1-20 of 191
Proceedings Papers
Close
Full Text: wire arc
Close
Sort by
Proceedings Papers

ITSC2023, Thermal Spray 2023: Proceedings from the International Thermal Spray Conference, 70-76, May 22–25, 2023,
... Abstract Plasma Transferred Wire Arc (PTWA) is a well-established thermal spray process that is used in high-volume production by multiple automotive OEMs. Benefits of these PTWA thermal spray coatings include closer bore spacing, improved thermal transfer, lower bore distortion, increased...
Proceedings Papers

ITSC2023, Thermal Spray 2023: Proceedings from the International Thermal Spray Conference, 135-141, May 22–25, 2023,
... Abstract Wire-arc spraying is particularly used for large-area coatings due to the high cost efficiency of the process but is also characterized by strong fluctuations. Nowadays, a costly and time-consuming inspection is required after coating in order to identify and eliminate possible coating...
Proceedings Papers

ITSC2023, Thermal Spray 2023: Proceedings from the International Thermal Spray Conference, 179-185, May 22–25, 2023,
... geometric accuracy, high energy consumption, and long processing times. This study presents a low-cost additive manufacturing method using twin wire arc spray to make surface features at the sub-millimeter scale. Water-soluble polyvinyl alcohol (PVA) paste is first placed onto a mold containing a negative...
Proceedings Papers

ITSC2023, Thermal Spray 2023: Proceedings from the International Thermal Spray Conference, 310-315, May 22–25, 2023,
... Abstract Additive manufacturing with metal powders enables a high degree of design diversity and an enormous material flexibility for components. The development of new products using special alloys requires just a small amount of powder. Therefore, a wire arc spraying process using nitrogen...
Proceedings Papers

ITSC2023, Thermal Spray 2023: Proceedings from the International Thermal Spray Conference, 330-335, May 22–25, 2023,
... laser-parameters is discussed accordingly. The coatings are applied by the wire-arc spray with Zinc feedstock as well as the atmospheric plasma spray (APS) process with Copper feedstock. It was found that coating properties such as adhesion strength, EMF-shield strength as well as electrical properties...
Proceedings Papers

ITSC 2022, Thermal Spray 2022: Proceedings from the International Thermal Spray Conference, 123-129, May 4–6, 2022,
.... To overcome these limitations, a novel additive manufacturing method is developed using twin wire-arc spray. Wire-arc spray was used to build complex aluminum structures with length scales varying from 0.5 mm to 74 mm. Surface structures were built on a metal plate by spraying aluminum through a 3D printed...
Proceedings Papers

ITSC 2022, Thermal Spray 2022: Proceedings from the International Thermal Spray Conference, 189-193, May 4–6, 2022,
... measures. Moreover, weak points are analyzed by looking at damage that has already occurred. The requirements for thermal coating are determined based on this. corrosion protection environmental safety pipelines safety wire arc spraying Thermal Spray 2022: Proceedings from the International...
Proceedings Papers

ITSC 2022, Thermal Spray 2022: Proceedings from the International Thermal Spray Conference, 194-198, May 4–6, 2022,
... wires as feedstock material allows for a certain influence on the particle size distribution by adjusting process parameters. In this study, the influence of nozzle geometry and atomizing gas pressure on coating quality, surface roughness and cost-efficient post-treatments of wire-arc sprayed Fe-based...
Proceedings Papers

ITSC 2022, Thermal Spray 2022: Proceedings from the International Thermal Spray Conference, 205-210, May 4–6, 2022,
... of polymers, the low wettability, and the disparate atomic properties. The twin-wire arc spraying (TWAS) process comprises two contradictory features. Almost all spraying particles are in a molten state on the one hand, and on the other hand, the spray plume has the lowest heat output among the different...
Proceedings Papers

