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PTFE 7A 美国杜邦
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减震衬垫,管道,密封件
耐化学,耐候
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物性数据
机械性能
测试条件
测试方法
美国杜邦/7A
拉伸强度
ASTM D638
34.5
MPa
伸长率
Break
ASTM D638
380
%
基本性能
测试条件
测试方法
美国杜邦/7A
密度
ASTM D790
2.15
收缩率
ASTM D955
3.4
%
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