

Microfluidic 3Dresyn MF HDT-ULV1 Clear High Deflection Temperature with ultra low viscosity for ultra thin microchannels
Product description
Microfluidic 3Dresyn® MF HDT-ULV1 Clear is an ultra low viscosity, high temperature-resistant photopolymer specifically engineered for microfluidic applications, including organ-on-chip systems and high precision microchannel fabrication. It enables exceptional channel clearing performance while maintaining high rigidity and chemical stability.
Application framework
Designed for use in SLA, DLP, LCD and advanced 3D lithography systems within controlled professional and research environments. Suitable for fabrication of microfluidic devices requiring ultra-low viscosity resins for efficient microchannel evacuation and high-resolution feature definition.
Typical applications
- Microfluidic devices and lab-on-chip systems
- Organ-on-chip platforms
- Microreactors and analytical microdevices
- High precision microchannel structures
- Vacuum-compatible microfabricated components
Measured mechanical properties
- Heat deflection temperature (HDT): ~130 °C @ 0.45 MPa (ISO 75)
- Tensile strength: <40 MPa (ISO 527)
- Flexural strength: <30 MPa (ISO 178)
- Young’s modulus: 2000–3000 MPa (ISO 527)
- Shore hardness: D80–90 (ISO 868)
- Elongation at yield: <2% (ISO 527)
- Viscosity: <150 mPas at 23°C ± 2°C (ISO 3219)
Functional performance characteristics
- Ultra low viscosity formulation (ULV) for efficient removal from microchannels
- Designed for microfluidic (“MF”) applications and microchannel fabrication
- Clear, non-yellowing optical appearance
- High resolution with minimal to no light bleeding
- Precision down to ~5 µm (SLA/DLP/LCD) and up to ~100 nm (3D lithography)
- Ultra rigid material behavior with high dimensional stability
- Chemically inert and hydrophobic (ULWA grade)
- Very low water absorption
- VOC-free formulation suitable for vacuum environments
- Low extractables and leachables for reduced cross-contamination risk
- Biocompatible-grade formulation
- Low tendency to gel beyond specification limits
- Durable with low shrinkage
- Organo-tin free formulation
Processing and handling performance
- Compatible with SLA, DLP, LCD and advanced 3D lithography systems
- Ultra low viscosity enables superior cleaning and evacuation of fine microchannels
- Suitable for high-resolution exposure strategies with controlled curing depth
- Recommended for use in cleanroom or controlled laboratory environments
- Supports fabrication of complex internal geometries with high fidelity
Testing & processing disclaimer
Material performance depends on printer type, exposure conditions, geometry, cleaning protocols and post-processing. Microfluidic functionality, chemical compatibility and biological performance must be validated by the user for each specific application.
Why choose Microfluidic 3Dresyn® MF HDT-ULV1 Clear
- Ultra low viscosity for optimal microchannel processing
- Designed specifically for microfluidic and organ-on-chip systems
- High resolution down to micro and nano scale
- Clear, non-yellowing material for optical applications
- Chemically inert and hydrophobic (ULWA)
- VOC-free and suitable for vacuum environments
- Low extractables for reduced contamination risk
- Compatible with multiple high-resolution printing technologies
- Organo-tin free formulation
Regulatory & legal notice
This material is supplied as a professional manufacturing material and is not marketed as a finished product. Final validation for microfluidic performance, biological interaction and application-specific requirements remains the responsibility of the user.
This technical datasheet should be used together with the relevant processing, calibration, safety and workflow documentation available in the 3Dresyns® Resources section.
Document reference: TDS-MF-HDT-ULV1-CLEAR-EN | Version: 1.0 | Last updated: March 2026
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