1) B4C particles
碳化硼颗粒
1.
In order to compare the tribological properties of two aluminum matrix composites reinforced by different content of B4C particles,the pin samples were prepared with them and friction and wear tests of pin-on-steel disc were carried out on a multifunctional tribometer.
为了比较两种含量不同的碳化硼颗粒增强铝基复合材料的摩擦学性能,将其加工成销试样,在多功能摩擦磨损试验机上分别与钢盘试样进行对比摩擦磨损试验,重点研究了接触载荷和相对滑动速度对两种复合材料摩擦磨损性能的影响。
2) boron carbide particle reinforcement
碳化硼颗粒增强体
3) boron carbide particle reinforced Al-matrix composite
碳化硼颗粒增强铝基复合材料
4) boron carbide particle reinforced Mg-matrix composite
碳化硼颗粒增强镁基复合材料
5) WC particle
碳化钨颗粒
1.
WC particle reinforced high chromium cast iron (Cr20) matrix compound roller has been prepared successfully by means of centrifugally cast spraying.
采用离心铸造喷射法成功制备了碳化钨颗粒增强高铬铸铁(Cr20)基复合材料轧辊,对其进行了磨损性能试验及显微组织分析。
2.
WC particle reinforced cast iron matrix composites are manufactured by the vacuum infiltration technique.
采用真空负压工艺获取碳化钨颗粒增强铁基表面复合材料 ,分析复合层微观组织结构 ,并模拟实际工况考察复合层的抗浆料冲蚀磨损性能。
3.
This thesis fabricated successfully a WC particle reinforced iron matrix composite using a vacuum infiltration process for severely erosion and application in the slurry pump.
本文针对承受严重冲蚀磨损的渣浆泵过流件，采用负压铸渗工艺成功制备了碳化钨颗粒增强铁基表面复合材料，改善和优化了复合工艺、铸造工艺。
6) SiC particle
碳化硅颗粒
1.
Using presetting methods of coated preform,SiC particle reinforced steel matrix surface composites were prepared by vacuum evaporative pattern casting(V-EPC)infiltration.
结果表明:碳化硅颗粒粒径在600～850μm时,制备的复合材料表面复合效果好,铸渗复合层厚度可达4 mm左右,表面较平整;碳化硅颗粒粒径对SiC/钢复合材料表面质量有很大的影响,随着SiC颗粒粒径的增加,复合材料铸渗层的表面质量呈下降趋势。
2.
Progress in research of SiC particle reinforced Al-based matrix composites is reviewed;material selection,manufacturing process and mechanical properties were discussed.
综述了碳化硅颗粒增强铝基复合材料的国内外研究现状,从材料的选择、制备技术和性能等方面,分析了该材料发展过程中存在的一些问题以及相应的改进措施,并且指出了该材料今后发展的几个方向。
3.
The method for measuring the porosity of stirring cast made SiC particle reinforced aluminum matrix composites is introduced in this paper.
阐述了搅拌铸造制备碳化硅颗粒增强铝基复合材料孔隙率的测定方法,分析了复合材料中形成孔隙的原因和影响因素,并从真空度、搅拌杆形状、搅拌时间、浇注系统设计、浇注方式、改善SiC和基体界面浸润性等方面,探讨了降低搅拌铸造制备铝基复合材料孔隙率的措施和方法。
补充资料：碳化硼
分子式为B4C,熔点为2350℃,硬度低于金刚石等,高于刚玉和碳化硅，常用作磨料。工业用碳化硼是在电弧炉或电阻炉中用碳素材料还原硼酸制得的，为深灰至黑色带金属光泽的粉末，含B4C94％以上,其他为游离硼、游离碳和少量Fe、Si、Al2O3、CaO。碳化硼作为磨料,用于研磨和抛光硬质合金、宝石和其他精密零件。碳化硼也可用作喷砂嘴、过滤器、化学器皿、修整工具、量规、测头和压模等的耐磨涂层，还可用作原子能工业中的中子吸收剂。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条