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1、AATCCTestMethod93-2005AbrasionResistanceofFabrics:AccelerotorMethodDevelopedin1959byAATCCCommitteetions.AllOSHAstandardsandrulesRA29;revised1966,1984,2005;re-mustalsobeconsultedandfollowed.affirmed1974,1977,1989;editorially4.1Goodlaboratorypracticesshouldrevised197
2、8,1985,1986,1995;editori-befollowed.Wearsafetyglassesinallallyrevisedandreaffirmed1994,1999,laboratoryareas.2004.4.2ThedooroftheAccelerotormustFig.2—ElongatedS-shaperotor.bekeptclosedwheneverthemotorisrun-ning.Manufacturer’ssafetyrecommen-1.PurposeandScopedationssh
3、ouldbefollowedwhenoperat-inglaboratorytestingequipment.6.2Liner,fineabrasive,500Jgritalu-1.1Thistestmethodisintendedforevaluatingtheresistanceoffabricsand4.3Afacemaskisrecommendedforminumoxidecloth(see14.2;analternateotherflexiblematerialstoabrasion(seeoperatorswho
4、workregularlywiththeabrasivelinerisdescribedin14.4).14.1).Accelerotortoguardagainstinhalationof6.3Neonlamporotherstroboscopicfiberdust.device(see14.2).2.Principle6.4Timer,automatic,accurateto±1s.5.UsesandLimitations6.5Whiteglue,suchasElmersGlue-2.1Anunfetteredfabri
5、cspecimenisAll,insqueezebottle.drivenbyanimpeller(rotor)alongazig-5.1Theresultsobtainedbythismethod6.6Pinkingshearsandmarkingtem-zagcourseinagenerallycircularorbitareaffectedbyduration;thesize,shapeplates,orcuttingdies(see14.9).withinacylindricalchamber,sothatitand
6、angularvelocityoftherotor;andby6.7Brush,nylon,forcleaningAccele-repeatedlyimpingesonthewallsandthetypeoflinerused.Theseeffectsarerotorchamber(see14.2)orsmallporta-abradantlinerofthechamberwhileattheinterrelated,andtestingconditionsmayblevacuumcleanerforchamberandsa
7、metimebeingcontinuallysubjectedtobevariedtoproducedifferentdegreesofspecimens.extremelyrapid,highvelocityimpacts.abrasioninatestspecimen.Forexample,6.8Thread,sizeE,TypeI,Class1or2,Thespecimenissubjectedtoflexing,itmayrequireonly2or3minat209.44Fed.Spec.V-T-295(see14
8、.5).rubbing,shock,compression,stretchingrad/s(2000rpm)withthestandardoffset6.9Cottonfabric,80×80printclothandothermechanicalforcesduringtherotort
