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料中得以体现, 使复合材料韧性增加. 关键词:B_4C-CeB_6/Al复合材料; 无压浸渗法; 原位合成; 增韧; B_4C-CeB_6/Al composites; pressureless infiltration technique; in-situ reaction; toughening; [全文内容正在添加中] ......
应物存在. 关键词: 无压浸渗; 热控制材料; Sip/Al复合材料 中图分类号: TG333 文献标识码: A Pressureless infiltration mechanism of high content Sip/Al composite HU Rui1, ZHU Guan-yong1, BAI Hai-qi2, LI Jin-shan1, FU Heng-zhi1...) Abstract: High content Sip /Al composites were fabricated by pressureless infiltration. The statics of infiltration process were analyzed. It is indicated that aluminum melting liquid can infiltrate......
无压渗透法制备BN增强铝基复合材料 冯岩1,李宗全1 (1.浙江大学材料科学与工程系,浙江,杭州,310027) 摘要:本文讨论了无压渗透法制备BN增强铝基复合材料的制备过程和粉体成分对于渗透的影响.采用无压渗透法制备了BN增强Al基复合材料.在800℃,N2气氛中,铝基合金可以自发的渗入Al-Mg-BN粉体.实验结果显示,渗透气氛,Mg,粉体的烧结对于无压渗透过程有重要影响. 关键词:无压渗透; 铝基复合材料; BN; pressureless infiltration; Al-based alloy; BN; [全文内容正在添加中] ......
/Al composite parts with complex shape can be produced successfully by combination of powder injection molding (PIM) for SiC preform preparation and aluminum pressureless infiltration. The effect... fraction SiCp/Al composites with good synthetic characteristics can be prepared economically by PIM-pressureless infiltration technology. Key words: aluminum matrix composite; pressureless......
Microstructure and properties of alumina-silicon carbide nanocomposites fabricated by pressureless sintering and post hot-isostatic pressing Young-Keun JEONG1, Koichi NIIHARA2 1. National Core... September 2010 Abstract: Al2O3/5%SiC nanocomposites were fabricated by pressureless sintering using MgO as a sintering aid and then post hot-isostatic pressed (HIP), which can subsequently break through......
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; 文献标志码:A Effect of pore-forming agent on microstructure and thermal conductivity of SiCp/Al composites prepared by pressureless infiltration WANG Qing-ping1, 2, 3, WU Yu-cheng1, 3, PAN Rong-jun1...: The high volume fraction SiCp/Al composites were prepared by pressureless infiltration, and the effects of Fe(NO3)3·9H2O and Ni(NO3)2·6H2O on thermal conductivity of the composites were studied......
- dynamic compatibility[1]. Sometimes, the secondary forming process, i.e. hot-extrusion and/or rolling process, is required to obtain dense composites. Low-cost pressureless infiltration technique... successfully fabricated[8-13]. The advantages of this method can be ascribed to the following. Firstly, it combines the in situ reaction with pressureless infiltration process, so the thermodynamically......
properties. Key words: B4C/2024Al composites; heat treatment; pressureless infiltration; hardness; bending strength 1 Introduction Boron carbide (B4C) is regarded as an important ceramic for its...-effective manner through pressureless melt infiltration. Pressureless infiltration process [4-6] has many advantages over the widely used hot pressing method in the production of monolithic B4C. In hot......
; 热爆合成-自发熔渗实验示意图 Fig. 1 Schematic diagram of thermal explosion synthesis- pressureless melt infiltration 2 结果与分析 2.1 TiC/Fe3Al复合材料的物相组成和显微组织 图2所示为TiC/Fe3Al复合材料(S120)的XRD谱.从图2可知,试样的物相组... composites by pressureless melt infiltration[J]. Materials Letters, 2004, 58: 1761-1765. [15] SUBRAMAIAN R, SCHNEIBEL J H. FeAl-TiC cermets-melt infiltration processing and mechanical properties[J]. Materials......
