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1)  self-toughening
自增韧
1.
Progress of studies on self-toughening alumina ceramics;
A1_2O_3陶瓷自增韧研究进展
2.
This paper reviewed the characteristics and developments in strengthening andtoughening techniques of glass-ceramics including the surface strengthening, the secondary phase tougheningand self-toughening technique.
本文评述了微晶玻璃表面强化、第二相复合以及自增韧等增强增韧方法的特点及其研究进展,指出了目前微晶玻璃强化增韧技术中存在的问题和进一步研究的方向。
3.
The paper overviewed the studies on additives self-toughening alumina ceramics, concluded different opinions on the effect of TiO2 on abnormal grain growth of alumina, analyzed the mechanism of abnormal grain growth of alumina and self-toughening alumina ceramics.
评述了近年来国内外对添加剂自增韧氧化铝陶瓷的研究,总结了国内外关于TiO_2影响氧化铝晶粒生长的诸多不同观点,分析了氧化铝晶粒异向生长与氧化铝陶瓷的自增韧机理。
2)  self-reinforced
自增韧
1.
Then self-reinforced silicon nitride ceramics were obtained by HP-sintering of a-Si3N4 powder, Yb2O3 and the as-prepared seeds.
并将这2种b-Si3N4晶粒在未经酸或碱处理的情况下,作为晶种添加到原始a-Si3N4粉中,采用热压烧结工艺,以Yb2O3作为烧结添加剂,在1 800℃下制备了自增韧Si3N4陶瓷材料。
3)  self reinforced α-sialon
自增韧α-sialon
4)  in-situ toughening technique
自增韧技术
5)  self toughening silicon nitride ceramic tool
自增韧陶瓷刀具
1.
Studies on the cutting performance of self toughening silicon nitride ceramic tool (ML) have been carried out on cutting process of machining cast ir on and quenched steel.
作者研究了自增韧陶瓷刀具ML切削铸铁和淬硬钢的切削性能 ,发现其是一种适合连续切削铸铁与淬硬钢、尤其适合断续切削淬硬钢的刀具材
6)  self-toughening and strengthening mechanism
自增韧补强机理
1.
Aimed at the difficult problems of the lower fracture toughness and flexural strength of ceramic tools, the self-toughening and strengthening mechanisms of Si_3N_4 ceramics and the toughening and strengthening mechanisms of nano-scale composites were used to successfully develop the advanced self-toughening Si_3N_4 matrix nanocomposite ceramic tool materials.
本文针对目前陶瓷刀具断裂韧度和抗弯强度低的难题,利用氮化硅材料的自增韧补强机理和纳米材料增韧补强机理,成功地研制出了新型自增韧氮化硅基纳米复合陶瓷刀具材料,并对纳米复合粉体分散技术、刀具材料组分配比、烧结工艺、力学性能、微观结构、烧结机理、增韧补强机理、抗氧化机理和切削性能进行了系统深入的研究。
补充资料:氧化锆相变增韧陶瓷
分子式:
CAS号:

性质:一种利用氧化锆马氏体相变效应来改善脆性的陶瓷。氧化锆在由四方相向单斜相转变时(即马氏体相变),伴随体积和形状变化。能吸收能量,减缓裂纹尖端的应力集中,阻止裂纹扩展,从而提高材料韧性,包括应力诱导相变增韧、裂纹弯曲增韧和微裂纹增韧。分为稳定氧化锆陶瓷(PSZ)、四方氧化锆多晶体陶瓷(TZP)和氧化锆增韧陶瓷(ZTC)三种。用于增强陶瓷基和金属基复合材料韧性。

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