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[48294] Artykuł: Estimating the uncertainty of tensile strength measurement for a photocured material produced by additive manufacturingCzasopismo: Metrology and Measurement Systems Tom: 21, Zeszyt: 3, Strony: 553-560ISSN: 0860-8229 Wydawca: POLSKA AKAD NAUK, POLISH ACAD SCIENCES, PL DEFILAD 1, WARSZAWA, 00-901, POLAND Opublikowano: Wrzesień 2014 Autorzy / Redaktorzy / Twórcy Grupa MNiSW: Publikacja w czasopismach wymienionych w wykazie ministra MNiSzW (część A) Punkty MNiSW: 15 Klasyfikacja Web of Science: Article DOI Web of Science YADDA/CEON Keywords: static tensile test  measurement error  measurement uncertainty  |
The aim of this study was to estimate the measurement uncertainty for a material produced by additive manufacturing. The material investigated was FullCure 720 photocured resin, which was applied to fabricate tensile specimens with a Connex 350 3D printer based on PolyJet technology. The tensile strength of the specimens established through static tensile testing was used to determine the measurement uncertainty. There is a need for extensive research into the performance of model materials obtained via 3D printing as they have not been studied sufficiently like metal alloys or plastics, the most common structural materials. In this analysis, the measurement uncertainty was estimated using a larger number of samples than usual, i.e., thirty instead of typical ten. The results can be very useful to engineers who design models and finished products using this material. The investigations also show how wide the scatter of results is.