A Continuous Fiber-Reinforced Additive Manufacturing Processing Based on PET Fiber and PLA

Continuous fiber-reinforced manufacturing has many advantages, but the fabrication cost is high and its process is difficult to control. This paper presents a method for printing fiber-reinforced composite on the common fused filament fabrication (FFF) platform. Polylactic Acid (PLA) and Polyethylen...

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Main Authors: Yuan Yao, Meng Li, Maximilian Lackner, Lammer Herfried
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/13/14/3044
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author Yuan Yao
Meng Li
Maximilian Lackner
Lammer Herfried
author_facet Yuan Yao
Meng Li
Maximilian Lackner
Lammer Herfried
author_sort Yuan Yao
collection DOAJ
description Continuous fiber-reinforced manufacturing has many advantages, but the fabrication cost is high and its process is difficult to control. This paper presents a method for printing fiber-reinforced composite on the common fused filament fabrication (FFF) platform. Polylactic Acid (PLA) and Polyethylene terephthalate (PET) fibers are used as printing materials. A spatial continuous toolpath planning strategy is employed to reduce the workload of post-processing without cutting the fiber. Experimental results show that this process not only enables the printing of models with complex geometric shapes but also supports material recycling and reuse. A material recovery rate of 100% for continuous PET fiber and 83% for PLA were achieved for a better environmental impact. Mechanical tests show that the maximum tensile strength of continuous PET fiber-reinforced thermoplastic composites (PFRTPCs) is increased by 117.8% when compared to polyamide-66 (PA66).
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spelling doaj.art-ad9f89f6d13b4fe488f2500581db4f802023-11-20T06:09:00ZengMDPI AGMaterials1996-19442020-07-011314304410.3390/ma13143044A Continuous Fiber-Reinforced Additive Manufacturing Processing Based on PET Fiber and PLAYuan Yao0Meng Li1Maximilian Lackner2Lammer Herfried3Rapid Manufacturing Engineering Center, Mechatronic Engineering and Automation of Shanghai University, Shanghai 200444, ChinaRapid Manufacturing Engineering Center, Mechatronic Engineering and Automation of Shanghai University, Shanghai 200444, ChinaCompetence Center Digital Manufacturing and Robotics, University of Applied Science Technikum Wien, Höchstädtplatz 6, 1200 Wien, AustriaKompetenzztentrum Holz Gmbh, Altenberger Straße 69, 4040 Linz, AustriaContinuous fiber-reinforced manufacturing has many advantages, but the fabrication cost is high and its process is difficult to control. This paper presents a method for printing fiber-reinforced composite on the common fused filament fabrication (FFF) platform. Polylactic Acid (PLA) and Polyethylene terephthalate (PET) fibers are used as printing materials. A spatial continuous toolpath planning strategy is employed to reduce the workload of post-processing without cutting the fiber. Experimental results show that this process not only enables the printing of models with complex geometric shapes but also supports material recycling and reuse. A material recovery rate of 100% for continuous PET fiber and 83% for PLA were achieved for a better environmental impact. Mechanical tests show that the maximum tensile strength of continuous PET fiber-reinforced thermoplastic composites (PFRTPCs) is increased by 117.8% when compared to polyamide-66 (PA66).https://www.mdpi.com/1996-1944/13/14/3044additive manufacturefiber-reinforced manufacturingcontinuous fiber-reinforced thermoplastic composites
spellingShingle Yuan Yao
Meng Li
Maximilian Lackner
Lammer Herfried
A Continuous Fiber-Reinforced Additive Manufacturing Processing Based on PET Fiber and PLA
Materials
additive manufacture
fiber-reinforced manufacturing
continuous fiber-reinforced thermoplastic composites
title A Continuous Fiber-Reinforced Additive Manufacturing Processing Based on PET Fiber and PLA
title_full A Continuous Fiber-Reinforced Additive Manufacturing Processing Based on PET Fiber and PLA
title_fullStr A Continuous Fiber-Reinforced Additive Manufacturing Processing Based on PET Fiber and PLA
title_full_unstemmed A Continuous Fiber-Reinforced Additive Manufacturing Processing Based on PET Fiber and PLA
title_short A Continuous Fiber-Reinforced Additive Manufacturing Processing Based on PET Fiber and PLA
title_sort continuous fiber reinforced additive manufacturing processing based on pet fiber and pla
topic additive manufacture
fiber-reinforced manufacturing
continuous fiber-reinforced thermoplastic composites
url https://www.mdpi.com/1996-1944/13/14/3044
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