... alloy (LMPA), which has applications in the electronics industry, rapid tooling, biomedical, etc. Design/methodology/approach Solder is the LMPA with alloy’s melting temperature (around 200°C) lower than the parent metals. The most common composition of the solder, which is widely used, is tin...

... imaging can be not just a non-destructive technique but also a method to analyse the actual permeability of any part of the mould; hence, these data can be helpful in simulating the solidification process of an alloy within the 3D printed mould with real/dynamic data (permeability can be a function...

...David Palousek; Martin Kocica; Libor Pantelejev; Lenka Klakurkova; Ladislav Celko; Daniel Koutny; Jozef Kaiser Purpose Materials with a high thermal conductivity, such as Cu-alloys hold the most interest to the plastic moulding industry. Additive manufacturing (AM), especially selective laser...

... alloy after selective laser melting process and to investigate the viability of the technology in IDE design. The research aim was an explanation of the wear mechanism of bearing surfaces with respect to the reference material. Design/methodology/approach In this paper, the tribological test results...

...Ana R. Lapcevic; Danimir P Jevremovic; Tatjana M Puskar; Robert J. Williams; Dominic Eggbeer Purpose – The purpose of this paper is to analyse structure and measure hardness of Co-Cr dental alloy samples made with two different technologies, conventional casting method (CCM samples) and additive...

...Frank Alifui-Segbaya; Jeffrey Lewis; Dominic Eggbeer; Robert John Williams Purpose – The purpose of this research paper is to compare corrosion data obtained from additive-manufactured heat-treated (HRx) and non-heat-treated (NHRx) cobalt-chromium (Co–Cr) alloys. Heat treatments are indicated...

... – Laser-assisted DMD was used to create two innovative sets of metallic structures – the functionally graded and wafer-layered structures – using pairs of six different engineering alloys in different combinations. These alloys were selected due to their high popularity within a diverse range...

...Frank Alifui‐Segbaya; Paul Foley; R.J. Williams Purpose Rapid manufacture‐produced cobalt chromium alloys are beginning to be used in dentistry but there are few published results relating to their properties. The purpose of this paper is to determine the corrosion resistance of a rapid...

... An experimental study has been performed. Metal powder mixture with Cu and Cu‐P alloy powders has been utilized. Q‐switching duration of 15 μs∼25 μs, rate of 25 kHz∼45 kHz have been used. Findings The results show that as the Q‐switching rate and duration increases, the peak laser power decreases...

... Publishing Limited 2012 Alloys Surface roughness measurement Manufacturing systems Titanium Ti‐6Al‐4V Electron beam melting Ra Response surface methodology Multiple regression model Confocal microscope The objective of this study is to determine and understand the effect of part's...

... (Ti) alloys initially forced by aerospace industries due to critical need for high strength: weight ratio. Besides, titanium alloys have high resistance to corrosion, low modulus of elasticity, low heat conductivity, and high tissue and bone integration that make titanium alloys favorable...

... powders. Design/methodology/approach A range of bimodal and trimodal powder blends were created through mixing Al‐12Si and pure aluminium powder. The powder blends were then processed using selective laser sintering to investigate the effect of alloy composition, powder particle size and bed density...

...Luca Facchini; Emanuele Magalini; Pierfrancesco Robotti; Alberto Molinari; Simon Höges; Konrad Wissenbach Purpose The aim of the paper is the study of the change in the mechanical properties (and in particular in ductility), with the microstructure, of a biomedical Ti‐6Al‐4V alloy produced...

... premature failure from surface initiated cracking (Dalgarno, 2007). Commercial powder bed machines such as MTT's realizer, EOS M270, etc. often require post processing operations such as surface machining, polishing and shot peening to attain final part surface finish. Alloys Melting Lasers Powders...

...Luca Facchini; Emanuele Magalini; Pierfrancesco Robotti; Alberto Molinari Purpose The purpose of this paper is the microstructural and mechanical characterization of a biomedical Ti‐6Al‐4V alloy produced by electron beam melting, and the study of the stability of the as‐built microstructure upon...

...Jing Zhao; Wenbin Cao; Changchun Ge; Yongsheng Tan; Yan Zhang; Qunxing Fei Purpose The paper seeks to investigate the laser engineered net shaping (LENS) of metal thick‐wall parts from Ni‐based alloy powders. Design/methodology/approach The composition of Ni‐based alloy powders was determined...

...‐7Nb components produced using SLM. Originality/value Currently, little is known about the heat treatment and subsequent mechanical properties of this Ti‐6Al‐7Nb alloy when produced using rapid manufacturing techniques. Such lack of knowledge limits the potential applications, especially...

... be controlled simultaneously. The paper also focuses on one of the potential application area for 5052‐Al alloy. Uniaxial compression testing was done with seven samples with the same volume fraction of metal. Cylindrical samples of 6 mm diameter and 12 mm long were used for these tests. Tests were...

... for the different orientations. Compression tests were done with 7075 aluminum alloy rings of geometry: inner diameter, 12.7 mm; outer diameter, 25.4 mm; and height, 8.47 mm. The rings were heated to a temperature of 471°C and compressed between flat dies on a 50 tons testing machine with a speed of 12.7 mm...