

NextDent Ortho Flex is a clear biocompatible Class IIa material developed for 3D printed Dental Splints and Retainers. The balance of optical appearance and mechanical properties, combined with excellent print quality and long-term stability makes this material the perfect solution for in-house production of Dental Splints and Retainers.
This material is characterised by a clear and transparent look. NextDent Ortho Flex offers high break resistance, perfect accuracy and a high degree of flexibility.
For the Instruction for Use or other specific questions, please contact your authorized NextDent reseller or NextDent.
Property | Standard | Passing Criteria | Result |
---|---|---|---|
Flexural Strength | ASTM D790 |
≥ 50 Mpa |
67 Mpa |
Flexural Modulus | ASTM D790 |
≥ 1500 Mpa |
1721 Mpa |
Water sorption |
ISO 20795-2 |
≤ 32.0 µg/mm3 |
15 µg/mm3 |
Water solubility |
ISO 20795-2 |
≤ 5.0 µg/mm3 |
3 µg/mm3 |
Charpy Impact Strength |
ISO 179:2010 |
≥ 10 kJ/mm2 |
15 kJ/mm2 |
Max. Stress intensity factory |
ISO 20795-2 |
≤ 1.1 MPa/m2 |
1.5 MPa/m2 |
Total Fracture work |
ISO 20795-2:2013 |
≥ 250 J/m2 |
425 J/m2 |
Free Monomer Extraction |
ISO 20795-2 |
<2.2 % |
PASS |
Cytotoxity |
ISO 10993-5 |
Non-cytotoxic |
|
Irritation |
ISO 10993-10 |
Not induce any erythema or edema reactions |
Pass |
Sensitization |
ISO 10993-10 |
Not a sensitizer |
Pass |
Genotoxicity |
ISO 10993-3 |
Non-mutagenic |
Pass |
Systemic Toxicity |
ISO 10993-11 |
Not cause systemic toxicity |
Pass |
Leachable chemical characterization & safety toxicity assessment |
ISO 10993-17&18 |
No toxicological concern |
Pass |
The material is available in 1 Kg containers.