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SHS Pressing of Tic + x C Composites
Refractories and Industrial Ceramics ( IF 0.4 ) Pub Date : 2020-03-20 , DOI: 10.1007/s11148-020-00384-5
V. A. Shcherbakov , A. N. Gryadunov

The paper presents experimental results of producing refractory electrically conductive TiC + xC composites by SHS pressing method. The conditions for obtaining composites with residual porosity of about 20% were established. The effect of the composition of the reaction mixture on phase content, microstructure, compressive and bending strength, as well as electrical resistivity of SHS composites was explored. It was shown that the values of compressive and bending strength of TiC + xC composites constitute 80 – 100 and 100 – 150 MPa, respectively, which is 3 to 5 times higher compared to the strength of fine-grained graphite. The electrical resistivity of the composites corresponds to that of fine-grained graphite (16 – 18 μOhm·m).

中文翻译:

Tic + x C复合材料的SHS压制

本文介绍了通过SHS压制法生产耐火导电TiC + x C复合材料的实验结果。建立了获得残余孔隙率约为20%的复合材料的条件。探索了反应混合物的组成对SHS复合材料的相含量,微观结构,抗压强度和弯曲强度以及电阻率的影响。结果表明,TiC + x C复合材料的抗压强度和抗弯强度分别为80 – 100和100 – 150 MPa,比细粒石墨的强度高3至5倍。复合材料的电阻率对应于细粒石墨(16 – 18μOhm·m)的电阻率。
更新日期:2020-03-20
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