压缩永久变形是橡胶制品的重要指标之一，外文名是EN Compression Set。
适当增大tcy用量，ECO胶料的压缩永久变形降低。
Compression set of ECO reduced as the addition level of TCY increased properly.
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。
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.
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。
The dynamical vulcanization technique let properties of oil resistance, low temperature resistance and compression set of the blend turn into comprehensive equilibrium.
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