{"product_id":"3dresyn-ij-oto-uhf-bio-ultra-hard-flexible-inkjet-resin","title":"3Dresyn IJ OTO-UHF Bio – Ultra-Hard \u0026amp; Flexible Inkjet Resin","description":"\u003ch4\u003eProduct description\u003c\/h4\u003e\n\u003cp\u003e3Dresyn IJ OTO UHF BIO is an ultra hard and flexible bio-based photopolymer formulation designed for high-performance inkjet 3D printing applications in otoplastics and advanced engineering workflows. The material is engineered to deliver a unique combination of high hardness and controlled flexibility, enabling the fabrication of durable components with improved impact resistance and reduced brittleness compared to ultra rigid systems.\u003c\/p\u003e\n\u003cp\u003eThis formulation provides a balance between stiffness and flexibility, supporting the production of parts with high dimensional stability, structural integrity and enhanced resistance to cracking under mechanical stress.\u003c\/p\u003e\n\n\u003ch4\u003eApplication framework\u003c\/h4\u003e\n\u003cp\u003eDesigned for use in commercial and professional inkjet 3D printing systems within otoplastics, industrial and product development environments requiring durable, semi-rigid and high-strength components.\u003c\/p\u003e\n\n\u003ch4\u003eTypical applications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eOtoplastic shells with improved impact resistance\u003c\/li\u003e\n\u003cli\u003eSemi-rigid hearing device components\u003c\/li\u003e\n\u003cli\u003eFunctional parts requiring stiffness with controlled flexibility\u003c\/li\u003e\n\u003cli\u003eMechanical housings with reduced brittleness\u003c\/li\u003e\n\u003cli\u003eHigh-resolution technical components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eMeasured mechanical properties\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTensile strength: \u0026gt;30 MPa (ISO 527)\u003c\/li\u003e\n\u003cli\u003eFlexural strength: \u0026gt;40 MPa (ISO 178)\u003c\/li\u003e\n\u003cli\u003eYoung’s modulus: 1000–2000 MPa (ISO 527)\u003c\/li\u003e\n\u003cli\u003eElongation at break: 5–15% (ISO 527)\u003c\/li\u003e\n\u003cli\u003eShore hardness: D80–85 (ISO 868)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eMeasured physical properties\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eInkjet viscosity: \u0026lt;20 mPas at 70ºC and \u0026lt;15 mPas at 80ºC\u003c\/li\u003e\n\u003cli\u003eShrinkage: very low\u003c\/li\u003e\n\u003cli\u003eResolution capability: very high\u003c\/li\u003e\n\u003cli\u003eColor stability: non-settling of color\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eFunctional performance characteristics\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUltra hard with controlled flexible behavior\u003c\/li\u003e\n\u003cli\u003eHigh strength with improved impact resistance\u003c\/li\u003e\n\u003cli\u003eReduced brittleness compared to ultra rigid materials\u003c\/li\u003e\n\u003cli\u003eExcellent dimensional stability\u003c\/li\u003e\n\u003cli\u003eDurable performance under mechanical stress\u003c\/li\u003e\n\u003cli\u003eVery high resolution for technical geometries\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProcessing and handling performance\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePrinting technology: inkjet 3D printing\u003c\/li\u003e\n\u003cli\u003eCompatible with most commercial and professional inkjet 3D printers\u003c\/li\u003e\n\u003cli\u003eOptimized viscosity for reliable jetting performance\u003c\/li\u003e\n\u003cli\u003eSupports stable processing and high-resolution output\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eChemical and safety characteristics\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBio-based formulation\u003c\/li\u003e\n\u003cli\u003eOrgano-tin free formulation\u003c\/li\u003e\n\u003cli\u003eBiocompatible formulation for otoplastic workflows (final validation required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eTesting \u0026amp; processing disclaimer\u003c\/h4\u003e\n\u003cp\u003eMaterial properties are measured under controlled laboratory conditions and may vary depending on printer model, jetting temperature, printing conditions, build geometry and post-processing workflow.\u003c\/p\u003e\n\n\u003ch4\u003eDisclaimer\u003c\/h4\u003e\n\u003cp\u003eThis material is supplied as a professional manufacturing material for engineering and otoplastic workflows. It is not marketed as a finished medical device. Final part performance and suitability must be validated by the user according to the intended application and regulatory requirements.\u003c\/p\u003e\n\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\n\u003ca href=\"https:\/\/www.3dresyns.com\/pages\/resources\"\u003eAccess the 3Dresyns® Technical Resources (IFU, calibration, CRT, post-processing and troubleshooting)\u003c\/a\u003e\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"font-size: 0.9em; opacity: 0.8;\"\u003eDocument reference: TDS-IJ-OTO-UHF-BIO-EN | Version: 1.1 | Last updated: March 2026\u003c\/p\u003e","brand":"3Dresyns","offers":[{"title":"1 Kg for Polyjet printers","offer_id":43536928080046,"sku":"P10634","price":178.5,"currency_code":"EUR","in_stock":true},{"title":"1.5 Kg for Multijet 2500\/2500+ printers","offer_id":43536928112814,"sku":"P10635","price":267.75,"currency_code":"EUR","in_stock":true},{"title":"2 Kg for Multijet 3500, 3510 \u0026 3600 printers","offer_id":43536928145582,"sku":"P10636","price":357.0,"currency_code":"EUR","in_stock":true},{"title":"3.6 Kg for Polyjet printers","offer_id":43536928178350,"sku":"P10637","price":642.6,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0282\/5616\/products\/104.png?v=1667667942","url":"https:\/\/www.3dresyns.com\/en-de\/products\/3dresyn-ij-oto-uhf-bio-ultra-hard-flexible-inkjet-resin","provider":"3Dresyns","version":"1.0","type":"link"}