胶带附着力测试作业指导书

文件名称：胶带附着力测试作业指导书DocumentName:StandardOperationProcedureFormeasuringAdhesionbyTapeTest文件编号：CRN-C-Q-067Document制定日期：2023-09-01EstablishedDate：2023-09-01修订日期：2023-12-27 页码：1RevisedDate:2023-12-27 ：1

受控ControlledPurpose：此方法用以评估膜层与金属基底的附着力，以提高产品品质，满足客户需求。Thistestmethodsforassessingtheadhesionofcoatingfilmstometallicsubstrates,inordertoimprovethequalityofproductsandmeetclient’srequirement。Scope：当方法B更适合在试验室使用时A原则上适用于工作现场所B125um更厚的膜层。TestmethodAisprimarilyintendedforuseatjobsiteswhileTestmethodBismoresuitableforuseinthelaboratory.Also,TestmethodBisnotconsideredsuitableforfilmsthickerthan125um.此方法用于确定膜层与底材的结合力是否在通用的适宜的范围内。Thesetestmethodsareusedtoestablishwhethertheadhesionofacoatingtoasubstrateisatagenerallyadequatelevel.在多镀层系统中会常觉察结合力失效的现象，因此不能测定膜层与基材的附着力。Inmulticoatsystemsadhesionfailuremayoccurbetweencoatssothattheadhesionofthecoatingsystemtothesubstrateisnotdetermined.Definition:〔无〕N/A操作者须按此文件内容进展操作。Theoperatorshouldbeperformaccordingtothedocument.Content：试验依据：ASTMD3359Thetestaccordingas:ASTMD3359测试方法概述：SummaryofTestmethod:本试验包括测试方法A—X形胶带测试、测试方法B—十字网格形胶带测试。ThistestincludeTestmethodA—X–cuttapetestandTestmethodB—Cross-cuttapetest测试方法A—在涂层外表划一X形，并切割至底层，将压敏胶带掩盖于切痕上，然后拉起，在0-5个级别进展评估结合力。TestmethodA—AnX-cutismadethroughthefilmtothesubstrate,pressure–sensitivetapeisapplied文件名称：胶带附着力测试作业指导书DocumentName:StandardOperationProcedureFormeasuringAdhesionbyTapeTest文件编号：CRN-C-Q-067Document制定日期：2023-09-01EstablishedDate：2023-09-01修订日期：2023-12-27 页码：2RevisedDate:2023-12-27 ：2

受控Controlledoverthecutandthenremoved,andadhesionisassessedqualitativelyonthe0to5scale.测试方法B—711齿的刀划网格至底层，将压敏胶带掩盖在网格上，然0-5个级别评估结合力。TestmethodB—Alatticepatternwitheithersixorelevencutsineachdirectionismadeinthefilmtothesubstrate,pressure-sensitivetapeisappliedoverthelatticeandthenremoved,andadhesionisevaluatedonthe0to5scale.方法A—X形切割胶带测试过程:ProcedureofTestmethodA—X–cuttapetest试验设备及材料Testapparatusandmaterials：a.切割工具---锐利的刀具CuttingTool---Sharpknife；b.金属直尺—用以保证直的切线Metalstraightedge—ensurestraightcuts.c25mm3MNO.610/NO.670/NO.710/NO.898胶带均可；25mmwide3MNO.610/NO.670/NO.710/NO.898adhesivetapeareok.d.橡皮擦RubberEraser操作方法：Operationmethod选择一个无瑕疵及并不格外完善的次要外表，为利于测试，外表必需清洁和枯燥。高温高湿会对胶带或镀层的附着力产生影响。Selectanareafreeofblemishesandminorsurfaceimperfections.Fortestsinthefield,ensurethatthesurfaceiscleananddry.Extremesintemperatureorrelativehumiditymayaffecttheadhesionofthetapeorthecoating.在涂层上划两条长约40mm的割痕，两条割痕在其中部相交，相交所形成的最小角为30-45°。在划切口时，使用直尺关心并以一种稳定的状态切割膜层至基材。Maketwocutsinthefilmeachabout40mmlongthatintersectneartheirmiddlewithasmallerangleofbetween30and45°.Whenmakingtheincisions,usethestraightedgeandcutthroughthecoatingtothesubstrateinonesteadymotion.文件名称：胶带附着力测试作业指导书DocumentName:StandardOperationProcedureFormeasuringAdhesionbyTapeTest文件编号：CRN-C-Q-067Document制定日期：2023-09-01EstablishedDate：2023-09-01修订日期：2023-12-27 页码：3RevisedDate:2023-12-27 ：3

