Results 81 to 90 of about 14,681 (188)

Glass Fillers in Three Different Forms Used as Reinforcement Agents of Polylactic Acid in Material Extrusion Additive Manufacturing

, 2023
The industrial demand for functional filaments made of bio-sourced, biocompatible, biodegradable, and/or recyclable polymers and composites for material extrusion (MEX) 3D printing is continuously growing. Polylactic acid (PLA), the most popular filament,
Vassilis Papadakis, Nikolaos Mountakis, Vasilis Rousos, Chrysa Charou, Markos Petousis, Pavlos Bastas, Nectarios Vidakis   +6 more
core   +1 more source

Local Viscosity Control Printing for High-Throughput Additive Manufacturing of Polymers [PDF]

, 2017
Fused deposition modeling's (FDM) throughput is limited by process physics as well as practical considerations favoring single-head polymer extrusion.
Siegel, Joshua E, Sarma, Sanjay E, Erb, Dylan Charles, Jain, Pranay, Ehrenberg, Isaac Mayer   +4 more
core   +1 more source

3D printing of zirconia ceramics for dental applications： materials， technology，and challenges

Cailiao gongcheng
Zirconia （ZrO₂） is widely used in dental restorations for its excellent mechanical properties， continuously improved optical properties， and durability. CNC machining for zirconia dental restorations is mature yet inflexible， with a phase transformation ...
ZENG Zibin, CHEN Haoming, WANG Liang, FENG Bocong, FAN Hanjing, CUI Huachen, DENG Xin, WU Shanghua   +7 more
doaj   +1 more source

Sugar 3D Printing: Additive Manufacturing with Molten Sugar for Investigating Molten Material Fed Printing [PDF]

, 2017
Recent breakthroughs in additive manufacturing of molten glass using gravity-fed mechanisms have opened a new area of research in large-scale extrusion of molten material.
Pok Yin Victor Leung, Leung, Pok Yin
core   +1 more source

Design and performance assessment of custom static intermixers in extrusion 3D printing using machine learning–driven image analysis

Scientific Reports
Uniform blending in multi-material extrusion additive manufacturing is crucial for ensuring consistent material properties. This study evaluates the performance of five static intermixer designs, Split Path, Helix Array, Full Turn Helix, Half Moon, and ...
Rawan Elsersawy, Andrew Rowe, Chance Smith, Dawson Halstead, Erik DeRosier, Mainul Hossain, Mohammad Abu Hasan Khondoker   +6 more
doaj   +1 more source

Semiconductor-free, monolithically 3D-printed logic gates and resettable fuses

Virtual and Physical Prototyping
Additive manufacturing has the potential to enable the inexpensive, single-step fabrication of fully functional electromechanical devices. However, while the 3D printing of mechanical parts and passive electrical components is well developed, the ...
Jorge Cañada, Luis Fernando Velásquez-García   +1 more
doaj   +1 more source

Additive technologies in the polymer components manufacturing for aerospace structures: design and optimization methods

Авіаційно-космічна техніка та технологія
The subject matter of the article is additive manufacturing technologies used in the fabrication of polymer components for aerospace structures. The goal is to develop a comprehensive methodology focused on optimizing the design of polymer components ...
Oleksandr Dzhurynskyi
doaj   +1 more source

Fundamental Understanding of Material Extrusion Additive Manufacturing

International audience ; This chapter describes the key stages in additive manufacturing using fused filament fabrication. It shows that heating and melting are a compromise between heat transfer from the extruder and polymer transport. Pressure drop and the force required for extruding the filament are reported.
Pigeonneau, Franck, Xu, D., Agassant, Jean-François   +2 more
openaire   +2 more sources

Numerical Simulation and Experimental Study of the Extrusion Process in Additive Manufacturing for High-Viscosity and High-Solid-Content Multi-Component Energetic Materials

Micromachines
A combined numerical simulation and experimental validation approach was employed to investigate the phenomena of screw adhesion and nozzle clogging, which occur frequently during material conveying and extrusion of high-viscosity, high-solid-content ...
Dashun Zhang, Shijun Ji, Ji Zhao, Juan Du, Handa Dai, Suhui Sun, Ke Guo   +6 more
doaj   +1 more source

Analyzing Surface Roughness Variations in Material Extrusion Additive Manufacturing of Nylon Carbon Fiber Composites. [PDF]

Polymers (Basel), 2023
Abas M, Awadh MA, Habib T, Noor S.
europepmc   +1 more source