit from a fine pixel pitch but still require process validation for dimensional performance.
Batch Model Production
Plan the complete build-to-inspection cycle rather than judging production capacity from a headline speed figure.
LAB CAPACITY
One build is only one part of throughput.
Model count per build, orientation, print time, washing capacity, drying time, curing capacity, support removal, finishing and inspection all contribute to practical laboratory output.
DENTAL WORKFLOW
Control the process from the digital file to final inspection.
A dependable laboratory workflow is a chain. Changes in one stage can affect the condition of the model that reaches the next stage.
01Digital File
Confirm model geometry, scale and file integrity.
02Build Preparation
Set orientation, supports, spacing and layout.
03Resin Matching
Match printer, resin, task and documentation.
04Printing
Use validated settings for the selected resin.
05Washing
Remove uncured surface resin according to material guidance.
06Complete Drying
Do not move wet or solvent-loaded parts directly into final curing.
07UV Post-Curing
Follow the resin-specific validated curing process.
08Finishing
Remove supports and finish surfaces consistently.
09Final Inspection
Inspect dimensions, surfaces and task-specific features.
Recommended sequence for evaluation: file → build planning → resin matching → printing → washing → complete drying → UV post-curing → finishing → inspection.
DETAIL & DIMENSIONAL EVALUATION
14K resolution is not the same as finished-model accuracy.
The 13320 × 5120 screen resolution and nominal X 16.8 μm / Y 24.8 μm pixel pitch describe the imaging system. They do not, by themselves, define the dimensional accuracy of a finished dental model.
Screen resolution
Describes the pixel count of the exposure display.
XY pixel pitch
Describes nominal image-plane sampling dimensions, not a guarantee of finished-part tolerance.
Finished model result
Depends on calibration, exposure, resin behavior, geometry, orientation, supports, washing, drying, UV post-curing, finishing and measurement method.
Validate the geometry that matters. Use a representative dental or orthodontic model and measure critical features after the full post-processing workflow, not immediately after printing.
BATCH LABORATORY PRODUCTION
Plan capacity around the complete model flow.
A printer can be idle while washing, drying, curing or inspection becomes the constraint. For recurring laboratory work, assess the balance of every station rather than relying on theoretical print speed alone.
Build layout
Count representative models per build and account for orientation, spacing and support requirements.
Post-processing capacity
Match washing, complete drying and UV post-curing capacity to the number and size of models leaving each build.
Finishing and inspection
Include support removal, surface finishing, dimensional checks and handling time in the production plan.
SYSTEM FEATURES
Verified D1 characteristics for model-focused workflows.
The page emphasizes confirmed system characteristics and avoids extending a printer specification into unverified medical, material or treatment claims.
14K
10.1-inch monochrome imaging system
13320 × 5120 screen resolution for fine image sampling across the build area.
223 × 126
Model layout area
A 223 × 126 mm XY build area supports full-arch and multi-model layout evaluation.
290 mm
Z-axis build height
Provides vertical capacity for taller model geometries and selected non-dental detailed parts.
405 nm
Photopolymer wavelength
Resin compatibility still needs to be confirmed for the printer, exposure profile and intended laboratory task.
STL / OBJ
Common model-file inputs
Supports standard model preparation workflows before slicing and build planning.
CHITUBOX
Slicing workflow
Current reference material lists CHITUBOX and CHITUBOX Pro for preparation of printable jobs.
TECHNICAL SPECIFICATIONS
Eternal D1 specifications used on this page.
Only fields supported by the current D1 reference material are included below. Finished-model dimensional performance should be confirmed by representative sample validation.
- Model
- Eternal D1
- Printing technology
- LCD mask-based light-curing / vat photopolymerization
- Screen
- 10.1-inch monochrome LCD, 14K
- Screen resolution
- 13320 × 5120
- Build volume
- 223 (L) × 126 (W) × 290 (H) mm
- Nominal XY pixel pitch
- X: 16.8 μm · Y: 24.8 μm
- UV wavelength
- 405 nm
- Rated power
- 115 W
- Power input
- AC 100-240 V · 50-60 Hz
- Machine dimensions
- 350 (L) × 385 (W) × 665 (H) mm
- Net weight
- 29 kg
- Supported model formats
- STL · OBJ
- Slicing software
- CHITUBOX · CHITUBOX Pro
- Reference operating-system support
- Windows 7 / Windows 10 and above
DENTAL RESIN SELECTION
Printer compatibility is not the same as material suitability.
A resin may cure at a compatible wavelength and still be unsuitable for a particular dental task. Match the printer, resin, documentation, post-processing and intended use before production.
Review the material as part of the workflow.
Current compatibilityConfirm the resin has a validated or tested exposure profile for the D1 configuration.
Intended laboratory taskDental model resin, castable pattern resin and patient-contact materials are different categories.