受控Controlled借助从金属底层上的反射光检查切口,确定膜层已被穿透。假设没有被穿透，则在其它位置上划X形，不要尝试在原切线上加深，这样会影响割痕边缘的附着力。并用软刷轻轻刷去涂层外表剥落的薄片或细带。Inspecttheincisionsforreflectionoflightfromthemetalsubstratetoestablishthatthecoatingfilmhasbeenpenetrated. IfthesubstratehasnotbeenreachedmakeanotherXinadifferentlocation,Dotattempttodeepenapreviouscutasthismayaffectadhesionalongtheincision.Usesofterbrushtobrushawaythesliceandferretwhichpeeledfromthesurface.以一种稳定的速率截取75mm长的3M胶带条，在试验应用前留神地使粘性面不与任何物体相接触。Removethe3Madhesiveanadditionallengthatasteadyrateandcutapieceabout75mmlong, makesurethestickinesssurfacetouchednothing.平坦地粘附在切口上，然后用橡皮擦稳固地摩擦，胶带的顔色变化有助于区分是否有良好的接触。Placethecenterofthetapeattheintersectionofthecutswiththetaperunninginthesamedirectionasthesmallerangles.Smooththetapeintoplacebyfingerintheareaoftheincisionsandthenrubfirmlywiththeeraser.Thecolorundertransparenttapeisausefulindicationofwhengoodcontacthasbeenmade.90±30180°的角度快速拉起胶带。Within90±30softheapplication,removethetapebyseizingthefreeendandpullingitoffrapidlybackuponitselfatasclosetoanangleof180°aspossible.检查从底层上或原始膜层上的X切口处被除去的膜层，按如下比例评估附着力等级：InspecttheX-cutareaforremovalofcoatingfromthesubstrateofpreviouscoatingandratetheadhesioninaccordingwiththefollowingscale:5A 无剥落或涂层损失Nopeelingorremoval4A 沿割痕或相交处稍微剥落或去除的痕迹Tracepeelingorremovalalongincisionsorattheirintersection.3A 在切线的任何一边沿切口处有高达1.6mm锯齿状脱落Jaggedremovalalongincisionsupto1.6mmoneitherside.2A 在切线的任何一边沿切口处有最高达3.2mm锯齿状脱落Jaggedremovalalongmostofincisionsupto3.2mmoneitherside..文件名称：胶带附着力测试作业指导书DocumentName:StandardOperationProcedureFormeasuringAdhesionbyTapeTest文件编号：CRN-C-Q-067Document制定日期：2023-09-01EstablishedDate：2023-09-01修订日期：2023-12-27 页码：4RevisedDate:2023-12-27 ：4

受控Controlled1A 胶带底部X区域大局部脱落RemovalfrommostoftheareaoftheXunderthetape0A 超出X形区域的脱落RemovalbeyondtheareaoftheX.在测试样品的另外两个部位重复以上的过程。对于较大构造的样品，进展充分的测试次数，以保证对整个外表的附着力评估是有代表性的。Repeatthetestontwootherlocationsoneachtestpanel.Forlargestructuresmakesufficientteststoensurethattheadhesionevaluationisrepresentativeofthewholesurface.经过几次切割后，检查切刀刃，假设有必要，更换掉钝的刀刃，或在再次使用前用细油石轻轻地打磨使其锐利。废弃的切削工具会产生刻痕，其它缺陷会戳破膜层。Aftermakingseveralcutsexaminethecuttingedgeand,ifnecessary,removeanyflatspotsorwire-edgebyabradinglightlyonafineoilstonebeforeusingagain.Discardcuttingtoolsthatdevelopnicksorotherdefectsthattearthefilm.方法B—十字网格胶带测试TestMethodB–Cross–cuttapetest试验设备及材料Testapparatusandmaterials：切割工具---刀刃为15-30°的锐利的刀具，良好的切刃是格外重要的。CuttingTool---Sharpknifethathavingacuttingedgeanglebetween15and30°.Itisofparticularimportancethatthecuttingedgeoredgesbeingoodcondition.切线指导—金属钢尺，用以保证直的切线CuttingGuide—Metalstraightedge，ensurestraightcuts.c0.5mm的松软的钢尺，用以测量单一的切线Rule—Temperedsteelrulegraduatedin0.5mmformeasuringindividualcuts.d25mm3MNO.610/NO.670/NO.710/NO.898胶带均可；25mmwide3MNO.610/NO.670/NO.710/NO.898adhesivetapeareok.e.橡皮擦RubberEraser操作方法:Operationmethod:文件名称：胶带附着力测试作业指导书DocumentName:StandardOperationProcedureFormeasuringAdhesionbyTapeTest文件编号：CRN-C-Q-067Document制定日期：2023-09-01EstablishedDate：2023-09-01修订日期：2023-12-27 页码：5RevisedDate:2023-12-27 ：5

