Verify Digital Fits & Contacts Without Pouring Stone.
While transitioning to a model-less CAD/CAM workflow is incredibly efficient, complex restorations often still require a physical model to verify proximal contacts, dynamic occlusion, and precise ceramic layering. China Dental Design offers an elite Crown and Bridge Model CAD Design service that seamlessly turns your digital intraoral scans into production-ready STL files. We handle the tedious “Virtual Ditching” and complex parameter settings so your technicians can simply hit “Print.”
Technical CAD Engineering Specifications
The biggest challenge in 3D printed models is achieving the perfect friction fit for removable dies. We digitally customize our Crown and Bridge Model CAD Design parameters to perfectly match your specific US-based printer brand and resin:
Die Segmentation & Virtual Ditching
- Virtual Ditching: We meticulously identify the prep margin line and “ditch” the die virtually, clearly exposing the margin circumferentially so your ceramist can confidently verify the crown’s marginal integrity.
- Calibrated Friction Fit (Offset): We digitally set the die-to-model gap (e.g., 0.05mm – 0.08mm) to ensure the die seats fully with a satisfying tactile “click” and does not wobble during ceramic build-up.
- Geller Models (Anterior): For high-esthetic anterior cases, we digitally engineer alveolar models featuring removable soft tissue masks to verify flawless emergence profiles.
Base Architecture & Articulation
- Hollowed Base (Material Saving): Models are digitally hollowed (2mm – 3mm wall thickness) with optional internal lattice support to drastically save resin costs and prevent base warping during post-curing.
- Articulator Ready: We can digitally integrate standard articulator attachments (e.g., Baumann, Vertex) or print a simple “Verticulator” hinge system for instantly checking the bite.
Seamless Overnight Digital Workflow
- Secure Upload: Upload Intraoral Scans (Upper/Lower/Bite) securely via our 100% HIPAA-compliant portal.
- Prescribe: Tell us your specific 3D printer model (e.g., “SprintRay Pro 95” or “Asiga Max”) and your preferred model type (Sectioned Dies vs. Solid Unsectioned).
- Expert Design: Our dedicated team executes the Crown and Bridge Model CAD Design natively in Exocad or 3Shape overnight.
- Download & Print: Download the STL files the next morning and print using your standard Dental Model Resin (Peach/Grey/Sand).
Dial-in Your 3D Printer Fit
Is this your first time outsourcing 3D printed models? Tired of dies that are too tight? Let us send you a free calibration file to perfectly dial-in the die fit for your specific printer before starting live cases.
Send your trial case securely to our CAD team:
direct@chinadentaldesign.net
Frequently Asked Questions
- What specific files do I receive?
You receive cleanly separated, print-ready STL files for the Main Base, the Removable Dies, and the Opposing Arch (Antagonist). - Can you design Plateless models?
Absolutely. We can digitally engineer models that snap perfectly into generic plastic articulator bases (like the Artex or Stratos systems) to save you significant printing time and resin material.









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