【英文标准名称】:StandardTestMethodforDeterminationofAttritionandAbrasionofPowderedCatalystsbyAirJets
【原文标准名称】:用气流测定粉末催化剂的磨损和其特性表征的标准试验方法
【标准号】:ASTMD5757-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D32.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:催化剂;磨切;化学试剂;试验方法
【英文主题词】:abrasion;airjet;attrition;fines;powderedcatalysts
【摘要】:Thistestmethodisintendedtoprovideinformationconcerningtheabilityofapowderedcatalysttoresistparticlesizereductionduringuseinafluidizedenvironment.Thistestmethodissuitableforspecificationacceptance,manufacturingcontrol,andresearchanddevelopmentpurposes.1.1Thistestmethodcoversthedeterminationoftherelativeattritioncharacteristicsofpowderedcatalystsbymeansofairjetattrition.Itisapplicabletosphericallyorirregularlyshapedparticleswhichrangeinsizebetween10and180m,haveskeletaldensitiesbetween2.4and3.0g/cm3(2400and3000kg/m3)(seeIEEE/ASTMSI-10)andareinsolubleinwater.Particleslessthan20mareconsideredfines.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G74
【国际标准分类号】:71_040_30
【页数】:3P.;A4
【正文语种】: