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典型文献
Preparation and Composition Distribution in Hollow Tubular TiB-Ti Composites during Centrifugal Spraying Process
文献摘要:
The hollow cylinders of TiB-Ti composites with a gradient distribution of Ti phase were synthesized by the combination of traditional slurry spray with centrifugal forming process. The influences of the concentration of sodium hexametaphosphate (SHMP), the concentration of polyvinyl alcohol (PVA) and solid content (20 vol%-35 vol%) on the rheological properties of the TiB2-Ti composite slurries were investigated. Slurries with low viscosity, weak thixotropy and shear-thinning behaviour were obtained for facilitating the slurry spraying process. The effects of different centrifugal conditions on the migration of components during the forming process were studied. The phase composition and the elements distribution of the prepared samples were characterized by the energy-dispersive X-ray spectrometer. The observations revealed that the samples fabricated at 1500 r/min for 3 min had a significant composition variation. For two-phase systems with small density differences and large particle size variation, centrifugal time was more important than centrifugal speed in forming a continuous gradient structure.
文献关键词:
作者姓名:
ZHANG Zhongren;DU Runkun;ZHANG Fan;ZHANG Jinyong;LEI Liwen;WANG Wei
作者机构:
School of Materials Science and Engineering,Wuhan University of Technology,Wuhan 430070,China;School of Automotive Engi-neering,Wuhan University of Technology,Wuhan 430070,China;Hubei Key Laboratory of Advanced Technology for Automotive Compo-nents,Wuhan University of Technology,Wuhan 430070,China;Hubei Collaborative Innovation Center for Automotive Components Tech-nology,Wuhan University of Technology,Wuhan 430070,China
引用格式:
[1]ZHANG Zhongren;DU Runkun;ZHANG Fan;ZHANG Jinyong;LEI Liwen;WANG Wei-.Preparation and Composition Distribution in Hollow Tubular TiB-Ti Composites during Centrifugal Spraying Process)[J].武汉理工大学学报(材料科学版)(英文版),2022(03):518-524
A类:
hexametaphosphate,Slurries,thixotropy
B类:
Preparation,Composition,Distribution,Hollow,Tubular,Composites,during,Centrifugal,Spraying,Process,hollow,cylinders,composites,gradient,distribution,phase,were,synthesized,by,combination,traditional,slurry,centrifugal,forming,process,influences,concentration,sodium,SHMP,polyvinyl,alcohol,PVA,solid,content,vol,rheological,properties,TiB2,slurries,investigated,viscosity,weak,shear,thinning,behaviour,obtained,facilitating,spraying,effects,different,conditions,migration,components,studied,composition,elements,prepared,samples,characterized,energy,dispersive,spectrometer,observations,revealed,that,fabricated,had,significant,variation,For,two,systems,small,density,differences,large,particle,was,more,important,than,speed,continuous,structure
AB值:
0.597902
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