Results 41 to 50 of about 20,410 (311)

Use of a Holistic Design and Manufacturing Approach to Implement Optimized Additively Manufactured Mould Inserts for the Production of Injection-Moulded Thermoplastics

Journal of Manufacturing and Materials Processing, 2020
Injection moulding is one the most familiar processes for manufacturing of plastic parts by injecting molten thermoplastic polymers into a metallic mould.
Loucas Papadakis, Stelios Avraam, Demetris Photiou, Simona Masurtschak, Juan Carlos Pereira Falcón   +4 more
doaj   +1 more source

Using a Conformal Water Bolus to Adjust Heating Patterns of Microwave Waveguide Applicators [PDF]

, 2017
Background: Hyperthermia, i.e., raising tissue temperature to 40-45°C for 60 min, has been demonstrated to increase the effectiveness of radiation and chemotherapy for cancer.
Dewhirst, Drizdal, Drizdal, Hasgall, Neufield, Rodrigues, Stauffer, Stauffer, Trefna, van Rhoon   +9 more
core   +2 more sources

Integrated Optimum Layout of Conformal Cooling Channels and Optimal Injection Molding Process Parameters for Optical Lenses

Applied Sciences, 2019
Plastic lenses are light and can be mass-produced. Large-diameter aspheric plastic lenses play a substantial role in the optical industry. Injection molding is a popular technology for plastic optical manufacturing because it can achieve a high ...
Chen-Yuan Chung
doaj   +1 more source

Additively manufactured conformal cooling channels through topology optimization [PDF]

Structural and Multidisciplinary Optimization
AbstractCooling channels play a critical role in various casting and molding processes, impacting both the cycle time and quality of the product. As additive manufacturing technologies become increasingly prevalent, conventional straight-drilled channels are being progressively substituted by intricate cooling lines that conform to the contours of the ...
Marc‐Étienne Lamarche‐Gagnon, Marjan Molavi‐Zarandi, Vincent Raymond, F. Ilinca   +3 more
openalex   +3 more sources

Microstructure, Properties and Crack Suppression Mechanism of High-speed Steel Fabricated by Selective Laser Melting at Different Process Parameters

Chinese Journal of Mechanical Engineering, 2023
To enrich material types applied to additive manufacturing and enlarge application scope of additive manufacturing in conformal cooling tools, M2 high-speed steel specimens were fabricated by selective laser melting (SLM).
Wenbin Ji, Chuncheng Liu, Shijie Dai, Riqing Deng   +3 more
doaj   +1 more source

Viscosity of High Energy Nuclear Fluids [PDF]

, 2007
Relativistic high energy heavy ion collision cross sections have been interpreted in terms of almost ideal liquid droplets of nuclear matter. The experimental low viscosity of these nuclear fluids have been of considerable recent quantum chromodynamic ...
Allan Widom, Arnold P, Arnold P, David Drosdoff, Feynman R P, Hagedorn R, Heinz U, Karsch F, Parihar V Widom A Srivastava Y N, Vivek Parihar, Yogendra N Srivastava   +10 more
core   +2 more sources

The design and additive manufacturing of an eco-friendly mold utilized for high productivity based on conformal cooling optimization

Materials & Design, 2022
This study proposes an eco-friendly (ECO) mold that is fabricated using the laser powder bed fusion (LPBF) method, which utilizes a three-dimensional (3D) cooling channel. Unlike previous studies, we designed surface-type conformal cooling channels (CCC)
Woongbeom Heogh, Si Mo Yeon, Dong-Seok Kang, Seonghwan Park, Seongjun Park, Kwanho Ryu, Juhyun Sun, Leecheol Ji, Yong Son, Kyunsuk Choi, Cheol Woo Ha   +10 more
doaj   +1 more source

Quantitative analysis of the effects of incorporating laser powder bed fusion manufactured conformal cooling inserts in steel moulds over four types of defects of a commercially produced injected part

Journal of Materials Research and Technology, 2023
The introduction of additively manufactured conformal cooling inserts in steel moulds for plastic injection is becoming a recommended standard. Fine adjustment of the temperatures in the mould has demonstrated potential to reduce cycle times and to ...
Joaquim Minguella-Canela, Sergio Morales Planas, Vicente César de Medina Iglesias, M. Antonia de los Santos López   +3 more
doaj   +1 more source

DMLS and Manufacturing [PDF]

, 2007
Direct Metal Laser Sintering (DMLS) has been used for manufacturing prototypes, functional metal components and prototype tools for more than 10 years.
Hänninen, Jouni, Kotila, Juha, Latikka, Maria, Nyrhilä, Olli, Syvänen, Tatu   +4 more
core   +1 more source

Numerical study of effect of cooling channel configuration and size on the product cooling effectiveness in the plastic injection molding

MATEC Web of Conferences, 2018
Injection molding is most frequently used manufacturing processes in the plastics industry. In the plastic injection molding process the cooling channel has an important role for the cooling process of the product.
Prasetiyo Angger Bagus, Fauzun Fauzun
doaj   +1 more source