Results 11 to 20 of about 4,080 (235)

Computer Generation of Metal Components by Simultaneous Deposition of Mould, Cores and Part [PDF]

open access: yes, 2006
A new solid freeforming method based on co-delivery of mould powder materials and part powder materials using vibration-controlled, dry powder valves is presented in this paper.
Evans, Julian R. G.   +2 more
core   +1 more source

Hard Metal Production by ERS: Processing Parameter Roles in Final Properties [PDF]

open access: yes, 2019
Cemented carbide is a hard composite material, used widely in a variety of industries. The value of the global tungsten carbide market is expected to grow by 4.4% (compound annual growth rate) from 2017 to 2022.
Agote, Iñigo   +7 more
core   +5 more sources

Processing Parameters for Selective Laser Melting (SLM) of Gold [PDF]

open access: yes, 2008
Research into laser processing of different metals has enabled Solid Freeform Fabrication (SFF) processes to produce parts for a wide variety of applications. However, less focus has been made on the processing of precious metals.
Dickens, P. M., Khan, M.
core   +1 more source

Microstructural Characteristics of Cement-Based Materials Fabricated Using Multi-Mode Fiber Laser [PDF]

open access: yes, 2020
Cement-based materials are the most prevalent construction materials, and the conventional cutting techniques are still mostly used for fabricating the materials.
Lee, Dongkyoung   +2 more
core   +1 more source

Fracture toughness of cemented carbides obtained by electrical resistance sintering [PDF]

open access: yes, 2019
The unique combination of hardness, toughness and wear resistance exhibited by WC-Co cemented carbides (hardmetals) has made them a preeminent material choice for extremely demanding applications, such as metal cutting/forming tools or mining bits, in ...
Astacio, Raquel   +6 more
core   +2 more sources

Polymer viscosity, particle coalescence and mechanical performance in high-temperature laser sintering [PDF]

open access: yes, 2016
The final publication is available at Springer via http://dx.doi.org/10.1007/s10853-016-9761-6High-temperature laser sintering (HT-LS) is an additive manufacturing technology whose potential could be limited by the restricted number of materials ...
Berretta, Silvia   +3 more
core   +1 more source

Effects of chemical structure and morphology of graphene-related materials (GRMs) on melt processing and properties of GRM/polyamide-6 nanocomposites [PDF]

open access: yes, 2020
In this work, different graphene-related materials (GRMs) and polyamide-6 (PA6) were melt compounded by twin screw extrusion. The GRMs prepared were graphene nanoplatelets (GNPs), graphene oxide (GO), reduced graphene oxide (rGO) and silane ...
Elmarakbi, Ahmed   +3 more
core   +2 more sources

Physical modelling of representative particles of electrodeposited copper powders [PDF]

open access: yesJournal of the Serbian Chemical Society, 2006
A method for the estimation of the size of the representative particle of a copper powder is given. Cross sections of representative particles of flowing and non-flowing powders estimated by this procedure are also presented.
SNEZANA B. KRSTIC   +3 more
doaj  

Influence of Shielding Gas and Mechanical Activation of Metal Powders on the Quality of Surface Sintered Layers [PDF]

open access: yes, 2016
The thesis analyses the influence of argon shielding gas and mechanical activation of PMS-1 copper powder and DSK-F75 cobalt chrome molybdenum powder on the surface sintered layer quality under various sintering conditions.
Arkhipova, D. A.   +2 more
core   +1 more source

Customised Alloy Blends for In-Situ Al339 Alloy Formation Using Anchorless Selective Laser Melting [PDF]

open access: yes, 2017
The additive manufacturing process Selective Laser Melting (SLM) can generate large thermal gradients during the processing of metallic powder; this can in turn lead to increased residual stress formation within a component.
Hopkinson, N.   +4 more
core   +1 more source

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