Influence of perimeter layers on tension mechanical properties of 3D printed Onyx

Additive Manufacturing has become a vital component of the global economy, revolutionizing manufacturing processes, enhancing mechanical components, and addressing current industry challenges such as increasing production rates. This study explores the tensile strength and stiffness of 3D-printed On...

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Main Authors: Manuel Coca-Gonzalez, Sergio G. Torres-Cedillo, Mariel Alfaro-Ponce, Jacinto Cortés Pérez, Paulina Díaz-Montiel, Moises Jimenez-Martinez
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-01-01
Series:Frontiers in Mechanical Engineering
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Online Access:https://www.frontiersin.org/articles/10.3389/fmech.2025.1528516/full
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author Manuel Coca-Gonzalez
Sergio G. Torres-Cedillo
Mariel Alfaro-Ponce
Jacinto Cortés Pérez
Paulina Díaz-Montiel
Moises Jimenez-Martinez
author_facet Manuel Coca-Gonzalez
Sergio G. Torres-Cedillo
Mariel Alfaro-Ponce
Jacinto Cortés Pérez
Paulina Díaz-Montiel
Moises Jimenez-Martinez
author_sort Manuel Coca-Gonzalez
collection DOAJ
description Additive Manufacturing has become a vital component of the global economy, revolutionizing manufacturing processes, enhancing mechanical components, and addressing current industry challenges such as increasing production rates. This study explores the tensile strength and stiffness of 3D-printed Onyx, focusing on the effects of printed perimeter layers. Results show that increasing perimeter layers enhances tensile strength by thickening external walls and improving stress distribution. Experiments demonstrate improvements between 2 and 15 layers do not exceed 20%, and perimeter layers show no impact on toughness. Also, internal infill patterns and density play a more significant role in overall strength once sufficient perimeter layers are in place. Two layers are typically sufficient to ensure cohesion, minimize deformation, and prevent micro-crack propagation. Onyx’s nylon matrix and carbon fibers further improve durability by mitigating stress concentrations in the transition zone between the perimeter and inner layers. However, beyond a certain point, additional layers yield diminishing returns, primarily increasing material consumption without significant strength gains. These findings support future research into additional properties like shear strength and impact resistance while balancing performance, material use, and sustainability.
format Article
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institution Kabale University
issn 2297-3079
language English
publishDate 2025-01-01
publisher Frontiers Media S.A.
record_format Article
series Frontiers in Mechanical Engineering
spelling doaj-art-ba65a63cd41849b59bc35d3ef7a4e60a2025-01-23T06:56:00ZengFrontiers Media S.A.Frontiers in Mechanical Engineering2297-30792025-01-011110.3389/fmech.2025.15285161528516Influence of perimeter layers on tension mechanical properties of 3D printed OnyxManuel Coca-Gonzalez0Sergio G. Torres-Cedillo1Mariel Alfaro-Ponce2Jacinto Cortés Pérez3Paulina Díaz-Montiel4Moises Jimenez-Martinez5Tecnologico de Monterrey, School of Engineering and Sciences, Puebla, MexicoCentro Tecnológico FES Aragón, Universidad Nacional Autónoma de México, Nezahualcóyotl, MexicoTecnologico de Monterrey, Institute of Advanced Materials for Sustainable Manufacturing, Monterrey, MexicoCentro Tecnológico FES Aragón, Universidad Nacional Autónoma de México, Nezahualcóyotl, MexicoDepartment of Mechanical Engineering, University of San Diego, San Diego, CA, United StatesTecnologico de Monterrey, School of Engineering and Sciences, Puebla, MexicoAdditive Manufacturing has become a vital component of the global economy, revolutionizing manufacturing processes, enhancing mechanical components, and addressing current industry challenges such as increasing production rates. This study explores the tensile strength and stiffness of 3D-printed Onyx, focusing on the effects of printed perimeter layers. Results show that increasing perimeter layers enhances tensile strength by thickening external walls and improving stress distribution. Experiments demonstrate improvements between 2 and 15 layers do not exceed 20%, and perimeter layers show no impact on toughness. Also, internal infill patterns and density play a more significant role in overall strength once sufficient perimeter layers are in place. Two layers are typically sufficient to ensure cohesion, minimize deformation, and prevent micro-crack propagation. Onyx’s nylon matrix and carbon fibers further improve durability by mitigating stress concentrations in the transition zone between the perimeter and inner layers. However, beyond a certain point, additional layers yield diminishing returns, primarily increasing material consumption without significant strength gains. These findings support future research into additional properties like shear strength and impact resistance while balancing performance, material use, and sustainability.https://www.frontiersin.org/articles/10.3389/fmech.2025.1528516/fulladditive manufacturingperimeter layersfiber orientationstacking sequenceonyx
spellingShingle Manuel Coca-Gonzalez
Sergio G. Torres-Cedillo
Mariel Alfaro-Ponce
Jacinto Cortés Pérez
Paulina Díaz-Montiel
Moises Jimenez-Martinez
Influence of perimeter layers on tension mechanical properties of 3D printed Onyx
Frontiers in Mechanical Engineering
additive manufacturing
perimeter layers
fiber orientation
stacking sequence
onyx
title Influence of perimeter layers on tension mechanical properties of 3D printed Onyx
title_full Influence of perimeter layers on tension mechanical properties of 3D printed Onyx
title_fullStr Influence of perimeter layers on tension mechanical properties of 3D printed Onyx
title_full_unstemmed Influence of perimeter layers on tension mechanical properties of 3D printed Onyx
title_short Influence of perimeter layers on tension mechanical properties of 3D printed Onyx
title_sort influence of perimeter layers on tension mechanical properties of 3d printed onyx
topic additive manufacturing
perimeter layers
fiber orientation
stacking sequence
onyx
url https://www.frontiersin.org/articles/10.3389/fmech.2025.1528516/full
work_keys_str_mv AT manuelcocagonzalez influenceofperimeterlayersontensionmechanicalpropertiesof3dprintedonyx
AT sergiogtorrescedillo influenceofperimeterlayersontensionmechanicalpropertiesof3dprintedonyx
AT marielalfaroponce influenceofperimeterlayersontensionmechanicalpropertiesof3dprintedonyx
AT jacintocortesperez influenceofperimeterlayersontensionmechanicalpropertiesof3dprintedonyx
AT paulinadiazmontiel influenceofperimeterlayersontensionmechanicalpropertiesof3dprintedonyx
AT moisesjimenezmartinez influenceofperimeterlayersontensionmechanicalpropertiesof3dprintedonyx