Rapid Prototyping Journal: Volume 25 Issue 5

Rheological and printable behavior of resin – class materials for 3D printing applications

Jianzhong Shang, Xin Li, Zhuo Wang, Rong Wang, Hong Zhu

This study aims to investigate rheological and extrusion behavior of thermosetting epoxy resins, which to find the universal property and printing parameters for extrusion-based…

Process stability for GTAW-based additive manufacturing

Xiaolong Wang, Aimin Wang, Kaixiang Wang, Yuebo Li

Effect of the orientation on the fatigue crack growth of polyamide 12 manufactured by selective laser sintering

Alberto J. Cano, Alicia Salazar, Jesús Rodríguez

Polyamide 12 (PA12) properties meet specific requirements for various applications in the automotive and aerospace industries. Bulk specimens made of PA12 and processed via the…

Investigating pressure advance algorithms for filament-based melt extrusion additive manufacturing: theory, practice and simulations

Sigmund Arntsønn Tronvoll, Sebastian Popp, Christer Westum Elverum, Torgeir Welo

This paper aims to present the mathematical foundation of so-called advance algorithms, developed to compensate for defects during acceleration and deacceleration of the print…

Evaluation of techniques to quantify the effectiveness of powder bed fusion residue removal protocols

Jorge Hernandez Sanchez, James Coburn

Powder bed fusion (PBF) additive manufacturing (AM) has facilitated the production of medical devices with intricate geometries and patient-matched features. The medical industry…

Dimensional characteristics of Ti-6Al-4V thin-walled parts prepared by wire-based multi-laser additive manufacturing in vacuum

Farui Du, Jinqian Zhu, Xueping Ding, Qi Zhang, Honglin Ma, Jie Yang, Hongzhong Cao, Zemin Ling, Guoyu Wang, Xuanming Duan, Shuqian Fan

A wire-based additive manufacturing system works with high manufacturing efficiency and low dimensional precision. The purpose of this paper is to study the dimensional…

Accuracy of chair-side fused-deposition modelling for dental applications

Fusong Yuan, Yao Sun, Lei Zhang, Yuchun Sun

The purpose of this paper is to establish a chair-side design and production method for a tooth-supported fixed implant guide and to evaluate its accuracy.

Automated storage and active cleaning for multi-material digital-light-processing printer

Christopher-Denny Matte, Michael Pearson, Felix Trottier-Cournoyer, Andrew Dafoe, Tsz Ho Kwok

The purpose of this paper is to introduce a novel technique for printing with multiple materials using the DLP method. Digital-light-processing (DLP) printing uses a digital…

Multi-objective optimization approach in design for additive manufacturing for fused deposition modeling

Elnaz Asadollahi-Yazdi, Julien Gardan, Pascal Lafon

This paper aims to provide a multi-objective optimization problem in design for manufacturing (DFM) approach for fused deposition modeling (FDM). This method considers the…

A rapid prototyping-based methodology for patient-specific contouring of osteotomy plates

Behnam Gomari, Farzam Farahmand, Hassan Farkhondeh

An important challenge of the osteotomy procedures, particularly in the case of large and complex corrections, is the fixation of the osteotomy site. The purpose of this study is…

Additive manufacturing and mechanical properties of lattice-curved structures

Enrique Cuan-Urquizo, Mario Martínez-Magallanes, Saúl E. Crespo-Sánchez, Alfonso Gómez-Espinosa, Oscar Olvera-Silva, Armando Roman-Flores

The purpose of this paper is to study the feasibility of the fabrication of circle arc curved-layered structures via conventional fused deposition modeling (FDM) with three-axis…

Surface enhancement of FDM patterns to be used in rapid investment casting for making medical implants

Vivek Kumar Tiwary, Arunkumar P., Anand S. Deshpande, Nikhil Rangaswamy

Due to intrinsic limitations, fused deposition modelling (FDM) products suffer from the bad surface finish and inaccurate dimensional accuracies restricting its usage in many…

Dimensional capability of selected 3DP technologies

Younss Ait Mou, Muammer Koc

This paper aims to report on the findings of an investigation to compare three different three-dimensional printing (3DP) or additive manufacturing technologies [i.e. fused…

Acoustic manipulation of microparticle in a cylindrical tube for 3D printing

Yannapol Sriphutkiat, Yufeng Zhou

The capability of microparticle/objects patterning in the three-dimensional (3D) printing structure could improve its performance and functionalities. This paper aims to propose…

Assessment of geometrical defects caused by thermal distortions in laser-beam-melting additive manufacturing: a simulation approach

Corentin Douellou, Xavier Balandraud, Emmanuel Duc

The purpose of this paper is to develop a numerical approach inspired by Geometrical Product Specifications (GPS) standards for the assessment of geometrical defects appearing…