【摘要】 介绍了密封材料渗水特性的测试方法,分析了温度、分子结构、形态等因素对橡胶类密封材料性能的影响;测试了真空橡胶,乙丙橡胶等8种材料的水蒸气透过系数,材料内部的水含量及力学性能,给出了合适的密封材料类型。更多还原

【Abstract】 The test method of water permeation property of sealing material are discussed, and the effects of temperature, molecule structure, morphology, on dealing performance of sealing materials are analyzed. Water vapor permeation coefficients, internal water and mechanical property of vacuum rubber and EPDM etc. seight sorts of rubber, were tested. The suitable sealing materials are obtained.更多还原