Supplier documentationUse current technical data, safety information and application-specific instructions.
Required post-processingFollow the material-defined washing, complete drying and UV post-curing process.
Regulatory or material documentationWhere relevant, confirm intended use, biocompatibility and local regulatory requirements for the exact material and process.
D1 VS Y8
Which dental printer fits your workflow?
D1 and Y8 serve professional model workflows with different imaging and build geometries. Selection should begin with your representative file, build layout, resin and post-processing requirements rather than a single headline specification.
ETERNAL D1
10.1-inch 14K
Fine nominal pixel pitch with a taller 290 mm Z build height.
223 × 126 × 290 mmBuild volume
X 16.8 / Y 24.8 μmNominal XY pixel pitch
13320 × 5120Screen resolution
405 nmUV wavelength
ETERNAL Y8
10.3-inch 8K
Slightly larger XY build area with a 235 mm Z build height.
228 × 128 × 235 mmBuild volume
29.7 μmStated XY pixel size
7680 × 4320Screen resolution
405 nmUV wavelength
Use the model file to decide.
Compare representative model size, model mix, orientation, units per build, resin compatibility, required finish, post-processing capacity and inspection criteria. A sample build can be more informative than choosing only by resolution.
SAMPLE VALIDATION
Submit the dental model you actually need to produce.
Representative files help evaluate geometry, platform layout, resin choice, supports, post-processing and inspection requirements before you commit to a workflow.
01
Share the model fileSTL or OBJ, plus overall dimensions and model type.
02
Define the batch requirementNumber of models per build or per working day, and your model mix.
03
Describe the resin requirementCurrent resin, target model properties and any documentation that matters to the task.
04
Identify critical featuresMargins, bases, mating features, holes, thin regions or other dimensions that need review.
05
Evaluate after full processingWash, completely dry, UV post-cure, finish and inspect the model in its final laboratory condition.
WHY YIDIMU
Evaluate equipment, materials and workflow support together.
YIDIMU develops resin 3D printing equipment in Shenzhen and supports professional workflows with resin materials, post-processing equipment, sample evaluation and technical communication.
Printer + resin workflow
Discuss equipment and material selection in the context of the actual model and intended laboratory task.
Post-processing support
Connect washing, complete drying, UV post-curing, finishing and inspection to the printing process.
Representative sample review
Use your own file to evaluate geometry, surface condition, model layout and process requirements.
R&D and manufacturing context
Review company and manufacturing information when assessing equipment for a professional workflow.
Warranty and support resources
Check current service terms, operating resources and support channels for the exact equipment configuration.
Project-based selection
Compare D1, Y8, resin and supporting equipment around model size, workflow needs and validation results.
FAQ
Questions dental laboratories often need to resolve before adoption.
What dental models can the Eternal D1 be evaluated for?
Start with dental working models, orthodontic models, detailed laboratory models and multi-model batch workflows. For any material-specific or regulated dental indication, verify the exact resin, intended use, documentation and post-processing requirements separately.
Does higher resolution guarantee dimensional accuracy?
No. Screen resolution and pixel pitch describe the imaging system. Finished-model dimensions also depend on calibration, exposure, resin behavior, geometry, orientation, supports, washing, complete drying, UV post-curing, finishing and measurement method. Validate representative models after the full process.
Can any dental resin be used with D1?
No universal compatibility claim should be assumed. Confirm current printer-resin compatibility, exposure settings, the intended laboratory task, supplier documentation and the required post-processing process before use.
Can printed parts be used directly in the mouth?
That cannot be determined from printer resolution or visual detail. Direct intraoral use depends on the specific material, its documented intended use, validated printer-material process, required washing and curing procedure, and applicable regulatory requirements. Use only material and workflow documentation that supports the exact intended use.
How should a dental workflow be validated?
Use a representative model, document the orientation and build layout, use the selected resin with controlled settings, complete washing and drying, UV post-cure according to the material process, finish the model, then inspect the critical dimensions and surfaces in the final condition.
Can I submit my own dental model for evaluation?
Yes. Share the STL or OBJ file, model dimensions, expected quantity, resin requirement, important features and your current workflow so the printing and post-processing requirements can be reviewed together.
How do D1 and Y8 differ?
D1 uses a 10.1-inch 14K 13320 × 5120 imaging system with a 223 × 126 × 290 mm build volume. The current Y8 page lists a 10.3-inch 8K 7680 × 4320 system with a 228 × 128 × 235 mm build volume and 29.7 μm stated XY pixel size. Choose by representative model fit, build layout, resin compatibility and workflow requirements rather than resolution alone.
SUBMIT YOUR DENTAL MODEL & WORKFLOW REQUIREMENTS
Validate the model before choosing the workflow.
Send the model file, dimensions, model mix, expected quantity, resin requirement, important inspection features and current post-processing setup for a project-focused D1 evaluation.