{"product_id":"otoplastics-3dresyn-oto-uhr-mf-ultra-high-rigidity-monomer-free-resin","title":"Otoplastics 3Dresyn OTO-UHR MF – Ultra-High-Rigidity Monomer-Free Resin","description":"\u003cp\u003e\u003cstrong\u003eUltra hard and rigid photopolymer for otoplastics and hearing-related components (UHR monomer-free system)\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch4\u003eProduct description\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e3Dresyn OTO-UHR MF\u003c\/strong\u003e is an advanced photopolymer engineered for the fabrication of ultra-hard and rigid otoplastics and hearing-related components.\u003c\/p\u003e\n\u003cp\u003eThe material delivers very high stiffness, dimensional stability and durability, enabling the production of precise and robust components for audiology applications.\u003c\/p\u003e\n\u003cp\u003eThe formulation is based on an Ultra High Rigidity (UHR) architecture combined with a Monomer-Free (MF) system, supporting controlled biocompatible workflows and stable long-term performance.\u003c\/p\u003e\n\u003cp\u003eIt is compatible with a wide range of SLA, DLP and LCD systems used in professional audiology and dental laboratories.\u003c\/p\u003e\n\u003ch4\u003eApplication framework\u003c\/h4\u003e\n\u003cp\u003eIntended for professional use in vat photopolymerization (SLA, DLP and LCD) additive manufacturing for audiology and otoplastics workflows.\u003c\/p\u003e\n\u003cp\u003eFinal suitability of printed parts must be validated by the user according to the specific application, processing conditions and applicable regulatory requirements.\u003c\/p\u003e\n\u003ch4\u003eTypical applications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eCustom otoplastics and earmolds\u003c\/li\u003e\n\u003cli\u003eHearing aid shells and rigid housings\u003c\/li\u003e\n\u003cli\u003eIn-ear acoustic components\u003c\/li\u003e\n\u003cli\u003ePrecision rigid components for audiology devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eMeasured mechanical properties\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTensile strength: \u0026lt; 50 MPa (ISO 527-1 \/ ISO 527-2)\u003c\/li\u003e\n\u003cli\u003eFlexural strength: \u0026lt; 110 MPa (ISO 178)\u003c\/li\u003e\n\u003cli\u003eYoung’s modulus: \u0026lt; 3000 MPa (ISO 527)\u003c\/li\u003e\n\u003cli\u003eElongation at break: \u0026lt; 5 % (ISO 527)\u003c\/li\u003e\n\u003cli\u003eImpact resistance, Notched Izod: \u0026lt; 25 J\/m (ISO 180:2023)\u003c\/li\u003e\n\u003cli\u003eShore hardness: D88 ± 2 (ISO 868)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eMeasured physical properties\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eViscosity: \u0026lt; 10,000 mPas at 23°C ± 2°C (ISO 3219)\u003c\/li\u003e\n\u003cli\u003eDensity: 1.0–1.2 g\/cm³ (ISO 1183)\u003c\/li\u003e\n\u003cli\u003eWater absorption: \u0026lt; 0.05 % (24 h at 23°C) (ISO 62)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProcessing-related characteristics\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eShrinkage: very low (typical)\u003c\/li\u003e\n\u003cli\u003eResolution capability: very high (process-dependent)\u003c\/li\u003e\n\u003cli\u003eFlow and recoating behaviour: optimized for reliable printing performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFunctional performance characteristics\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUltra high rigidity for precise and stable components\u003c\/li\u003e\n\u003cli\u003eExcellent dimensional accuracy and long-term stability\u003c\/li\u003e\n\u003cli\u003eDurable under mechanical and thermal stress\u003c\/li\u003e\n\u003cli\u003eSuitable for thin-walled rigid structures\u003c\/li\u003e\n\u003cli\u003eConsistent performance across repeated use cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePrinting \u0026amp; processing guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrinting technologies: SLA, DLP and LCD\u003c\/li\u003e\n\u003cli\u003eWavelength range: 385–405 nm\u003c\/li\u003e\n\u003cli\u003eCompatible