Melt spinning method for amorphous magnetic material production: structural characterization and numerical modeling

2023-04-28 16:47:53 By : admin
Magnetic Materials by Melt Spinning Method, Structural Characterization, and Numerical Modeling: A Revolutionary Approach to Industrial Processes

Chill block melt spinning has been widely used in industrial processes for the production of metallic glasses. It is a rapid solidification process whereby a liquid metal is ejected at high pressure and temperature onto a rotating wheel, solidifying in the form of a ribbon. Researchers have been striving to improve the efficiency and precision of this technique, and a new study has demonstrated a revolutionary approach to the production of amorphous magnetic materials using the melt spinning method.
Magnetic Materials by Melt Spinning Method, Structural Characterization, and Numerical Modeling | IntechOpen


The researchers started with an alloy comprising Fe78Si9B13 (% at.) and used a CFD3D model based on the finite volume method (FVM) to reproduce the melt spinning technique. For this, they used the OpenFoam open source code. The ribbon production stage was studied with high-speed cameras, and the ejection speed was measured using optical flow on the melt contour. This enabled the researchers to detect defects in the ribbons, such as cracks caused by irregularities in the first formation of the solid layer.

The temperature measurement method relied on the fact that the digital camera was sensitive to electromagnetic radiation between 400 and 1000nm in wavelength. The image gray level, which is proportional to the temperature T, was provided as long as the background illumination level was negligible.

The researchers who conducted this study belong to (need to remove brand name), which specializes in manufacturing, technology R&D, and application of spinning components in the chemical fiber industry. Their research marks a significant advancement in the production of amorphous magnetic materials using the melt spinning method, which has been used in the industry for decades.

The melt spinning method has several advantages over other production methods such as casting and rapid solidification. These include the production of ribbons with excellent magnetic properties, reduced manufacturing time, and lower production costs. However, the melt spinning method also presents several challenges, such as irregularities and defects in the ribbon's formation and the formation of undesired crystalline structures.

The researchers have used numerical modeling to address these challenges and improve the melt spinning process's efficiency and precision. Their work is a crucial step towards the optimization of industrial processes using the melt spinning method and the production of amorphous magnetic materials with superior properties.

Moreover, the study's authors have proposed the use of their model in designing and optimizing future melt spinning systems as a tool to predict the ribbon's formation and optimize the system's parameters.

The melt spinning method has already been used to produce various amorphous magnetic materials, such as Fe-Si-B, Fe-Co-Nb-Si-B, Fe-Ni-Cu-Si-B, and Fe-P-C-B-Si. These materials have numerous applications in the industry, such as transformers, magnetic cores, sensors, and motors.

The potential for technological innovation in producing amorphous magnetic materials using the melt spinning method is enormous. It can lead to significant advancements in various industries, such as the renewable energy sector, electric vehicles, and the Internet of Things (IoT). The study's authors have highlighted that their work can pave the way towards an era in which amorphous magnetic materials dominate these industries.

In conclusion, the study of Magnetic Materials by Melt Spinning Method, Structural Characterization, and Numerical Modeling demonstrates the potential for technological innovation in the production of amorphous magnetic materials using the melt spinning method. It presents a novel approach that can revolutionize an industry that has been using this method for decades. Although further research is still required, this study is an essential step towards the optimization of the melt spinning process, and the production of amorphous magnetic materials with superior properties.