Results 21 to 30 of about 697,395 (234)

Transfer and Optimisation of Injection Moulding Manufacture of Medical Devices Using Scientific Moulding Principles

open access: yesJournal of Manufacturing and Materials Processing, 2021
Scientific moulding, also known as decoupled injection moulding, is a production methodology used to develop and determine robust moulding processes resilient to fluctuations caused by variation in temperature and viscosity. Scientific moulding relies on
Aimee Fitzgerald   +3 more
doaj   +1 more source

POSSIBILITY FOR IMPROVING THE PROPERTIES OF THE PLASTIC MOULD TOOL IN ORDER TO INCREASE ITS SERVICE LIFE [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2022
Injection moulding of grain-reinforced and fibre-reinforced polymers exposes the injection moulding tool to severe wear. The microstructure of the tool affects its hardness, wear resistance and the tool life. In this work were studied two different heat
László TÓTH, Enikő Réka FÁBIÁN
doaj   +1 more source

A Computational Model for Continuous Cooling of Injection Moulding Processes [PDF]

open access: yes, 2008
This paper discusses the approaches and techniques used to build a realistic numerical model to analyse the cooling phase of the injection moulding process.
Smith, AG   +4 more
core   +6 more sources

Learnings about design from recycling by using post-consumer polypropylene as a core layer in a co-injection molded sandwich structure product

open access: yesMaterials & Design, 2021
In pursuit of a circular economy of plastics, there is a need to use more recycled plastics for new products. Polypropylene (PP) constitutes a major fraction of post-consumer plastic wastes, and mechanical recycling is currently the most sustainable ...
Markus Gall   +2 more
doaj   +1 more source

Weight Optimization of Plastic Injection Moulded Electrical Wire Casing Thermoplastic using Hybrid RSM-Tunicate Swarm Algorithm [PDF]

open access: yesE3S Web of Conferences, 2023
The need for fire-retardant material for electrical wire covers and cases is increasing as the global population continues to expand at an alarming rate.
Barua Abhishek   +6 more
doaj   +1 more source

Large Section Ceramic Injection Moulding [PDF]

open access: yes, 2000
PhDCeramic injection moulding is already established as a production technique for complex shaped ceramic components. However the process is limited to thin section mouldings generally not exceeding a wall thickness of 10 mm.
Krug, S., Krug, Steffen
core   +4 more sources

Polymer based microneedle patch fabricated using microinjection moulding [PDF]

open access: yesMATEC Web of Conferences, 2018
This paper presents the development of a polymer based microneedle patch for transdermal drug delivery application using plastic microinjection moulding.
Janphuang Pattanaphong   +11 more
doaj   +1 more source

Characterization of shrinkage effects in micro-injection moulding (µ-IM) [PDF]

open access: yes, 2013
This thesis characterizes the effects on shrinkage in microinjection moulding. The literature review considers four branches of investigation (material properties, processing parameters, mould design and specimen design).
Annicchiarico, Daniele
core   +7 more sources

Improving mechanical and water sorption properties of thermoplastic starch by incorporating chitosan filler

open access: yesPolymer Testing, 2021
To develop an adequate matrix polymer for agricultural or packaging applications, thermoplastic starch (TPS)/chitosan composites were prepared in a wide composition range either by injection moulding or in an internal mixer followed by compression ...
Bence Balla   +5 more
doaj   +1 more source

Effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite

open access: yesJournal of Mechanical Engineering and Sciences, 2017
The present work investigates the impact strength of Polypropylene-Hydroxyapatite (PPHA) biocomposite for orthopaedic scaffold implants and tissue engineering applications.
M. Manoraj, M. N. M. Ansari
doaj   +1 more source

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