ASTM D6682-2001(2006) 用Peschl旋转分层剪切试验器测量粉末剪切应力的标准试验方法

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【英文标准名称】:StandardTestMethodforMeasuringShearStressesofPowdersUsingPeschlRotationalSplitLevelShearTester
【原文标准名称】:用Peschl旋转分层剪切试验器测量粉末剪切应力的标准试验方法
【标准号】:ASTMD6682-2001(2006)
【标准状态】:现行
【国别】:
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D18.24
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:层;测量;粉末;剪切测试;试验方法
【英文主题词】:bulkdensity;bulksolids;cohesivestrength;degradation;flowability;internalfriction;Peschlsheartester;rotationalsheartester;shearstress;wallfriction;
【摘要】:Thetestmethodisusefulforthefollowing:5.1.1ClassificationofPowders8212;Thecohesionandangleofinternalfrictionareflowabilityindicatorsofpowdersandcanbeusedtoclassifythepowders.5.1.2QualityControl8212;Foranumberofindustrialapplicationsflowabilityfactorsareusedtocomparethematerialflowabilityatdifferenttimesduringproduction.Thematerialproducedhastobeheldwithingivenlimitsforeachapplicationandeachpowdersoastoensuretrouble-freeoperation.5.1.3MaterialEngineering8212;Powderpropertiesareinfluencedbyparticlesize,particlesizedistribution,fatcontent,humidityandotherparameters.Byselectingthecorrectparametersandthecorrectmixturesofpowders,therequiredmechanicalpropertiesoftheproductareachieved.5.1.4DesignofHandlingEquipment8212;Forcertainstorageandconveyorequipmenttherearemathematicalmodelsexistwhichrequirethemechanicalpropertiesofpowders.1.1Thistestmethodisappliedtothemeasurementofthemechanicalpropertiesofpowdersasafunctionofnormalstress.1.2Thisapparatusissuitablemeasuringthepropertiesofpowdersandotherbulksolids,uptoaparticlesizeof5000micron.1.3Thismethodcomprisesfourdifferenttestproceduresforthedeterminationofpowdermechanicalproperties:1.3.1TestA-MeasurementofINTERNALFRICTIONasafunctionofnormalstress.1.3.2TestB-MeasurementofWALLFRICTIONasafunctionofnormalstress.1.3.3TestC-MeasurementofBULKDENSITYasafunctionofnormalstressandtime.1.3.4TestD-MeasurementofDEGRADATIONasafunctionofnormalstress.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H70
【国际标准分类号】:77_160;77_160
【页数】:13P.;A4
【正文语种】:

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