3D Adhesive HFA1 Bio, Hard & Flexible Adhesive, Biocompatible

Product description

3D Adhesive HFA1 Bio, Hard & Flexible Adhesive is a photoreactive durable adhesive designed for gluing 3D printed parts to plastics and metals.

It is also ideal for adhering different dental materials. This adhesive is supplied in clear or in several gingiva colors and provides hard and flexible bonding with high impact resistance, excellent resistance to boiling water and durable performance for professional workflows.

Application framework

Designed for professional bonding workflows requiring durable adhesion of 3D printed parts to plastics, metals and dental materials, including denture base assembly and related dental bonding applications.

Typical applications

• Gluing 3D printed parts to plastics
• Gluing 3D printed parts to metals
• Adhering different dental materials
• Bonding teeth to denture bases

Measured mechanical properties

• Tensile strength: <30 MPa (ISO 527-1 / ISO 527-2)
• Flexural strength: <30 MPa (ISO 178)
• Young’s modulus: 800-1500 MPa (ISO 527)
• Elongation at break: <30% (ISO 527)
• Shore hardness: D60 (ISO 868)
• Notched Izod impact strength: <90 J/m (ASTM D256 / ISO 180)

Measured physical properties

• Water solubility: ≤ 1,6 µg/mm3
• Water sorption: ≤ 32 µg/mm3
• Viscosity: mPas at 23°C ± 2°C (ISO 3219)

Functional performance characteristics

• Ideal for gluing 3D printed parts to plastics and metals
• Ideal for adhering different dental materials
• Photoreactive durable adhesive
• Cures in seconds under sunlight or in any standard light box at high thickness from 0.1 to 1 cm
• Supplied in clear or in several gingiva colors
• Semi hard
• Flexible
• High impact and shattering resistance
• Excellent resistance to boiling water
• Good impact and shattering resistance
• Biocompatible
• Ultra pure and safe, non cytotoxic
• Provides excellent and durable bonding
• Hydrophobic, ultra low water sorption

Processing and handling performance

• Apply several drops of 3D adhesive on the denture base
• After locating the teeth on the denture base, photo cure it in a light box for 5-10 minutes until the adhesive is fully cured and the teeth are fully bound to the denture base

Chemical and safety characteristics

• Biocompatible
• Ultra pure and safe, non cytotoxic
• Organo-tin free
• Compliant with the Quality requirements of ISO 20795-1 and ISO 10993-1

Testing & processing disclaimer

Final bonding performance, curing behavior, impact resistance, boiling water resistance and suitability for the intended application depend on substrate type, surface preparation, adhesive thickness, curing conditions and workflow implementation, and must be validated by the user.

Disclaimer

This material is supplied as a professional manufacturing material and is not marketed as a finished medical device. Final part performance and suitability must be validated by the user according to the intended application.

Document reference: TDS-3D-ADHESIVE-HFA1-BIO-EN | Version: 1.0 | Last updated: March 2026