Rapid Prototyping Journal: Volume 26 Issue 1

Perfusive and osmotic capabilities of 3D printed hollow tube for fabricating large-scaled muscle scaffold

Qin Lian, Linian Zhou, Xiao Li, Wei Mao, Dichen Li

The purpose of this paper is to present a new method for the fabrication of a large-scaled muscle scaffold containing an artificial hollow tube network, which may solve the…

Experimental study on leveling mechanism for material-jetting-type color 3D printing

Yih-Lin Cheng, Chih-Hsuan Chang, Chunliang Kuo

The material-jetting-type (MJ) 3-D printing technology has advantages in resolution and color printing. During the printing process, a leveling technique is needed to precisely…

Open hole tensile testing of 3D printed parts using in-house fabricated PLA filament

Harshit K. Dave, Ashish R. Prajapati, Shilpesh R. Rajpurohit, Naushil H. Patadiya, Harit K. Raval

Fused deposition modeling (FDM) is being increasingly used in automotive and aerospace industries because of its ability to produce specimens having difficult geometrical shape…

Antibacterial silver submicron wire-polylactic acid composites for fused filament fabrication

Jenna Stephanie Walker, John Arnold, Cynthiya Shrestha, Damon Smith

The purpose of this study is to explore the use of silver submicron-scale wire (AgSMW) additives in filament feedstock for fused filament fabrication (FFF) additive manufacturing…

Effect of clay functionally graded materials on dual gradient direct ink writing behavior and microstructure of geological model

Danna Tang, Liang Hao, Yan Li, Zheng Li

The study aims to explore the composition and microstructure of clay functionally graded materials under the process of double-gradient direct ink writing (DIW).

Cylindrical slicing and path planning of propeller in wire and arc additive manufacturing

Rui Wang, Haiou Zhang, Wang Gui-Lan, Xushan Zhao

The wire and arc additive manufacturing (WAAM) is a promising technology, but the parts are mostly manufactured on the plane and along the vertical direction. The purpose of this…

3D printing build orientation optimization for flexible support platform

Hongyao Shen, Xiaoxiang Ye, Guanhua Xu, Linchu Zhang, Jun Qian, Jianzhong Fu

During the 3D printing process, the model needs to add a support structure to ensure structural stability. Excessive support structure reduces printing efficiency and results in…

Correlation between porosity and permeability of stainless steel filters with gradient porosity produced by SLS/SLM

Aloysio Arthur Becker Fogliatto, Carlos Henrique Ahrens, Paulo Antônio Pereira Wendhausen, Edson Costa Santos, Daniel Rodrigues

Porous structures have been widely used in filtration, medical implants and aerospace field. In the filtration field, the study of permeability of the porous structures is of…

Network-based pricing for 3D printing services in two-sided manufacturing-as-a-service marketplace

Deepak Pahwa, Binil Starly

This paper presents approaches to determine a network-based pricing for 3D printing services in the context of a two-sided manufacturing-as-a-service marketplace. The purpose of…

Additive manufacturing infill optimization for automotive 3D-printed ABS components

Matt Schmitt, Raj Mattias Mehta, Il Yong Kim

Lightweighting of components in the automotive industry is a prevailing trend influenced by both consumer demand and government regulations. As the viability of additively…

Camera signal dependencies within coaxial melt pool monitoring in laser powder bed fusion

Tobias Kolb, Reza Elahi, Jan Seeger, Mathews Soris, Christian Scheitler, Oliver Hentschel, Jan Tremel, Michael Schmidt

The purpose of this paper is to analyse the signal dependency of the camera-based coaxial monitoring system QMMeltpool 3D (Concept Laser GmbH, Lichtenfels, Germany) for laser…

Increasing strength of FFF three-dimensional printed parts by influencing on temperature-related parameters of the process

Vladimir E. Kuznetsov, Alexey N. Solonin, Azamat Tavitov, Oleg Urzhumtsev, Anna Vakulik

This paper aims to investigate how the user-controlled parameters of the fused filament fabrication three-dimensional printing process define temperature conditions on the…

Thermal cycling, microstructure and tensile performance of PLA-PHA polymer printed using fused deposition modelling technique

Sofiane Guessasma, Sofiane Belhabib, Hedi Nouri

This paper aims to investigate the effect of printing temperature on the thermal and the mechanical behaviour of polylactic acid (PLA)-polyhydroxyalkanoate (PHA) blend printed…

Fast production of customized three-dimensional-printed hand splints

Diana Popescu, Aurelian Zapciu, Cristian Tarba, Dan Laptoiu

This paper aims to propose a new solution for producing customized three-dimensional (3D)-printed flat-shaped splints, which are then thermoformed to fit the patient’s hand. The…

Additive manufacturing by material extrusion with medical grade silicone elastomers and IR laser curing

Daniel A. Porter, Nicholas Davis, Paul S. Krueger, Adam L. Cohen, David Son

Techniques of extrude and cure additive manufacturing for thermally cured, high viscosity and medical-grade silicone are investigated by using a small ram extruder and a…

Polyvinylidene fluoride (PVDF) as a feedstock for material extrusion additive manufacturing

Niknam Momenzadeh, Hadi Miyanaji, Daniel Allen Porter, Thomas Austin Berfield

This study aims to investigate the material extrusion additive manufacturing (MEAM) deposition parameters for creating viable 3-D printed polyvinylidene fluoride (PVDF) structures…

Slicing heterogeneous solid using octree-based subdivision and trivariate T-splines for additive manufacturing

Bin Li, Jianzhong Fu, Yongjie Jessica Zhang, Weiyi Lin, Jiawei Feng, Ce Shang

Majority of the existing direct slicing methods have generated precise slicing contours from different surface representations, they do not carry any interior information…

Fused deposition modelling: a review

Swapnil Vyavahare, Soham Teraiya, Deepak Panghal, Shailendra Kumar

Fused deposition modelling (FDM) is the most economical additive manufacturing technique. The purpose of this paper is to describe a detailed review of this technique. Total 211…

Improving the forming quality of fused filament fabrication parts by applied vibration

Shijie Jiang, Yannick Siyajeu, Yinfang Shi, Shengbo Zhu, He Li

The purpose of this study is to investigate the efficiency of applied vibration in improving the forming quality (mechanical property and dynamics characteristics) of fused…

Influence of thermal properties on residual stresses in SLM of aerospace alloys

Mostafa Yakout, M.A. Elbestawi, S.C. Veldhuis, S. Nangle-Smith

Residual stresses are induced during selective laser melting (SLM) because of rapid melting, solidification and build plate removal. This paper aims to examine the thermal cycle…