ITSC 2022, Thermal Spray 2022: Proceedings from the International Thermal Spray Conference, 489-492, May 4–6, 2022,
... Abstract Viruses and microbial pathogens can survive for hours on fabrics. This paper reports that copper-doping of natural and synthetic fabrics inactivates, within minutes, a human COVID surrogate pathogen. The fabric is embedded with copper particles by twin-wire arc thermal spray. The long...
Proceedings Papers

ITSC 2022, Thermal Spray 2022: Proceedings from the International Thermal Spray Conference, 607-613, May 4–6, 2022,
... printing directly using metal, but to succeed it is essential for the sprayed metal to adhere to the polymer substrate. Tests were done in which aluminum and copper were sprayed using a twin-wire arc spray system onto 3D printed coupons, 50 mm x 50 mm in size, made from polylactic acid (PLA), PLA mixed...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 454-460, May 24–28, 2021,
..., porous matrix aluminum coatings were fabricated by cored wire arc spray, and the sizes of the pores in the aluminum (Al) coatings were controlled by altering the size of the cored powder of sodium chloride. Silicone hydrogel was further deposited on the porous coating. The hydrogel penetrated...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 530-541, May 24–28, 2021,
... Abstract Twin wire arc is a commonly used thermal spray technology for application of steel coatings to cast iron components. Hardness and adhesion strength are critical properties of such coatings, and significant research is available reporting these properties. However, residual stresses...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 569-577, May 24–28, 2021,
... material compounds. This paper evaluates a new joining method in which plastic parts are laser treated, then metallized via wire-arc spraying, and finally soldered to mating metal parts using a low-temperature process. Due to the effective increase in interface area resulting from laser structuring, bond...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 657-663, May 24–28, 2021,
... temperature materials. atomization metal additive manufacturing plasma ionization plasma wire arc spraying refractory metal powder Thermal Spray 2021: Proceedings from the International Thermal Spray Conference Copyright © 2021 ASM International® May 24 28, 2021 All rights reserved. F. Azarmi, X...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 700-707, May 24–28, 2021,
... Abstract Nickel-aluminum alloys are widely used in harsh environments due to their corrosion resistance, high melting temperature, and thermal conductivity. In this work, Ni-5wt%Al coatings were deposited by twin-wire arc spraying (TWAS) on tool steel using a design of experiments approach...
Proceedings Papers

ITSC 2021, Thermal Spray 2021: Proceedings from the International Thermal Spray Conference, 750-757, May 24–28, 2021,
... residual stress surface roughness twin wire arc spraying zinc-aluminum alloys Thermal Spray 2021: Proceedings from the International Thermal Spray Conference Copyright © 2021 ASM International® May 24 28, 2021 All rights reserved. F. Azarmi, X. Chen, J. Cizek, C. Cojocaru, B. Jodoin, H. Koivuluoto, Y...
Proceedings Papers

ITSC 2019, Thermal Spray 2019: Proceedings from the International Thermal Spray Conference, 441-449, May 26–29, 2019,
... Abstract In this paper, the principles of computational fluid dynamics are used to simulate the complex gas flows in the cylinder bore of an automotive engine during internal-diameter twin-wire arc spraying. A number of experiments are conducted as well and the results are presented...
Proceedings Papers

ITSC 2019, Thermal Spray 2019: Proceedings from the International Thermal Spray Conference, 908-915, May 26–29, 2019,
... Abstract The aim of this study is to characterize the mechanical behavior of wire-arc sprayed Zn-Al coatings and correlate the results with microstructure via computational techniques. High-resolution microstructural images obtained by SEM were imported into NIST-developed FEA software, which...
Proceedings Papers

ITSC 2019, Thermal Spray 2019: Proceedings from the International Thermal Spray Conference, 916-922, May 26–29, 2019,
... Abstract In recent studies, crack formation was observed in oxidized areas of wire-arc sprayed Zn-Al coatings. As corrosion tests show, these cracks allow electrolyte to penetrate the coating, reducing effective service lifetime. Wire-arc sprayed coatings usually exhibit tensile residual...