Results 81 to 90 of about 56,885 (233)

High-precision hard turning of cemented carbides

open access: yes, 2022
S.329-332Usual technologies for machining sintered WC-Co cemented carbides are grinding and electrical discharge machining (EDM). Hard turning is used nowadays in the cemented carbide industry only as roughing process.
Klocke, Fritz, Bertalan, C.
core   +1 more source

Comparison of surface treatment protocols for a 3D‐printable resin for definitive crowns: Effects on surface roughness and bonding performance

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose This study aimed to compare the effects of surface treatment protocols on the surface roughness and shear bond strength (SBS) of a three‐dimensional (3D)‐printable resin for definitive crowns. Materials and Methods A 3D‐printable resin for definitive crowns (Saremco Print Crowntec) was used to produce 168 specimens (10 × 10 × 2 mm3 ...
Engin Sacu   +5 more
wiley   +1 more source

Topology of WC/Co Interfaces in Cemented Carbides. [PDF]

open access: yesMaterials (Basel), 2023
Straumal BB   +5 more
europepmc   +1 more source

Influence of occlusal thickness and aging on the fracture load of additively manufactured definitive crowns in different resins

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose The purpose of this in vitro study was to assess the effects of occlusal thickness and thermomechanical aging on the fracture load of additively manufactured (AM) definitive crowns made from resins with different compositions, compared with crowns subtractively manufactured (SM) from a polymer‐infiltrated ceramic network. Materials and
Burak Yilmaz   +7 more
wiley   +1 more source

Applications of CrAlN ternary system in wood machining of Medium Density Fibreboard (MDF) [PDF]

open access: yes, 2009
Nowadays, medium density fibreboard (MDF) composite wood is more and more used in the furniture industry to replace bulk wood such as oak, beech, etc. Indeed, this material presents good mechanical properties, is easy to machine, homogeneous, exists in ...
Marchal, R.   +10 more
core   +1 more source

Preparation of WC–xVC composite powders and the effect of high content VC on microstructure and mechanical properties of WC–Co based cemented carbides

open access: yesFenmo yejin jishu
The WC–xVC composite powders were synthesized by two-step carbothermal reduction process, and the WC–Co–VC cemented carbides with different mass fraction of Co (6% and 10%) were prepared by vacuum sintering method using the WC–xVC composite powders as ...
DENG Xiaochun   +2 more
doaj   +1 more source

Fracture load of cantilevered implant‐supported prostheses of varying heights fabricated from additively and subtractively manufactured resins

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose The purpose of this in vitro study was to evaluate the fracture load, both before and after aging, of implant‐supported cantilevered prostheses with different prosthesis heights fabricated additively using an experimental resin and a commercially available resin, or subtractively from a high‐impact polymer composite.
Mustafa Borga Donmez   +5 more
wiley   +1 more source

Comparative Study of Corrosion Behaviors of WC-NiMo and WC-Co Cemented Carbides. [PDF]

open access: yesMaterials (Basel), 2023
Balbino NAN   +4 more
europepmc   +1 more source

Clinical performance of ultratranslucent monolithic zirconia posterior crowns compared with lithium disilicate crowns: A pilot, randomized, double‐blind, controlled clinical trial

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To evaluate, through a pilot, randomized, double‐blind, controlled clinical trial, the clinical performance of ultratranslucent monolithic zirconia (UTZr) compared to lithium disilicate (LD) posterior crowns after 24 months of follow‐up.
Larissa Mendonça Miranda   +4 more
wiley   +1 more source

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