摘要
Aimofpresentworkistoreplaceasbestosinthermalinsulationbyanotherpercentageofnon-toxicfillerssuchassilica.DifferentformulationsoffillerswerepreparedandaddedtoNordel(Tradenameassignedforethylene,propyleneand1,4-hexadieneelastomers).Thephysicalandmechanicalproperties(afterandbeforeaging),andthermalpropertiesofthepreparedsampleswereinvestigated.Theobjectivewastochooseanewformulationwithpropertiesthatresembleascloselyaspossiblethoseoftheoriginallyusedinthermalinsulation.Aftermeasuringthepropertiesoftensilestrength,elongation,hardness,specificgravity,compressionset,reboundresilience,thermalconductivity,andinitialandfinaldecompositiontemperatures,thesamplethathadvaluesveryclosetothoseoftheoriginallyusedinthermalinsulationwaschosenandrecommendedtobeused.FromcomparisonitwasfoundthatEPDMrubberwith50%silicagavetheoptimumpropertiesclosesttotheoriginallyused.
出版日期
2008年01月11日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)