Results 31 to 40 of about 231,274 (389)

Heat exchanger method, ingot casting; fixed abrasive method, multi-wire slicing, phase 2. Silicon sheet growth development for the large area sheet task of the low cost silicon solar array project [PDF]

open access: yes, 1978
A crack-free silicon ingot has been cast in a graded, semiconductor purity silica crucible. More than 90% single crystallinity has been achieved in 2.5 kg cast ingots.
Khattak, C. P., Schmid, F.
core   +2 more sources

Justification of parameters artificial soil for laboratory research of cutting edge wear

open access: yesСельскохозяйственные машины и технологии, 2017
For soil cultivation with the cutting tools of agricultural machines we can allocate three main types of shavings: shift, separation and continuous chip.
I. V. Liskin   +2 more
doaj   +1 more source

Magnetorheological Finishing of Chemically Treated Electroless Nickel Plating

open access: yesMagnetochemistry, 2022
Electroless nickel plating with a nanofinished surface is used in space mirrors, automobile parts, aircraft components, optical instruments, and electronic equipment. Finishing of these components using conventional finishing techniques is limited due to
Mayank Kumar   +3 more
doaj   +1 more source

Comparative study of abrasion via microindentation and microscratch tests of reinforced and unreinforced lamellar cast iron

open access: yesFriction, 2018
This study compares micro-abrasive wear in two kinds of grey cast iron. Classical lamellar cast iron with fully pearlitic matrix (FGL1) and lamellar micro-alloyed cast iron with phosphorus and boron (FGL2) are used.
Mohammed Mendas, Stéphane Benayoun
doaj   +1 more source

Extruded and injection moulded virgin PA 6/6 as abrasion resistant material [PDF]

open access: yes, 2017
Polyamide (PA6/6) is often used as a tribological pair in abrasion prevalent applications such as hinges and sliders. PA6/6 is frequently processed by injection moulding and extrusion process.
Biswas, Sandhyaranieditor   +6 more
core   +4 more sources

Characterization and Defect Analysis of Machined Regions in Al-SiC Metal Matrix Composites Using an Abrasive Water Jet Machining Process [PDF]

open access: yes, 2020
Metal matrix composite (MMC) materials are increasingly used in industrial sectors such as energy, structural, aerospace, and automotive. This is due to the improvement of properties by the addition of reinforcements.
Batista Ponce, Moisés   +3 more
core   +1 more source

Kerf Taper Defect Minimization Based on Abrasive Waterjet Machining of Low Thickness Thermoplastic Carbon Fiber Composites C/TPU [PDF]

open access: yes, 2019
Carbon fiber-reinforced thermoplastics (CFRTPs) are materials of great interest in industry. Like thermosets composite materials, they have an excellent weight/mechanical properties ratio and a high degree of automation in their manufacture and ...
Alejandro Sambruno   +9 more
core   +2 more sources

Laser surface texturing of a WC-CoNi cemented carbide grade: surface topography design for honing application [PDF]

open access: yes, 2018
Abrasive effectiveness of composite-like honing stones is related to the intrinsic surface topography resulting from the cubic boron nitride (CBN) grains protruding out of the metallic matrix.
Bähre, Dirk   +2 more
core   +2 more sources

Macroscopic simulation of the liner honing process [PDF]

open access: yes, 2012
The form quality, the roughness and the surface appearance produced by honing minimizes the friction of the piston in the liner. The process is however mechanically complex and the selection of the process parameters is currently based on empirical ...
DUMUR, Didier   +2 more
core   +5 more sources

CVD matching analysis of worm grinding and dressing roller based on sector concentric-ring model

open access: yesJin'gangshi yu moliao moju gongcheng
Objectives: As the core component of major equipment, the tooth surface accuracy of gears is ultimately guaranteed by the gear grinding process. The electroplated worm grinding roller is an indispensable precision machining tool for dressing worm ...
Laigui LEI   +7 more
doaj   +1 more source

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