受控Controlled选择一个无瑕疵及并不格外完善的次要外表,放置在一个稳固的地方，按如下要求划平行切线：Selectanareafreeofblemishesandminorsurfaceimperfections, placeonafirmbase,makeparallelcutsasfollows:ⅰ.在客户同意条件下，对于干膜厚度不超过50um1mm11条切痕，Forcoatingshavingadryfilmthicknessuptoandincluding50umspacethecuts1mmapartandmakeelevencutsunlessotherwiseagreedupon.ⅱ.50-125um2mm6125um则使用A方法。Forcoatingshavingadryfilmthicknessbetween50umand125um,spacethecuts2mmapartandmakesixcuts.Forfilmsthickerthan125umuseTestmethodA.ⅲ.20mm,力使刀刃到达底层。当使用单刀刃连续切线时，借助钢尺指导，在未切线的区域放置钢尺Makeallcutsabout20mmlong.Cutthroughthefilmtothesubstrateinonesteadymotionusingjustsufficientpressureonthecuttingtooltohavethecuttingedgereachthesubstrate.Whenmakingsuccessivesinglecutswiththeaidofaguide,placetheguideontheuncutarea.在切线数量到达要求后，用软刷或纱布轻轻地去除膜层上被分别的碎屑或条状物。Aftermakingtherequiredcutsbrushthefilmlightlywithasoftbrushortissuetoremoveanydetachedflakesorribbonsofcoatings..然后以最初的切线为中心，在垂直的方向划一样的切线与其相交。Examinethecuttingedgeand,ifnecessary, removeanyflatspotsorwire-edgebyabradinglightlyonafineoilstone.Maketheadditionalnumberofcutsat90°toandcenteredontheoriginalcuts.以前面的方式刷外表，检查切口处基底的反射光。假设没有穿透至金属，在其它区域划网格。Brushtheareaasbeforeandinspecttheincisionsforreflectionoflightfromthesubstrate.Ifthemetalhasnotbeenreachedmakeanothergridinadifferentlocation.以一种稳定的速率拉出胶带，并截取75mm长。Removetapeatasteadyrateandcutapieceabout75mmlong.将胶带的中心掩盖在网格上，用手指将其整平。为保证胶带与膜层有良好的接触，用橡皮擦在胶带上稳固地摩擦。胶带的顔色变化则代表了有良好的结合。文件名称：胶带附着力测试作业指导书DocumentName:StandardOperationProcedureFormeasuringAdhesionbyTapeTest文件编号：CRN-C-Q-067Document制定日期：2023-09-01EstablishedDate：2023-09-01修订日期：2023-12-27 页码：6RevisedDate:2023-12-27 ：6

受控ControlledPlacethecenterofthetapeoverthegridandintheareaofthegridsmoothintoplacebyafinger.Toensuregoodcontactwiththefilmrubthetapefirmlywiththeeraser.Thecolorunderthetapeisusefulindicationofwhengoodcontacthasbeenmade.90±30秒的时间内，抓住胶带尾端，快速地以反向180°的角度拉起胶带。Within90±30sofapplication,removethetapebyseizingthefreeendandrapidlybackuponitselfatasclosetoanangleof180°aspossible.借助放大镜检查网格区域从底材上剥落的外表，依据如下内容评估附着力等级：Inspectthegridareaforremovalofcoatingfromthesubstrateorfromapreviouscoatingusingtheilluminatedmagnifier.Ratetheadhesioninaccordancewiththefollowingscale：5B 切线完整平滑，无方形格子剥落Theedgesofthecutsarecompletelysmooth;noneofthesquaresofthelatticeisdetached4B 切线相交处膜层稍微剥落，受影响的面积小于5%.Smallflakesofthecoatingaredetachedatintersections;lessthan5%oftheareaisa