Rapid Prototyping Journal: Volume 24 Issue 6

Printing with mechanically interlocked extrudates using a custom bi-extruder for fused deposition modelling

Mohammad Abu Hasan Khondoker, Asad Asad, Dan Sameoto

This paper aims to target to print functionally gradient materials (FGM) devices made of immiscible polymers in multi-material fused deposition modelling (FDM) systems. The design…

A novel parameterized digital-mask generation method for projection stereolithography in tissue engineering

Mingke Li, Wangyu Liu

The purpose of this paper is to present the novel parameterized digital-mask generation method which is aimed at enhancing bio-scaffold’s fabricating efficiency with digital…

A defects detection method based on infrared scanning in laser metal deposition process

Ruidong Xie, Dichen Li, Bin Cui, Lianzhong Zhang, Feng Gao

Laser metal deposition (LMD) is an important additive manufacturing (AM) technology, but the metallurgical defects, such as cracks and porosities, produced in LMD process will…

A dimensional compensation algorithm for vertical bending deformation of 3D printed parts in selective laser sintering

Sangho Ha, Kasin Ransikarbum, Hweeyoung Han, Daeil Kwon, Hyeonnam Kim, Namhun Kim

The purpose of this study is to mitigate the dimensional inaccuracy due to vertical curling/bending deformation of three-dimensional (3D) printed parts produced by selective laser…

Investigation on the process and microstructure evolution during direct laser metal deposition of 18Ni300

Bo Chen, Yuhua Huang, Tao Gu, Caiwang Tan, Jicai Feng

Additive manufacturing is a fabrication technology with flexibility and economy. 18Ni300 is one of maraging steels with ultra-high strength, superior toughness, so it is an…

Fully resolved numerical simulations of fused deposition modeling. Part II – solidification, residual stresses and modeling of the nozzle

Huanxiong Xia, Jiacai Lu, Gretar Tryggvason

The purpose of this paper is to continue to describe the development of a comprehensive methodology for fully resolved numerical simulations of fused deposition modeling.

Novel dynamic CAPP system for hybrid additive–subtractive–inspection process

Osama Abdulhameed, Abdurahman Mushabab Al-Ahmari, Wadea Ameen, Syed Hammad Mian

Hybrid manufacturing technologies combining individual processes can be recognized as one of the most cogent developments in recent times. As a result of integrating additive…

Flexural behavior of additively manufactured Ultem 1010: experiment and simulation

Gregory Taylor, Xin Wang, Leah Mason, Ming C. Leu, K. Chandrashekhara, Timothy Schniepp, Ross Jones

The purpose of this paper is to study the flexural behavior of additively manufacture Ultem 1010 parts. Fused deposition modeling (FDM) process has become one of most widely used…

A review of slicing methods for directed energy deposition based additive manufacturing

Jing Xu, Xizhi Gu, Donghong Ding, Zengxi Pan, Ken Chen

The purpose of this paper is to systematically review the published slicing methods for additive manufacturing (AM), especially the multi-direction and non-layerwise slicing…

Preparation and selective laser sintering of a new nylon elastomer powder

Yunsong Shi, Wei Zhu, Chunze Yan, Jinsong Yang, Zhidao Xia

This study aims to report the preparation, selective laser sintering (SLS) processing and properties of a new nylon elastomer powder. The effects of solvent, dissolution…

A novel method of preparing Ti powder for 3D printing

Yajuan Zhang, Xiaoyan Song, Haibin Wang, Zuoren Nie

The purpose of this paper is to propose a novel method to prepare pure Ti powder for 3D printing with tailorable particle size distribution.

Proof of concept of a novel combined consolidation and transfer mechanism for electrophotographic 3D printing

Matthew James Benning, Kenny Dalgarno

This paper aims to develop and then evaluate a novel consolidation and powder transfer mechanism for electrophotographic 3D printing, designed to overcome two longstanding…

A method to improve the cured bonding strength at the weak juncture of the porous hydrogel scaffold

Wangyu Liu, Dong Sun, Aimin Tang, Mingke Li

Hydrogel is an excellent material for the fabrication of porous scaffold by mask-prototyping method. Different from the common commercial resin, hydrogel is hydrophilic and…

The synthesis of epoxy resin coated Al2O3 composites for selective laser sintering 3D printing

Qiuping Yang, Huizhi Li, Yubo Zhai, Xiaofeng Li, Peizhi Zhang

To prepare a new type of composite for selective laser sintering 3D printing, the surface of Al₂O₃ nanoparticles was modified by the coupling agent…

Investigation of ABS-rice straw composite feedstock filament for FDM

Mohammed Ali Osman, Mostafa R.A. Atia

The purpose of this paper is to present the development of a cost-effective acrylonitrile butadiene styrene (ABS)-rice straw (RS) composite filament for use in fused deposition…