各种橡胶性能一览表.doc

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1、各种橡胶性能的比较表天然橡胶NR聚戊二烯橡胶IR丁苯橡胶SBR聚丁二烯橡胶BR乙丙橡胶EPDM丁基橡胶IIR氯丁橡胶CR丁腈橡胶NBR聚硫橡胶PTR硅橡胶Silicone聚氨酯橡胶AUEU抗张强度（纯胶料）极好极好差差差中等好差差差-抗张强度（补强胶料）极好极好好-极好好好-极好好好-极好极好中等中等好-极好抗撕裂性（冷）好中等差-中等极好好好好中等好中等好（热）好好中等极好极好中等好差差差好耐磨性极好好好-极好极好极好中等-好极好极好中等中等极好抗自然老化性差差差差-中等极好好-极好极好中等极好极好极好抗氧化性好好好好极好

2、好-极好好中等极好极好极好耐热性好好好好好好-极好好好中等极好中等-好低温屈挠性极好极好好极好好中等中等中等好极好极好压缩变形中等-好中等-好差-中等好好中等差-好好差-中等极好好不渗透性中等好中等差-中等差-中等极好好极好极好中等好阻燃性差差差差差差极好差差中等差耐？性好好好好好极好好中等好-好耐酸性（稀）好好中等-好好好极好极好好好好好（浓）中等-好中等-好中等-好好好极好好中等差中等中等电气性能好-极好好-极好好好极好好-极好差-中等差好极好好-极好耐溶剂性脂肪烃差差差差差差好极好极好好好芳香烃差差差差差差中等中等极好

3、好差氯化溶剂差差差差差差差差极好中等中等氧化溶剂好好好好好好差差好好中等动物油和植物油差-好差-好差-好差-好差极好好极好极好好好-极好注：芳香烃溶剂对硅橡胶有影响，采用氟硅橡胶可获得良好的耐芳香烃性。材质Material物性Physical天然橡胶(NR)NaturalRubber丁苯橡胶(SBR)丁基橡胶(IIR)Butyl三元乙丙橡胶EPDM氯丁橡胶(CR)Neoprene丁腈橡胶(NBR)Nitrile聚氨脂(PU)Urethane硅(硅)胶(SR)Silicone氯磺化聚乙烯胶(CSM)HypalonPHYSICA

4、LPROPERTIES一般物性比重SpecificGravity0.931.450.941.200.921.100.861.301.101.351.001.201.021.250.981.61.121.35硬度范围HardnessRang(ShoreA°)30-10035-10030-9030-9035-9530-10055-10020-9040-90最大搞张强度TensileStrengthMax(psiRm.Temp)400030002500300030003000300015003000最大延伸率ElongationM

5、ax(%Rm.Temp)750600700600600600750800600回复力ResilienceEGP-FGG-EF-GF-EF-GF-G压缩变形CompressionSetGFP-GGF-GGG-EG-EF-G不透气性ImpermeablitytoGasesFFEFF-GGP-FP-FG抗屈曲龟裂FlexCrackingResistanceFGGGGFG-EF-EG抗撕裂性TearStrengthEFGF-GF-GF-GEP-FF-G耐磨性AbrasionResistanceEG-EGG-EG-EG-EEP-FG-

6、E抗冲击强度ImpactStrengthEEGGG-EF-GG-EP-GG抗割裂成长CutGrowthResistanceEGEGGGG-EP-FGENVIRONMENTRESISTANCE耐环境物性抗氧化OxidationResistanceF-GF-GEG-EG-EF-GG-FEE抗臭氧OzoneResistancePPG-EEGPEEE耐候WeatheringResistanceFFEEGF-GG-EEG-E抗日晒SunlightResistanceP-FFEEG-EP-FG-EEE耐水性WaterResistance

7、EG-EEEGG-EGGG耐燃性FlameResistancePPPPGPP-GF-GG耐热性HeatResistanceFF-GGG-EF-GGF-GEG低温柔软性LowTemperatureG-EGF-GG-EFF-GGEF-GFlexibilityCHEMICALRESISTANCE耐化学品物性耐油和汽油OilandGasolinePPPPF-GG-EG-EP-FF-G耐动植物油Animal&VegetableOileFFG-EGGG-EGF-GG耐醇类AlcoholsGGGF-GG-EF-GF-GGG-E耐碱性Alk

8、aliesFFEG-EEG-EPPE耐酸性AcidsF-GF-GG-EGGGP-FFG-E耐石腊烃溶剂AliphaticHydrocarbonsolventsPPPPGEGP-FG耐芳香烃溶剂AromaticHydrocarbonsolventsPPPPP-FF-GP-FP-FP-F耐酮类