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Flowability of ultrafine-tailings cemented paste backfill incorporating superplasticizer: Insight from water film thickness theory

, 2020
To improve the flowability of ultrafine-tailings cemented paste backfill (UTCPB) while keeping water content low, superplasticizers (SP) are usually used.
Zhenbang Guo   +5 more
semanticscholar   +1 more source

Flowability of plant based food powders: Almond, chestnut, chickpea, coconut, hazelnut and rice

open access: yesJournal of Food Engineering, 2023
This study presents bulk material characterization, especially powder flowability, of eight food powders from six different plants (almond, chestnut, chickpea, coconut, hazelnut and rice).
Björn Düsenberg   +2 more
exaly   +2 more sources

Roughly Spherical: Tailored PMMA-SiO2 Composite Supraparticles with Optimized Powder Flowability for Additive Manufacturing.

ACS Applied Materials and Interfaces, 2021
Particulate materials with well-engineered properties are of key importance for many aspects in our daily life. Polymer powders with high flowability, for example, play a crucial role in the emerging field of powder-based additive manufacturing processes.
H. Canziani   +4 more
semanticscholar   +1 more source

A systematic comparison of four pharmacopoeial methods for measuring powder flowability.

International journal of pharmaceutics
Powder flow is one of the crucial factors affecting several pharmaceutical manufacturing processes. Problems due to insufficient powder flow reduce production process efficiency and cause suboptimum product quality. The U.S.
Weeraya Tharanon   +3 more
semanticscholar   +1 more source

Improving flowability and reducing storage agglomeration of metformin hydrochloride through QESD crystallization.

European journal of pharmaceutics and biopharmaceutics, 2021
Metformin hydrochloride is a drug used in the treatment of type 2 diabetes and is administered orally using high dose tablets. Due to its poor flowability and agglomeration during storage, metformin is commonly processed using an intermediate step such ...
Jerome Hansen, P. Kleinebudde
semanticscholar   +1 more source

Powders flowability assessment in granular compaction: What about the consistency of Hausner ratio?

open access: yesPowder Technology, 2019
In this study, powder flowability is assessed during granular compaction under free surface conditions by using Hausner ratio (HR) as flowability index. Different kinds of pharmaceutical and food powders were examined.
A. Saker   +3 more
exaly   +2 more sources

A Statistical Analysis of Powder Flowability in Metal Additive Manufacturing

Advanced Engineering Materials, 2020
The quality of parts fabricated with additive manufacturing is influenced by the flowability of the feedstock particles, which is the result of many factors, including chemistry (e.g., true density, the presence of surface oxides, and impurities ...
P. Kiani   +4 more
semanticscholar   +1 more source

Flowability of Electrolytic Copper Powder

Materials Science Forum, 2005
The surface structure of powder particles, which allows free flow of copper powder, was examined. It has been shown that a sufficiently dense surface structure which permits free flow will be obtained if apparent density is higher than 2.2 – 2.3 g/cm3.
Pavlović, Miomir   +4 more
openaire   +3 more sources

Comparison of flowable bulk-fill and flowable resin-based composites: an in vitro analysis

Clinical Oral Investigations, 2016
Flowable bulk-fill resin bonded composites (RBCs) are supposed to show improved abrasion resistance and fracture toughness in comparison to flowable conventional RBCs.Specimens of eight flowable RBCs (5× flowable conventional, 3× flowable bulk-fill) were fabricated for testing relative fracture toughness (SENB), relative three-body wear, the Vickers ...
Frank, Engelhardt   +3 more
openaire   +2 more sources

Genotoxic biomonitoring of flowable and non-flowable composite resins in peripheral blood leukocytes

Acta Odontologica Scandinavica, 2012
Composite restorative materials represent one of the most important groups of materials in contemporary dental practice. However, their incomplete polymerization may lead to monomer-induced genotoxicity. The objective of this study was to evaluate the genotoxicity of three flowable (Filtek Supreme XT Flow, Tetric EvoFlow, Gradia Direct Flo) and three ...
Tadin, Antonija   +5 more
openaire   +4 more sources

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