全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
材料工程  2013 

Al2O3/Al2O3-ZrO2(3Y)层状纳米复合材料的制备与性能优化

DOI: 10.3969/j.issn.1001-4381.2013.02.004, PP. 17-21

Keywords: 氧化铝,氧化锆,层状复合材料,显微结构,力学性能

Full-Text   Cite this paper   Add to My Lib

Abstract:

为优化Al2O3层状复合材料的制备工艺及力学性能,选用不同初始粉体为原料制备了系列Al2O3/Al2O3-ZrO2(3Y)层状复合材料。借助X射线衍射、冷场发射扫描电镜和万能试验机等手段,系统考察了粉体结构和形貌对层状复合材料显微结构和性能的影响。结果表明初始粉体的颗粒尺寸及尺寸分布会显著影响层状复合材料的显微结构及力学性能,以球磨微-纳米复合粉体为原料制备的层状复合材料具有最佳的力学性能,其抗弯强度和断裂功分别可达740MPa及3892J·m-2。同时,材料具有较高的层间结合强度,平行于层方向的抗弯强度高达436MPa。

References

[1]  KEAR B H, COLAIZZI J, MAYO W E, et al. On the processing of nanocrystalline and nanocomposite ceramics [J]. Scr Mater, 2001, 44(8/9): 2065-2068.
[2]  RODRIGUEZ J, MARTIN A, PASTOR J Y, et al. Sliding wear of alumina/silicon carbide nanocomposites [J]. J Am Ceram Soc, 1999, 82(8): 2252-2254.
[3]  ZHANG Y S, HU L T, CHEN J M, et al. Lubrication behavior of Y-TZP/Al2O3/Mo nanocomposites at high temperature [J]. Wear, 2010, 268(9-10): 1091-1094.
[4]  黄勇, 汪长安. 高性能多相复合陶瓷[M]. 北京: 清华大学出版社, 2008. 353-375.
[5]  李翠伟, 黄勇, 汪长安, 等. 放电等离子快速烧结SiC晶须增强Si3N4/BN层状复合材料[J]. 无机材料学报, 2002, 17(6): 1220-1226.
[6]  李翠伟, 黄勇, 汪长安, 等. 烧结助剂对Si3N4/BN层状复合陶瓷结构与性能的影响[J]. 无机材料学报, 2003, 18(5): 1091-1096.
[7]  TOMASZEWSKI H, STRZESZEWSKI J, GEBICKI W. The role of residual stresses in layered composites of Y-ZrO2 and Al2O3 [J]. J Eur Ceram Soc, 1999, 19(2): 255-262.
[8]  CHAITER T, MERLE D, BESSON J L. Laminar ceramic composites [J]. J Eur Ceram Soc, 1995, 15(2): 101-107.
[9]  丁新更, 葛曼珍, 杨辉. 氧化铝/ZTA强夹层层状复合陶瓷的制备和性能[J]. 硅酸盐通报, 2000, 19(1): 50-52.
[10]  齐亚娥, 张永胜, 胡丽天. Al2O3/Al2O3-ZrO2(3Y)层状纳米陶瓷复合材料的显微结构及弯曲强度[J]. 硅酸盐学报, 2011, 39(2): 228-232.
[11]  MA J, LIM L C. Effect of particle size distribution on sintering of agglomerate-free submicron alumina powder compacts [J]. J Eur Ceram Soc, 2002, 22(13): 2197-2208.
[12]  LEE P Y, YANO T. Influence of alumina powder size on mechanical properties of in-situ coated alumina fiber-reinforced alumina composites [J]. J Eur Ceram Soc, 2004, 24(12): 3359-3365.
[13]  AMAN Y, GARNIER V, DJURADO E. Influence of green state processes on the sintering behaviour and the subsequent optical properties of spark plasma sintered alumina [J]. J Eur Ceram Soc, 2009, 29(16): 3363-3370.
[14]  LANGE F F, HIRLINGER M M. Grain growth in two-phase ceramics: Al2O3 inclusions in ZrO2 [J]. J Am Ceram Soc, 1987, 70(11): 827-830.
[15]  WANG D W, JIN H B, YUAN J, et al. Mechanical reinforcement and piezoelectric properties of PZT ceramics embedded with nano-crystalline [J]. Chin Phys Lett, 2010, 27(4): 1-4.
[16]  KIM H D, PARK Y J, HAN B D. Fabrication of dense bulk nano-Si3N4 ceramics without secondary crystalline phase [J]. Scr Mater, 2006, 54(4): 615-619.
[17]  CHOI S M, AWAJI H. Nanocomposites—a new material design concept [J]. Sci Technol Adv Mater, 2005, 6(1): 2-10.
[18]  张永胜, 陈建敏, 胡丽天. 纳米复相陶瓷及其摩擦学研究进展[J]. 摩擦学学报, 2006, 26(3): 284-288.
[19]  CLEGG W J, KENDALL K, ALFORD N M, et al. A simple way to make tough ceramics [J]. Nature, 1990, 347(4): 455-457.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133