Results 11 to 20 of about 8,691 (231)

Effect of annealing treatment on mechanical properties of 3D-Printed composites

open access: yesJournal of Materials Research and Technology, 2023
This study aims to analyse the annealing effect on the mechanical properties of PETG, carbon fibre reinforced PETG (PETG + CF) and Kevlar fibre reinforced PETG (PETG + KF).
Sara Valvez   +2 more
doaj   +1 more source

Resistance of PETG Materials on Thermocycling and Brushing

open access: yesDentistry Journal, 2023
The aim was to assess the impact of thermocycling and brushing on the surface roughness and mass of PETG material—the most commonly used for orthodontic retainers. A total of 96 specimens were exposed to thermocycling and brushing with three different kinds of toothbrushes depending on the number and thickness of the bristles.
Luka Šimunović   +2 more
openaire   +4 more sources

Dimensional accuracy of 3D-printed surgical cutting guides after hospital sterilization: a comparative evaluation of ten MEX materials [PDF]

open access: yes3D Printing in Medicine
Background Integrating 3D printing into orthopedic oncology enables the development of patient-specific cutting guides for specific anatomy. To preserve surgical precision, especially in tumor resections where the safety margins must balance minimization
Diana Popescu   +2 more
doaj   +2 more sources

A Decision-Making Carbon Reinforced Material Selection Model for Composite Polymers in Pipeline Applications

open access: yesAdvances in Polymer Technology, 2023
Pipes are manufactured primarily through the extrusion process. One of the material extrusion processes in recent digital manufacturing is additive manufacturing’s fusion deposition modeling.
Mohammed Ahmed Mustafa   +5 more
doaj   +1 more source

PETG/carbon fiber composites with different structures produced by 3D printing

open access: yesPolymer Testing, 2023
This research presents a novel methodology for simulating the failure of a 3D-printed engineering design structure. Fused deposition modeling (FDM) of polyethylene terephthalate glycol (PETG)/Carbon fiber (CF) material was utilized to develop and build ...
Ibrahim M. Alarifi
doaj   +1 more source

Dynamic Mechanical Analysis of 3D Printed PETG Material

open access: yesIOP Conference Series: Materials Science and Engineering, 2021
Abstract 3D printing technology through fused filament fabrication has found various industrial applications in the field of rapid manufacturing to fabricate prototypes and concept models. However, being the most popular technology, fused filament fabrication requires through understanding about the influence of the process parameters on
Ch V Subbarao   +3 more
openaire   +1 more source

Mechanical properties and numerical simulation of FDM 3D printed PETG/carbon composite unit structures

open access: yesJournal of Materials Research and Technology, 2023
Carbon fibers (CFs) were used as reinforcement in developing a polyethylene terephthalate glycol (PETG)-based polymer composite using the fused deposition modeling (FDM) 3D printing technique.
Ibrahim M. Alarifi
doaj   +1 more source

3-D Printed Protective Equipment during COVID-19 Pandemic [PDF]

open access: yes, 2020
While the number of coronavirus cases from 2019 continues to grow, hospitals are reporting shortages of personal protective equipment (PPE) for frontline healthcare workers.
Fretwurst, Tobias   +7 more
core   +1 more source

The force effects of two types of polyethylene terephthalate glyc-olmodified clear aligners immersed in artificial saliva

open access: yesScientific Reports, 2021
Numerous factors can influence the force exerted by clear aligners on teeth. This study aimed to investigate the stability of the force delivered by two different material appliances.
Biao Xiang   +6 more
doaj   +1 more source

Comparative Analysis of the Influence of Mineral Engine Oil on the Mechanical Parameters of FDM 3D-Printed PLA, PLA+CF, PETG, and PETG+CF Materials

open access: yesMaterials, 2023
Polymer materials and composites play a pivotal role in modern industry, prized for their durability, light weight, and resistance to corrosion. This study delves into the effects of mineral engine oil exposure on the mechanical parameters of 3D-printed materials created through fused deposition modeling (FDM).
Elvis Hozdić, Emine Hozdić
openaire   +2 more sources

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