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GB/T 24451-2009 慢回弹软质聚氨酯泡沫塑料
1 | 长度、宽度、厚度尺寸偏差 Length、width、thickness dimensional deviation |
Section 7.2 GB/T 6342-1996 |
2 | 感官 Sense |
Section 7.3 |
3 | 密度偏差 Density deviation |
Section 7.4 GB/T 6343-1995 |
4 | 压陷硬度 Hardness(indentation technique) |
Section 7.5 GB/T 10807-2006,方法A |
5 | 75%压缩永久变形的测定 Determination of 75% compression set |
Section 7.6 GB/T 6669-2008,方法A |
6 | 回弹率 Resilience |
Section 7.7 GB/T 6670-2008 |
7 | 复原时间 Recovery time |
Section 7.8 & 附录A |
8 | 拉伸强度和伸长率 Tensile strength、Elongation at break |
Section 7.9 GB/T 6344-2008 |
9 | 撕裂强度 Tear strength |
Section 7.10 GB/T 10808-2006 |
10 | 气味等级测试 Odour level test |
Section 7.11 & 附录B |
11 | 干热老化后的拉伸强度测试 Determination of tensile strength after dry heat aging |
Section 7.12 GB/T 9640-2008 |
12 | 湿热老化后的拉伸强度测试 Determination of tensile strength after wet heat aging |
Section 7.13 GB/T 9640-2008 |
13 | 恒定负荷反复压陷疲劳后40%压陷硬度损失值 Loss value of 40% indentation force deflection after constant load repeatly indentation fatigue |
Section 7.14 QB/T 2819-2006 |
14 | 燃烧性能 Flammability |
Section 7.15 GB/T 8410 |
15 | 温湿度敏感性测定 Determination of temperature and humidity sensibility |
Section 7.16 & 附录C |