Rapid Prototyping Journal: Volume 23 Issue 5

Multi-objective optimization of dimensional accuracy, surface roughness and hardness of hybrid investment cast components

Parlad Kumar Garg, Rupinder Singh, IPS Ahuja

The purpose of this paper is to optimize the process parameters to obtain the best dimensional accuracy, surface finish and hardness of the castings produced by using fused…

Twin-wire welding based additive manufacturing (TWAM): manufacture of functionally gradient objects

Somashekara M. Adinarayanappa, Suryakumar Simhambhatla

Twin-wire welding-based additive manufacturing (TWAM) is a unique process which uses gas metal arc welding (GMAW)-based twin-wire weld-deposition to create functionally gradient…

Deposition-induced effects of isotactic polypropylene and polycarbonate composites during fused deposition modeling

Ying-Guo Zhou, Bei Su, Lih-sheng Turng

Although the feasibility and effectiveness of the fused deposition modeling (FDM) method have been proposed and developed, studies of applying this technology to various materials…

Optimisation of selective laser melting parameters for the Ni-based superalloy IN-738 LC using Doehlert’s design

Nataliya Perevoshchikova, Jordan Rigaud, Yu Sha, Martin Heilmaier, Barrie Finnin, Elena Labelle, Xinhua Wu

The Ni-based superalloy IN-738 LC is known to be susceptible to porosity and different types of cracking during the build-up process and, thus, challenging to manufacture using…

Forming metal components through a novel fused-coating based additive manufacturing

Xuewei Fang, Zhengying Wei, Jun Du, Lu Bingheng, Pengfei He, Bowen Wang, Jian Chen, Ruwei Geng

This paper aimed to propose a novel fused-coating-based additive manufacturing (FCAM); the study of key process parameters and mechanical tests are performed to determine the…

Research on the microstructure and properties of the overhanging structure formed by selective laser melting

Jianfeng Sun, Zhou Yang, Yongqiang Yang, Di Wang

This paper aims to analyze the different between matrix and overhanging structure and indicate the laws and mechanism of overhanging structure formed by selective laser melting…

Large-size color models visualization under 3D paper-based printing

Jiangping Yuan, Zhaohui Yu, Guangxue Chen, Ming Zhu, Yanfei Gao

The purpose of this paper is to study a feasible visualization of large-size three-dimension (3D) color models which are beyond the maximum print size of newest paper-based 3D…

Role of process parameters during additive manufacturing by direct metal deposition of Inconel 718

Bo Chen, Jyoti Mazumder

The aim of this research is to study the influence of laser additive manufacturing process parameters on the deposit formation characteristics of Inconel 718 superalloy, the main…

Concurrent deposition path planning and structural topology optimization for additive manufacturing

Jikai Liu, Huangchao Yu

Structural performance of additively manufactured parts is deposition path-dependent because of the induced material anisotropy. Hence, this paper aims to contribute a novel idea…

Effect of layer thickness on irreversible thermal expansion and interlayer strength in fused deposition modeling

Anthony A. D’Amico, Analise Debaie, Amy M. Peterson

The aim of this paper is to examine the impact of layer thickness on irreversible thermal expansion, residual stress and mechanical properties of additively manufactured parts.

A review of additive manufacturing for ceramic production

Eduardo Castro e Costa, José Pinto Duarte, Paulo Bártolo

In this paper, the authors aim to address the potential of mass personalization for ceramic tableware objects. They argue that additive manufacturing (AM) is the most adequate…