Results 41 to 50 of about 141,858 (165)

Twin Screw Granulation: An Investigation of the Effect of Barrel Fill Level

open access: yesPharmaceutics, 2018
This paper focuses on investigating the influence of varying barrel fill levels on the mean residence time, granule properties (median size, size distribution, and shape), and tensile strength of tablets.
Sushma V. Lute   +2 more
doaj   +1 more source

Micromachining in Powder-Mixed Micro Electrical Discharge Machining

open access: yesApplied Sciences, 2020
Micromachining in the micro-electric discharge machining (μ-EDM) process requires high material-removal rate with good surface quality. Power-mixed μ-EDM, a modified machining process by introducing specific powder into the dielectric fluid, is among the
Gunawan Setia Prihandana   +2 more
doaj   +1 more source

In‐Depth Analysis of TiNiPdCu High‐Temperature Shape Memory Alloys Synthesized Using Powder Metallurgy Technique

open access: yesEngineering Reports
The current research work investigates the effect of copper (Cu) addition on the properties of TiNiPdCu‐based high‐temperature shape memory alloys (HTSMAs) synthesized using powder metallurgy.
Abid Hussain   +5 more
doaj   +1 more source

Classification of Metallic Powder Morphology Using Traditional and Automated Static Image Analysis: A Comparative Study

open access: yesPowders
Characterizing powder feedstock is crucial for ensuring the quality and reliability of parts produced through metal additive manufacturing (AM). The morphology of particles impacts the flowability, packing density, and spreadability of powders, affecting
Cindy Charbonneau   +4 more
doaj   +1 more source

Influence of the Origin of Polyamide 12 Powder on the Laser Sintering Process and Laser Sintered Parts

open access: yesApplied Sciences, 2017
Different features of polymer powders influence the process of laser sintering (LS) and the properties of LS-parts to a great extent. This study investigates important aspects of the “powder/process/part”-property relationships by comparing two polyamide
Manfred Schmid   +3 more
doaj   +1 more source

COMPARATIVE STUDY OF SPRAY-DRYING AND FREEZE-DRYING ON THE SOLUBLE COFFEE PROPERTIES

open access: yesStudia Universitatis Babes-Bolyai Chemia, 2017
The paper presents a comparative study of some physical properties, microstructure and antioxidant capacity of soluble coffee obtained at laboratory scale using spray-drying (SD) and freeze-drying (FD) as dehydration techniques.
Adina GHIRIŞAN (MICLĂUȘ)   +1 more
doaj   +1 more source

Research progress on the effects of binder and powder characteristic on the feeding properties of metal injection molding

open access: yesFenmo yejin jishu
In the metal injection molding process, the metal powders need to be fully mixed with the binders to get the feeds before injection, degreasing, and sintering. The powder characteristic and binders of the feeds are the core of the metal injection molding,
LUO Laima   +5 more
doaj   +1 more source

The Challenges and Advances in Recycling/Re-Using Powder for Metal 3D Printing: A Comprehensive Review

open access: yesMetals
This review explores the critical role of powder quality in metal 3D printing and the importance of effective powder recycling strategies. It covers various metal 3D printing technologies, in particular Selective Laser Melting, Electron Beam Melting ...
Alex Lanzutti, Elia Marin
doaj   +1 more source

Effect of Particle Shape on the Mixing of Powders

open access: yesJournal of Pharmacy and Pharmacology, 1990
AbstractMixtures were prepared containing 200 g of 600 μm lactose and 0.5 g of 3 μm calcium carbonate of different particle shapes using a Y cone mixer. Measurements were made of the time required to achieve the acceptable standard deviation of mixing σA and of the segregation that occurred on subsequently vibrating the mixtures.
L W, Wong, N, Pilpel
openaire   +2 more sources

Advantages and effectiveness of the powder metallurgy in manufacturing technologies

open access: yesMetalurgija, 2018
Powder metallurgy is the manufacturing science of producing solid parts of desired geometry and material from powders. Although the process has existed for more than 100 years, over the past quarter century it has become widely recognized as a superior ...
A. Panda   +4 more
doaj  

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