往B4C中添加适量TiB2形成B4C-TiB2复相陶瓷既可以保留B4C的超硬、低密度等优良性能,又可通过提高陶瓷材料的致密度来改进材料的力学性能,还可降低材料的电阻率使其满足电火花加工的要求,因此B4C-TiB2复相陶瓷是最具有潜力的一类B4C基复合材料.本文从粉体制备、烧结致密化、显微结构、力学性能、电学及加工性能等方面就B4C-TiB2复相陶瓷的最新研究进展作了系统的阐述并对其发展方向做了展望.
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