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. 2021 Oct 8;14(19):5883. doi: 10.3390/ma14195883

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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SEM micrographs showing the effect of high printing and bed temperatures on the topography of PLA and PLA-flax fractured surfaces (T_P = 210 °C, T_B = 60 °C): (a) PLA Θ = 0°; (b) PLA-flax Θ = 0°; (c) PLA Θ = 15°; (d) PLA-flax Θ = 15°; (e) PLA ν = 30°; (f) PLA-flax Θ = 30°; (g) PLA Θ = 45°; (h) PLA-flax Θ = 45°.

SEM micrographs showing the effect of high printing and bed temperatures on the topography of PLA and PLA-flax fractured surfaces (T_P = 210 °C, T_B = 60 °C): (a) PLA Θ = 0°; (b) PLA-flax Θ = 0°; (c) PLA Θ = 15°; (d) PLA-flax Θ = 15°; (e) PLA ν = 30°; (f) PLA-flax Θ = 30°; (g) PLA Θ = 45°; (h) PLA-flax Θ = 45°.