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CARBON-FIBER-REINFORCED SiC COMPOSITE MATERIAL AND SLIDE MEMBER
CARBON-FIBER-REINFORCED SiC COMPOSITE MATERIAL AND SLIDE MEMBER
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机译:碳纤维增强SiC复合材料和滑动件
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摘要
A carbdn-fiber-reinforced SiC composite having a high tensile strength is produced by impregnating a carbon-fiber-reinforced carbon composite with melted metal Si. The carbon-fiber-reinforced carbon composite includes carbon fibers that are pitch-based short carbon fibers. The pitch-based short carbon fibers are oriented in two-dimensional random directions. The carbon-fiber-reinforced carbon composite has a bulk density of 1.2 to 1.7 g/cm3, a porosity of 15 to 40 vol%, and a carbon fiber volume content of 20 to 50 vol%.
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机译:通过用熔融金属Si浸渍碳纤维增强的碳复合材料来制备具有高拉伸强度的碳纤维增强的SiC复合材料。碳纤维增强的碳复合材料包括为沥青基短碳纤维的碳纤维。沥青基短碳纤维在二维随机方向上取向。碳纤维增强碳复合材料的体积密度为1.2至1.7g / cm 3,孔隙率为15至40vol%,并且碳纤维体积含量为20至50vol%。
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