Results 11 to 20 of about 15,766 (258)

Rapid mold temperature rising method for PEEK microcellular injection molding based on induction heating

open access: yesJournal of Materials Research and Technology, 2023
As a high-performance polymer, Polyether ether ketone (PEEK) and its injection-molded products are widely used as an ideal metal replacement. The production of ideal PEEK injection molded products, including microcellular injection molded, requires the ...
Zhengchuan Guo   +4 more
doaj   +1 more source

Thermoelasticity of Injection-Molded Parts

open access: yesPolymers, 2023
In the realm of injection-molded parts, small length scale deformation defects such as sink marks often pose a major challenge to the aesthetics or functionality of the parts. To address this problem, we present a comprehensive thermoelastomechanical approach that calculates the deformation of injection molded plastic by solving the elastic problem at ...
Janez Turk, Daniel Svenšek
openaire   +3 more sources

The potential of RHCM technology in injection molding using a simple convention heating and cooling system

open access: yesResults in Engineering, 2023
In conventional injection molding, low mold temperatures are used; however, the thermal conditions, which vary during the processing, affect the properties of the injection molded parts and the injection molding process parameters.
Cláudia Macedo   +5 more
doaj   +1 more source

Quality prediction in injection molding [PDF]

open access: yes2017 IEEE International Conference on Computational Intelligence and Virtual Environments for Measurement Systems and Applications (CIVEMSA), 2017
Injection molded part quality can be improved by precise process adjustment, which could rely on in-situ measurements of part quality. Geometrical and appearance quality (visually and sensory) requirements are increasing. However, direct measurement is often not feasible industrially.
Pierre Nagorny   +6 more
openaire   +2 more sources

Wavelet Packet Decomposition to Characterize Injection Molding Tool Damage

open access: yesApplied Sciences, 2016
This paper presents measurements of acoustic emission (AE) signals during the injection molding of polypropylene with new and damaged mold. The damaged injection mold has cracks induced by laser surface heat treatment.
Tomaž Kek, Dragan Kusić, Janez Grum
doaj   +1 more source

Frame Work on an Injection Molding Rejuvenation Technique for Cable Insulation Failure [PDF]

open access: yesE3S Web of Conferences, 2021
Rejuvenation technique on cable insulation failures is a hot topic in improving production benefits for electric related enterprises. Breaking the traditional thought of repair action without extensive former damage in scale of the cable insulation, the ...
Lv ChongWei   +3 more
doaj   +1 more source

Comparison and Analysis on Cavity Pressure of Conventional Injection Molding and Injection Compression Molding

open access: yesCailiao gongcheng, 2018
The cavity pressure sensors were mounted in the self-developed injection compression mold. Comparison and analysis on cavity pressure of conventional injection molding and injection compression molding were conducted by changing process parameters.
WANG Tao   +5 more
doaj   +1 more source

A new insight into foaming mechanisms in injection molding via a novel visualization mold

open access: yeseXPRESS Polymer Letters, 2016
The complex mechanisms of bubble nucleation and dynamics in foam injection molding have not been uncovered despite many previous efforts due to the non-steady stop-and-flow nature of injection molding and the non-uniform temperature and pressure ...
V. Shaayegan   +3 more
doaj   +1 more source

A Review on Machine Learning Models in Injection Molding Machines

open access: yesAdvances in Materials Science and Engineering, 2022
One of the most suitable methods for the mass production of complicated shapes is injection molding due to its superior production rate and quality. The key to producing higher quality products in injection molding is proper injection speed, pressure ...
Senthil Kumaran Selvaraj   +4 more
doaj   +1 more source

Experimental and Numerical Investigation of the Effect of Process Conditions on Residual Wall Thickness and Cooling and Surface Characteristics of Water-Assisted Injection Molded Hollow Products

open access: yesAdvances in Materials Science and Engineering, 2015
Recently, water-assisted injection molding was employed in the automobile industry to manufacture three-dimensional hollow tube-type products with functionalities. However, process optimization is difficult in the case of water-assisted injection molding
Hyungpil Park   +2 more
doaj   +1 more source

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