Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2021 Feb 13;13(4):562. doi: 10.3390/polym13040562

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 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 (http://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

Destructive tests: (a) Instron 8872 machine; (b) Tensile strength testing; (c) Instron 8801 universal testing machine; (d) Compressive strength testing; (e) Cubic samples for compressive strength testing. Samples #1–#5 belong in the control group while samples #6–#10 are in the heat treatment group; (f) Heat treated samples for tensile strength testing. Samples #1–#4 and #7–#10 have undergone full heat treatment while samples #5–#6 and #11–#12 went through partial heat treatment. Samples #1–#6 are printed in horizontal orientation while #7–#12 are printed in vertical orientation; (g) Control group for tensile strength testing. Samples #13–#17 are printed in horizontal orientation while #18–#22 are printed in vertical orientation.