3Dresyn® IM-UHT-WS is a high-strength rigid water-soluble sacrificial mold-making photopolymer developed for SLA, DLP and LCD mold-making workflows requiring dimensional stability, high mechanical resistance and thermal resistance during injection or casting.



3Dresyn IM-UHT-WS High-Strength Rigid Water-Soluble Sacrificial Resin
Product description
Application framework
Designed for use in vat photopolymerization systems (SLA, DLP and LCD) within controlled professional environments. Suitable for the fabrication of water-soluble sacrificial molds requiring a high-strength rigid D90 profile with thermal resistance during injection and casting workflows.
Typical applications
- High-temperature injection molds
- Molds for ceramic injection molding (CIM)
- Molds for metal injection molding (MIM)
- Thermal-resistant sacrificial tooling
Mechanical properties
- Tensile strength: <55 MPa (ISO 527-1 / ISO 527-2)
- Flexural strength: <55 MPa (ISO 178)
- Young’s modulus: <4000 MPa (ISO 527)
- Elongation at break: <2% (ISO 527)
- Shore hardness: D90 (ISO 868)
Physical properties
- Density: 0.90–1.20 g/cm³, depending on formulation and, where applicable, selected version (ISO 1675)
- Water solubility
- Viscosity: <100 mPas at 23°C ± 2°C (ISO 3219)
- Very low shrinkage
Thermal properties
- Heat deflection temperature (HDT): <120 °C @ 0.45 MPa (ISO 75)
Functional performance characteristics
- High mechanical strength and rigidity (high-strength rigid D90 profile)
- Thermal resistance during injection and casting workflows
- Water solubility for post-process mold removal
Processing and handling performance
- Printable by SLA, DLP and LCD
- Cyan version is recommended for increased dimensional accuracy vs clear version
- Stable under high temperature injection conditions
- Recommended printing temperature: 20–25 °C
Chemical and safety characteristics
- Metal-free
- Organo-tin free
Testing & processing disclaimer
Thermal performance depends on post-curing conditions. Validation required per application.
Disclaimer
This material is supplied as a professional manufacturing material and is not marketed as a finished product.
Related water-soluble sacrificial routes
Use these related 3Dresyns pages to navigate adjacent material and process routes within the same technical workflow.
Technical Documentation System
This technical datasheet should be used together with the relevant processing, calibration, safety and workflow documentation available in the 3Dresyns® Resources section.
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