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ID:239009
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页数:15页
时间:2017-07-12
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1、HowSurfaceTreatmentsKeepMoldsOperatingLongerImportanttipsandinformationaboutmoldcoatingstohelpyouachievethelevelofproductionthatyouandyourcustomersdesire.BySteven.BalesMoldmakingtechnologyJanuary2006AbstractThere’sanawfullottoknowthesedaysaboutmoldingplasticand
2、howtogettheverybestperformancefromthevaluabletoolsyoubuildorrun.Thisguidehasbeenwrittentoprovideimportanttipsandinformationaboutmoldcoatings.Afterreadingthis,youshouldhaveaverygoodideaofwhatcoatings—fromtheverytraditionaltotheverylatest—willhelpyoutoachievethel
3、evelofproductionyouandyourcustomersdesire.Afterall,thesetoolsareaninvestmentandtheyneedtobeprotectedforthelifeoftheproductstheymold.KeyWordsmoldcoatingspreventivemaintenance(PM)programbenefitnickelCobaltdiamond-chromenickel-PTFEnickel-boronnitrideelectrolessnic
4、keltextureTheKeyRoleofCoatingsBeforeintroducingyoutothewiderangeofcoatingsonthemarkettoday,it’simportanttonotetherolecoatingscanplayinaneffectivepreventivemaintenance(PM)program.PMisreallythekeytoprotectingyourtooling,yourinvestment.Why?Becauseitsavestimeandmon
5、ey.Onceyouinvestinamoldcoatingtoimprovetoolperformance,thenaPMprogramisalwaysagoodideatoensureyougetthemaximumbenefit.Thesetwostepsshouldbeagiveninanyshop.Remember,nocoatinglastsforever,andproducingsubstandardpartsfromamoldwithaworncoatingisnowaytowincustomersa
6、ndstayprofitable.PMisprobablythemostcost-effectivestrategyyoucanputinplace.Thekeyistoeducateyourpersonnelonhowmoldcoatingswearduringproduction.Everycoatingisdifferent,soit’sofbenefittohaveemployeeslearnhowtotellwhenthecoatingisshowingdeterioration,especiallyinh
7、igh-wearareassuchasgatesandrunners.Forexample,wearinandaroundgateareasplatedwithhardchromeisthefirstsignthatyourmoldneedsservicing.Howcanyoutellthereiswear?Thechromecoatingisapproximately20RCpointsharderthanthebasesteel,soexposedsteelwillwearmuchfasterthantheco
8、atedsurfacessurroundingit,causingaslightorpronouncededgeor“step”onthesurface.Conversely,nickelwillwearalmostevenly,causingakindoffeatheringeffect,makingitmoredifficulttoreco
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