HNBR氢化丁腈混炼胶典型值对照表序号试验项目HNBR6002HNBR7002HNBR8001HNBR8002HNBR8501HNBR85021硬度(邵氏A)6372787982832比重g/cm1.221.211.211.241.241.263拉伸强度MPa21.822.325.224.624.823.5扯断伸长率%356297296275276262100%定伸强度MPa3.85.47.68.111.011.04压缩永久变形(空气)%150℃×70h26.425.2-----23.9-----22.6150℃×168h58.956.7-----54.3-----57.6125℃×70h----------22.4-----20.6-----125℃×200h------...