with most commercial and professional systems when properly calibrated\u003c\/li\u003e\n\u003cli\u003eMedium-high viscosity system requiring appropriate temperature and recoating control\u003c\/li\u003e\n\u003cli\u003eVery high resolution capability for fine details\u003c\/li\u003e\n\u003cli\u003eFollow 3Dresyns IFU for exposure, washing and post-curing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWorkflow recommendations\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUse validated cleaning and post-curing workflows for biocompatible applications\u003c\/li\u003e\n\u003cli\u003eOptimize exposure parameters for high accuracy and mechanical performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eBiocompatibility \u0026amp; quality framework\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMonomer-Free (MF) formulation supporting controlled biocompatible workflows\u003c\/li\u003e\n\u003cli\u003eBiocompatibility-related testing may be performed under controlled laboratory conditions\u003c\/li\u003e\n\u003cli\u003eEvaluation frameworks may include ISO 10993 methodologies\u003c\/li\u003e\n\u003cli\u003eManufacturing aligned with ISO 13485 quality management systems\u003c\/li\u003e\n\u003cli\u003eOrgano-tin free formulation\u003c\/li\u003e\n\u003cli\u003eFinal biological performance depends on validated processing workflow\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTesting \u0026amp; processing disclaimer\u003c\/h4\u003e\n\u003cp\u003eMaterial properties are measured on printed and post-processed specimens and may vary depending on printer type, printing parameters, build orientation, post-curing conditions and workflow validation. Reported values are indicative and provided for reference only.\u003c\/p\u003e\n\u003ch4\u003eRegulatory \u0026amp; legal notice\u003c\/h4\u003e\n\u003cp\u003eThis material is supplied as a professional manufacturing material for audiology and otoplastics workflows and is not marketed as a finished medical device. The regulatory classification, conformity assessment and validation of any final device manufactured using this material remain the sole responsibility of the legal manufacturer in accordance with applicable regulations.\u003c\/p\u003e\n\u003ch4\u003eWhy choose 3Dresyn® OTO-UHR MF\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUltra high rigidity for precision otoplastics\u003c\/li\u003e\n\u003cli\u003eMonomer-free formulation for controlled workflows\u003c\/li\u003e\n\u003cli\u003eHigh dimensional stability and durability\u003c\/li\u003e\n\u003cli\u003eVery high resolution and low shrinkage\u003c\/li\u003e\n\u003cli\u003eCompatible with SLA\/DLP\/LCD systems\u003c\/li\u003e\n\u003cli\u003eOrgano-tin free formulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"border: 1px solid rgba(0,0,0,.14); padding: 16px; border-radius: 18px; background: #fafafa; margin-top: 24px; margin-bottom: 12px;\"\u003e\n\u003cstrong\u003ePart of the 3Dresyns® Technical Documentation System\u003c\/strong\u003e\n\u003cp style=\"margin: .5rem 0 0 0;\"\u003eThis technical datasheet should be used together with the relevant processing, calibration, safety and workflow documentation available in the 3Dresyns® Resources section.\u003c\/p\u003e\n\u003cp style=\"margin: .6rem 0 0 0;\"\u003e\u003ca href=\"https:\/\/www.3dresyns.com\/pages\/resources\"\u003e Access the 3Dresyns® Technical Resources (IFU, calibration, CRT, post-processing and troubleshooting) \u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; opacity: 0.8;\"\u003eDocument reference: TDS-OTO-UHR-MF-EN | Version: 1.0 | Last updated: March 2026\u003c\/p\u003e","brand":"3Dresyns","offers":[{"title":"1000 grams","offer_id":47577169690958,"sku":"P20782","price":297.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0282\/5616\/files\/IMG_84953.jpg?v=1706628581","url":"https:\/\/www.3dresyns.com\/en-de\/products\/otoplastics-3dresyn-oto-uhr-mf-ultra-high-rigidity-monomer-free-resin","provider":"3Dresyns","version":"1.0","type":"link"}