english description for surface class and defect symptom

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1、nProductionSurfaceClass成品表面等級Class1Surface:Visibleonaconstant,dailybasis.Thisincludes,butisnotlimitedto,thetopandfrontofanelectronicproduct.1級面：可經常見到的面，包括電子產品的頂面和正面，但不限於此。Class2Surface:Visibleoccasionally,asthesidesofaunit.2級面：可偶爾看到的面，如零部件的兩個側面。Class3Surface

2、:Visibleduringnormalcustomermaintenance,suchasthebackandbottomofunit.3級面:客戶在正常維修時才可見到的面，例如部件的背面和底部。Class4Surface:Notnormallyvisible.ThisencompassesallothersurfaceswhicharenotClass1,Class2orClass3.4級面：正常情況下不可見，即除1,2,3級面外的所有表面。nMoldedPlastic成型塑件Blush:Discolora

3、tionorchangeingloss,usuallyatgateareasorwherewallthicknesschanges.異色：　顔色或光澤變異，通常位于澆口附近或壁厚差異之處。Bubbles:Transparentpartsorvoidpockets(mayappearasablisterorbulgeoncoloredparts).氣泡：透明部分或真空的泡囊（彩色零件上可能像凸包或凸起）。Burns:Brownmarks,spotsorstreaks(usuallyassociatedwithpo

4、orventingofgassesduringmolding).燒傷：褐色的斑塊，斑點或條塊（通常與排氣口排氣不良有關）。ColdSlug:Firstmaterialtoenterthemoldduringinjection.Thesolidorsemi-solidmaterialleavesaborderwiththeadjacentmaterialandweakensthebondbetweenthetwomaterials.冷料：注射時首批進入模腔的原料。固狀或半固狀原料與相鄰材料閒留下的邊界，造成兩種材

5、料閒的連接削弱。Contamination:Discolorationfromforeignmaterialorforeignmaterialembeddedinthesurface.髒污：外來物所致的變色或嵌入零件表面的異物。Cracking:Splittingorfissurescausingseparationofthematerial.裂縫：材料分裂所致的破裂或裂縫。Crazing:Tinycracksduetostressexertedonthepart.龜裂：零件表面應力造成的細小裂紋。Delami

6、nation:Peelingofthelayersofplastic.起鱗：塑膠分層所至的剝離現象。Discoloration:Inconsistentcolororanydeviationfromthecolorstandard.變色：色彩不一致或與標準色有差異。DragMarks:Scratchesfromtheplasticscrapingagainstthemoldwhenejected.拉模：零件射出時與模具摩擦產生的刮傷。FlowMarks:Wavyorstreakedappearanceofasu

7、rface.流痕：表面呈現的波紋或條紋。Flash:Excessiveplasticalongthepartinglineormatingsurfaceofthemold.毛邊：在模具的分型線和合模面上的溢料。GasMarks:Burnmarksordarkdiscoloredstreakscausedbyincompleteventingofthegassestrappedinthemold.焦痕：由於模具的排氣不良造成的燒傷或黑的變色條紋。Gouge:Surfaceimperfectionduetoabra

8、sion,nickingordamage.溝槽：零件的外表面有磨損、缺口或損傷。Grease:Machinelubricationonthepart.油脂：在零件表面有機器的潤滑油。Haze:Cloudinessofatransparentpart.霧狀：透明件上的雲霧現象。Marbling:Coloredstreaksduetoincompletemixingofcolor.大理石紋