Results 21 to 30 of about 1,076,798 (336)

Numerical Simulation and Experimental Research on Microstructural Evolution During Compact Hot Extrusion of Heavy Caliber Thick-Wall Pipe

open access: yesChinese Journal of Mechanical Engineering, 2019
Compact hot extrusion (CHE) process of heavy caliber thick-wall pipe is a new material-saving production process. In order to reveal the optimum hot extrusion parameters in CHE process, the effects of the extrusion parameters on the microstructural ...
Lu Jia   +3 more
doaj   +1 more source

A study on surface cracking in extrusion of aluminium alloy AA2014 [PDF]

open access: yes, 2004
Surface cracking is generally recognised as one of the main defects occurring during the process of aluminium extrusion, especially in the case of the so called hard aluminium alloys.
Peng, Z., Sheppard, Terry
core   +1 more source

Hot extrusion characteristics and technique optimization for superalloy 617B tube

open access: yes工程科学学报, 2019
Nickel-base superalloy 617B is one of the most promising candidates for superheater and reheater pipes of advanced ultra-supercritical (AUSC) power plants.Hot extrusion is a key process during the manufacturing of superalloy 617B pipes.However, the high ...
JIANG He, DONG Jian-xin, ZHANG Mai-cang
doaj   +1 more source

Microstructure and refinement mechanism of Al–5Ti–1B alloys

open access: yesFenmo yejin jishu, 2022
Two kinds of Al–5Ti–1B alloys were prepared by powder mixing + hot extrusion and powder mixing + gas atomization + hot extrusion, respectively. The microstructures of the Al–5Ti–1B alloys prepared by two kinds of processes were studied, and the grain ...
LI Yang   +4 more
doaj   +1 more source

Heat extrusion processing ANN optimization and microstructure of spray forming TiCP/ZA35 composites

open access: yesJournal of Aeronautical Materials, 2023
The effects of heat extrusion processing of spray forming TiCp/ZA35 composites on extrusion ratio, extrusion specific pressure, extrusion temperature and extrusion rate had been studied by artificial neural network (ANN).
LIU Jingfu   +4 more
doaj   +1 more source

Review and analysis of extrusion technology in the production of feed additives based on probiotic microorganisms [PDF]

open access: yesE3S Web of Conferences, 2023
Ensuring a well-organised and sustainable feed base is the main condition for the development of animal husbandry, increasing its productivity and product quality.
Rudoy Dmitry   +5 more
doaj   +1 more source

In-Depth Comparison of an Industrially Extruded Powder and Ingot Al Alloys

open access: yesMetals, 2020
An industrial press was used to consolidate compacted aluminum powder with a nominal diameter in the range of 1 µm. Direct and indirect hot-extrusion processes were used, and suitable process parameters were determined from heating conditions, ram speeds
David Bombač   +4 more
doaj   +1 more source

Process monitoring and visualization solutions for hot-melt extrusion : a review [PDF]

open access: yes, 2013
Objectives: Hot-melt extrusion (HME) is applied as a continuous pharmaceutical manufacturing process for the production of a variety of dosage forms and formulations.
De Beer, Thomas   +3 more
core   +2 more sources

PLA/PA bio-blends: induced morphology by extrusion [PDF]

open access: yes, 2019
The effect of processing conditions on the final morphology of Poly(Lactic Acid) (PLA) with bio-based Polyamide 10.10 (PA) 70/30 blends is analyzed in this paper. Two types of PLA were used: Commercial (neat PLA) and a rheologically modified PLA (PLAREx),
Abt, Tobias Martin   +6 more
core   +2 more sources

A 3D printed drug delivery implant formed from a dynamic supramolecular polyurethane formulation [PDF]

open access: yes, 2020
Using a novel molecular design approach, we have prepared a thermo-responsive supramolecular polyurethane as a matrix material for use in drug eluting implants.
Clark, E. A.   +10 more
core   +2 more sources

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