ASTM F7-1995(2006) 氧化铝粉末

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【英文标准名称】:StandardSpecificationforAluminumOxidePowder
【原文标准名称】:氧化铝粉末
【标准号】:ASTMF7-1995(2006)
【标准状态】:现行
【国别】:
【发布日期】:1995
【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】:F01.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:电子工程;粉末;氧化物;铝
【英文主题词】:alumina;particlesizingmethods;powder
【摘要】:1.1Thisspecificationcoversaluminumoxide(alumina)powderintwoclassesofparticlesize,twochemicalgrades,andtwolevelsofacidity,foruseasaninsulatingcoatingorasaningredientofceramicmixturesforcomponentsofelectronicdevicesasfollows:1.1.1ParticleSizes:ClassA--ParticlesizeNo.500nominalmesh(nominalaverageparticlesize=24.3181m).ClassB--ParticlesizeNo.900nominalmesh(nominalaverageparticlesize=1.7181m).1.1.2ChemicalGrades--Grades1and2asspecifiedunderchemicalrequirementsinSection3.1.1.3AcidityLevels:pH(acid)4.5to6.5andpH(neutral)6.5to7.5.1.2Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsinthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G13
【国际标准分类号】:71_060_20
【页数】:2P.;A4
【正文语种】: