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Enhancement of Sinter Densification of SrO-BaO-Nb2O5-SiO2 Tungsten-Bronze Glass-Ceramics by Doping with P2O5J.C.Chen1,Y.Zhang21. Shenyang Research and Development Centre for Advanced Materials...="ChDivSummary" name="ChDivSummary"><正>Densification behaviors of SrO-BaO-Nb205-SiO2 based glass-ceramics prepared by conventional sintering were investigated with an emphasis on the influence of P2O5......
stage with the improvement of density. Key words: hot isostatic pressing (HIP); stainless steel powder; numerical simulation; densification mechanism; applied pressure 1 Introduction Hot isostatic... were derived based on the yield criterion of porous metal materials. Thermo-mechanical coupling calculations were carried out by the MSC.Marc. Densification mechanisms were studied through evolutions......
. The mechanism for the densification was discussed. Key words: binderless carbide; hot pressing; diffusion behavior; densification; grain growth; WC-MoxC 1 Introduction Due to the unique combination... of their property characteristics. Moreover, it can also provide an insight into the fundamental aspects of the densification mechanism of solid phase sintering and the grain growth mechanism......
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Microstructures variation of spray formed Si-30%Al alloy during densification process WEI Yan-guang(魏衍广), XIONG Bai-qing(熊柏青), ZHANG Yong-an(张永安), LIU Hong-wei(刘红伟), WANG Feng(王 锋), ZHU Bao-hong... September 2006 Abstract: Microstructure variation of spray-formed Si-30%Al alloy during densification process by hot pressing was studied. The results indicate that the microstructure of as-deposited......
Densification of in situ prepared mesocarbon microbead/carbon nanotube composites by hot-press sintering WU Bin(吴 彬)1, 2, GONG Qian-ming(巩前明)1, 2, WU Jian-jun(吴建军)1, 2, SONG Huai-he(宋怀河)3, LIANG... is filled up by CNTs together with β-resin and quinoline-insoluble spheres, which can further contribute to the densification. Key words: carbon nanotube; mesocarbon microbead; carbonaceous mesophase......
Improved model and 3D simulation of densification process for iron powder SONG Yi(宋 毅), LI Yuan-yuan(李元元), ZHOU Zhao-yao(周照耀), ZHENG Zhen-xing(郑振兴), CHEN Pu-qing(陈普庆) School of Mechanical... was proposed based on the continuum hypothesis and elliptical yield criterion. To simulate the densification behaviour, the constitutive model was implemented in Marc computer program. For the relationship......
Morphology, structure and formation mechanism of silicide coating by pack cementation process XIAO Lai-rong(肖来荣), CAI Zhi-gang(蔡志刚), YI Dan-qing(易丹青), YING Lei(殷 磊),LIU Hui-qun(刘会群), HUANG Dao... based alloy was prepared by pack cementation method. The formative mechanism, morphology and structure of coating were investigated. The silicide coating was formed by reactive diffusion obeying parabolic......
Article ID: 1003-6326(2005)03-0666-05 Densification of Ni-NiFe2O4 cermets for aluminum electrolysis LAI Yan-qing(赖延清), SUN Xiao-gang(孙小刚), LI Jie(李 劼), DUAN Hua-nan(段华南... inert anodes in aluminum electrolysis is of great importance. Ni-NiFe2O4 cermets were studied with respect to their densification affected by ball milling time, particle size of raw powders, contents......
% ,比未掺杂样品的相对密度提高6.27%;但当BaO掺杂量为2%和4%时,陶瓷样品相对密度基本不变. 关键词:10NiO-NiFe2O4复合陶瓷;BaO掺杂;惰性阳极;铝电解;致密化 中图分类号:TF 821 文献标识码:A Effect of BaO doping on densification of 10NiO-NiFe2O4... of 10NiO-NiFe2O4 ceramics and forms low melting point phase BaFe2O4 and Ba2Fe2O5, and Ba2+ dissolves into the ceramic base, which is important to accelerate the sintering densification and reduce......