Dynamic fatigue and failure characteristics of rubber compounds with different reinforcing fillers
Author(s): XIAO Jianbin, GUO Jihong, ZOU Zhide, WANG Fei, FU Zheng
Pages: 584-587
Year: 2000 Issue: 10
Journal: CHINA RUBBER INDUSTRY
Keyword: NR; BR; 动态疲劳; 断裂特性; 炭黑补强体系; 裂纹;
Abstract: 应用断裂力学理论定性和定量地研究了NR和BR/NR(并用比为70/30)胶料在添加不同炭黑补强体系(HAF,ISAF和SAF)时的动态疲劳过程.用分子论观点描述了胶料的动态疲劳过程,结合断裂特征参数β和C0对S-N曲线进行了分析比较.结果表明,在添加HAF,ISAF和SAF这3种补强体系的胶料中,随着补强体系粒径的减小,其抗裂纹扩展性变差,但胶料内部潜在缺陷减少.
Pages: 584-587
Year: 2000 Issue: 10
Journal: CHINA RUBBER INDUSTRY
Keyword: NR; BR; 动态疲劳; 断裂特性; 炭黑补强体系; 裂纹;
Abstract: 应用断裂力学理论定性和定量地研究了NR和BR/NR(并用比为70/30)胶料在添加不同炭黑补强体系(HAF,ISAF和SAF)时的动态疲劳过程.用分子论观点描述了胶料的动态疲劳过程,结合断裂特征参数β和C0对S-N曲线进行了分析比较.结果表明,在添加HAF,ISAF和SAF这3种补强体系的胶料中,随着补强体系粒径的减小,其抗裂纹扩展性变差,但胶料内部潜在缺陷减少.
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