拉断伸长率

PU/OMMT复合材料的硬度、弹性模量、拉伸强度和拉断伸长率均比纯PU有所提高。

All the hardness , elastic modulus , tensile strength and elongation at break of the PU / OMMT nano-composite were higher than those of PU compound .

随着硫化助剂用量增加，TAIC共混胶的拉伸强度、拉断伸长率和撕裂强度均大于PDM共混胶，而压缩永久变形的变化率正好相反。

The tensile strength , elongation at break and tear strength of TAIC were higher than those of PDM while the compression set was opposited .

结果表明，在低添加量时，复合材料的抗拉强度、拉断伸长率及流变性能，SEBS-g-AA的相容剂均优越于SEBS。

The results show that SEBS-g-AA was superior to SEBS as compatilizer in Tensile Strength , Elongation and Rheological property when low addition .

粉状填充剂对橡胶复合材料拉断伸长率的影响

Effects of powdered fillers on elongation at break of rubber composites

聚合转化率提高使共聚物生胶拉伸强度提高，拉断伸长率和硬度变化不大；

The greater conversion rate gave the improved tensile strength of raw copolymer , but similar elongation at break and hardness ;

结果表明，吸水膨胀橡胶的吸水膨胀率随吸水树脂用量增加而增大，拉伸强度和拉断伸长率随吸水树脂用量增加而降低；

The results showed that the volume expansibility of water swollen rubber increased with the increasing amounts of water-Absorbing resin , but its physical properties decreased .

纳米二氧化硅填充量增加至3.5%，拉伸强度增至9.28MPa，拉断伸长率下降到746.56%。

When the content is higher than 3.5 % , the tensile strength increases and reaches 9.28 MPa , elongations of vulcanizes decrease to 746.56 % .

通过测定不同硫化温度下硫化胶的拉伸性能，选定拉断伸长率作为衡量硫化程度的指标，计算出了不同硫化温度下的硫化速度。

The curing speed at different temperature was calculated by determining the tensile property of the vulcanizate at varied curing temperature and selecting elongation as the index of judging the curing level .

结果表明，在混炼型聚氨酯中加入少量硅橡胶，可提高聚氨酯橡胶的拉伸强度及拉断伸长率，并能显著改善聚氨酯橡胶的耐热性。

The results showed that after adding a litter silicone rubber to millable polyurethane elastomer the tensile strength and elongation could be increased , and the heat resistance could be improved significantly .

发现随CaCO3填充量增加至40份，体系拉伸强度下降，拉断伸长率变化不大，冲击回弹性下降，邵氏硬度上升。

The results showed that with the content of CaCO_3 increasing to 40 phr , the tensile strength and impact resilience decreased , the elongation at break varied little and the hardness increased .

POE8150/CaCO3的拉伸强度、邵氏硬度比POE8003/CaCO3小，前者的拉断伸长率、冲击回弹性大于后者。

The tensile strength and Shore A hardness of POE 8150 / CaCO_3 system were lower than that of POE 8003 / CaCO_3 , and the elongation at break and impact resilience of the former were larger than that of the latter .

分析了橡胶在二甲醚中溶胀的化学机理，并选出具有不同极性的橡胶材料进行耐二甲醚溶胀及溶胀前后拉断强度、拉断伸长率、硬度等力学性能的对比试验。

Chemical mechanism of rubber expansion in DME was analysed , and different rubber materials were selected to test the expansion , the tensile strength , the elongation at break , and the hardness .