The results have shown that MCA can increase tensile strength and hardness of NBR and also improve the properties of resistance to heat aging and compression set of NBR as well.

结果表明金属活性助剂mca，在不同的硫化体系中可提高丁腈橡胶的拉伸强度、硬度，改善丁腈橡胶的耐热老化性能及压缩永久变形性能。

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The dynamical vulcanization technique let properties of oil resistance, low temperature resistance and compression set of the blend turn into comprehensive equilibrium.

使共混胶料的耐油性、耐寒性、低压缩永久变形性能达到综合平衡，因此探讨了动态硫化工艺条件。

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The silicon and fluorine rubber with high temperature resistance, low compression permanent deformation, and high tear strength properties can meet the water sealing gasket requirements.

采用耐高温、低压缩永久变形、高抗撕裂硅、氟橡胶可以满足该部位需耐高温、耐冷却水的要求。

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