KeyModel Ultra is the next-generation dental and orthodontic model resin from Keystone's Henkel collaboration — engineered for speed, accuracy, and the thermoforming workflow that drives modern aligner production. Sand is the warm-neutral shade option, joining Ivory and Light Grey in the Ultra family, all running on the same Henkel-developed chemistry.
The point of this resin is throughput. KeyModel Ultra is formulated for rapid printing and fast post-cure, with reduced peel forces during print to increase accuracy. The integrated quick-release agent means thermoformed aligners and devices come off the model cleanly — no release spray, no sticking, no torn aligners. This is the model resin built for high-volume aligner labs.
Ivory, Light Grey, and Sand — same chemistry, three visual preferences.
Optimized flow at 25°C for smooth layer formation and short build times.
Open-DLP / mSLA / LCD compatible across the major printer ecosystem.
Integrated quick-release for thermoforming — no spray, no setup.
Volume aligner production — the integrated release is built for this.
Working models with detailed margins and contacts.
Lab analog models for implant prosthetic planning.
Diagnostic models, retention records, case presentation.
Treatment planning, mock-ups, patient education.
General-purpose dental laboratory models.
The original KeyModel was good. KeyModel Ultra was built specifically for the aligner thermoforming workflow that defines modern orthodontics. The integrated quick-release agent eliminates the spray-bottle step that was the biggest non-printing time sink in the model-then-form cycle — no over-spray, no inconsistent release, no torn aligners on removal.
The Henkel collaboration matters too: Henkel runs the second-largest adhesives R&D operation in the world. Their photopolymer expertise is why this resin prints faster, post-cures faster, and stays carve-able where ordinary model resins crack.
| Material Class | Light-curing methacrylate-based photopolymer model resin |
| Indication | Dental and orthodontic models — aligner thermoforming, study, crown & bridge, implant |
| Co-Developer | Henkel Adhesive Technologies |
| Viscosity at 25°C | 500-600 cP |
| Color (this SKU) | Sand — warm-neutral |
| Color Family Options | Ivory (4220009), Light Grey (4220010), Sand (4220012) |
| Print Layer Thickness | 50 / 100 / 200 µm supported |
| Printer Type | DLP / mSLA / select LCD monochrome |
| Printer Wavelength | 385-405 nm |
| Integrated Release | Yes — no thermoforming release spray required |
| Carve / Trim | Carve-resistant without chipping |
| Post-Cure | Fast post-cure cycle (validated cure box) |
| Companion Resin | KeyMask gingival mask resin |
| CAD Software | 3Shape, Exocad, Dentalwings, Blueskybio — open ecosystem |
| Manufacturer | Keystone Industries (with Henkel) |
| Shelf Life | Per TDS, cool dry storage |
| Country of Origin | United States (Gibbstown, NJ) |
Always verify the latest validated-printer list at the manufacturer's site before printing — Keystone updates validations regularly.
Same-day shipping from Florida. Volume pricing for 4+ bottles. Ask about distributor terms.
Add To CartCall A SpecialistWorks With: Carbon M-Series & L1 · Asiga MAX/PRO 4K · Phrozen Sonic family · Elegoo Mars/Saturn · LuxCreo iLux Pro Dental · Shining 3D AccuFab · SISMA Everes · Zortrax Inkspire 2 · NextDent 5100. Always verify the latest validated-printer list at keystoneindustries.com before production printing.
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