Results 31 to 40 of about 10,489,891 (303)

An investigation of the effects of ironing parameters on the surface and compression properties of material extrusion components utilizing a hybrid-modeling experimental approach

Progress in Additive Manufacturing, 2023
Thermoplastic filament Material Extrusion (ME) is one of the most expansive 3D printing processes. Owed to the ME process’s simplicity, low cost of materials, popularity, and flexibility, considerable attention has been devoted to manufacturing specific ...
J. Kechagias, S. Zaoutsos
semanticscholar   +1 more source

Modeling of Twin Screw Extrusion of Polymeric Materials [PDF]

Polymers, 2022
An issue of modeling of twin-screw extrusion of polymeric materials is reviewed. The paper is written in honor of Prof. James L. White who was a pioneer in studying this issue. A global approach to process modeling is presented which includes solid polymer transport, polymer plasticating, and the flow of molten polymer.
Adrian Lewandowski, Krzysztof Wilczyński   +1 more
openaire   +2 more sources

Material extrusion additive manufacturing of high particle loaded suspensions: a review of materials, processes and challenges

Virtual and Physical Prototyping, 2023
Material extrusion additive manufacturing is of increased interest in producing materials with very high loadings of particles, specifically through the use of the direct ink write (DIW), or robocasting, technique and the use of highly loaded particle ...
A. Marnot, K. Koube, Sung Jang, Naresh Thadhani, Josh Kacher, B. Brettmann   +5 more
semanticscholar   +1 more source

Material Extrusion Additive Manufacturing of Ceramics: A Review on Filament-Based Process. [PDF]

Materials (Basel)
Additive manufacturing is very important due to its potential to build components and products using high-performance materials. The filament-based 3D printing of ceramics is investigated, revealing significant developments and advancements in ceramic ...
Spina R, Morfini L.
europepmc   +2 more sources

Influence of aging treatments on 17–4 PH stainless steel parts realized using material extrusion additive manufacturing technologies

The International Journal of Advanced Manufacturing Technology, 2023
The most relevant criticalities of parts produced by material extrusion additive manufacturing technologies are lower mechanical properties than standard material performances, the presence of pores caused by the manufacturing method, and issues related ...
A. Pellegrini, F. Lavecchia, M. G. Guerra, L. Galantucci   +3 more
semanticscholar   +1 more source

Effect of Extrusion Parameters on Soybean Protein Conformation [PDF]

Shipin Kexue, 2023
The study investigated the effect of different extrusion parameters: temperature, material moisture of raw material, and screw speed on the conformation of soybean protein.
ZHANG Haojia, ZHU Xiuqing, SUN Ying
doaj   +1 more source

Design and Modification of a Material Extrusion 3D Printer to Manufacture Functional Gradient PEEK Components

Polymers, 2023
In recent years, the creative use of polymers has been expanded as the range of achievable material properties and options for manufacturing and post-processing continually grows.
Tobias Ritter, Eric McNiffe, Tom Higgins, O. Sam-Daliri, T. Flanagan, Michael Walls, Pouyan Ghabezi, W. Finnegan, Sinéad Mitchell, Noel M. Harrison   +9 more
semanticscholar   +1 more source

Modeling fiber orientation and strand shape morphology in three-dimensional material extrusion additive manufacturing

Composites Part B: Engineering, 2023
The fiber orientation in composite materials is highly dependent on the manufacturing process and plays a crucial role in determining the mechanical, thermal, and electrical properties of the fabricated parts.
B. Šeta, M. Sandberg, Marco Brander, M. T. Mollah, D. Pokkalla, Vipin Kumar, J. Spangenberg   +6 more
semanticscholar   +1 more source

Interlaminar bonding assessment in vertical-oriented filament material extrusion bending specimens

The International Journal of Advanced Manufacturing Technology
Fused filament fabrication (FFF) is the leading 3D printing material extrusion process renowned for its versatility, affordability and easy production of complex components.
J. Kechagias, N. Fountas, Ioannis G. Papantoniou, N. Vaxevanidis   +3 more
semanticscholar   +1 more source

Characterization of Die-Swell in Thermoplastic Material Extrusion

Additive Manufacturing, 2023
Die-swell is a flow effect that occurs in polymer extrusion whereby the material experiences rapid stress and dimensional changes upon exiting the nozzle orifice.
Austin R. Colon, D. Kazmer, A. Peterson, Jonathan E. Seppala   +3 more
semanticscholar   +1 more source