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1、Plastic Packaging Systems How to obttainn Prrefoorm quaalitty如何保证证瓶坯质质量代码瓶坯坯缺陷原原因解决决方法 P1Difffuseed oopaqquennesss放射状不不透明C15C29S19S7, seee caausees/ssoluut.PP8参照原因因/解决方方案P88P2aAll opaaquee thrreadd inncluudedd全部不透透明包括螺螺纹部分分C11C48S12S48P2bAll opaaquee thrreadd exxcluudedd全部不透透明螺纹部部分除外外C35C29S27S21, S
2、77, ssee cauusess/soolutt. PP8参照原因因/解决决方案PP8P3Bentt ass a “baananna”香蕉状弯弯曲C4C26C17C34C10S25, S33bS22, S114, S399S15S10, S88S24P4Crysstalllizzed in thee riing undder thee thhreaad (suppporrt rringg) 螺口下下部结晶晶（支撑撑环）C6C7S3b, S440S2P5Crysstalllizzed in thee innjecctinng ppoinnt注塑点结结晶C28S20, S99, SS18P6aI
3、ncoomplletee inn thhe tthreead螺口不完完整C33C19C27C5C14C13C3C7S24S1S13S3a, S11S15S14S5S2P6bIncoomplletee inn thhe bbodyy坯体不完完整See P6aaC38See P6aaS36P7Of yyelllowiish collor a) alll淡黄色 整体体 bb) oon tthe botttomm底部C8C25C27C30S12, S330S21S30S18bbP8Too hott ( 10001120 C)过热(10001200度)C32C2C27C34C35C12C31S6S8,
4、S311, SS41S30, S119bS8, S100S26S28S6P9Too colld ( 1100 C)过冷( 4-55 pppm)乙醛含量量过高（4-55ppmm）C8C22C12S12, S330, S233S17S28P21Defoormeed oon tthe topp annd bbotttom顶部及底底部变形形C44S44P22Totaallyy deeforrmedd 整体变形形C15C45C46S13S45S46P23Prefformm innserrtedd inn annothher瓶坯插在在另一个个上C41S47代码瓶坯缺陷陷原因解决方法法P24Defoorme
5、ed oon tthe rinng aand mouuth环部及嘴嘴部变形形C47S29P25Pressencce oof wwateer ddropps出现水滴滴C48S48P26Incoomplletee peerfoorm瓶坯不完完整C3S5P27Pressencce oof fformmerlly iinjeecteed mmateeriaal iin tthe cavvityy模腔中出出现以前前注射的的原料C13C14S11S11P28Too lonng太长C49S49P29Too shoort太短C50S50P30Scraatchhes on thee thhreaad螺纹有擦擦痕
6、C51S51Pxx = PPrefformm 瓶坯坯 n xxxCxx = CCausse 原原因n xxxSxx = SSoluutioon 解解决方案案n xx How to obttainn Prrefoorm quaalitty: Cauusess如何保证证瓶坯质质量：原原因编码原因因C1Incoorreect lipp cllosuure duee too meechaaniccal deffectt orr daamagge由于机械械错误或或损坏导导致模唇唇关闭错错误C1bIncoorreect lipp suuppoort barr cllosuure witth ccoree
7、suuppoort plaate模唇支撑撑杆及模模芯支撑撑板的错错误关闭闭C1cIncoorreect couupliing bettweeen llip andd coore suppporrt模唇与模模芯支撑撑的错误误连接C2Moldd teempeeratturee tooo hhighh模具温度度过高C3Insuuffiicieent injjecttor chaargee注射器装装料不足足C4Flexxingg off innjecctioon ccoree duue tto ttoo higgh vvaluues of PETT prresssuree orr PEET iinje
8、ectiion speeed由于PEET压力力过高或或者PEET注射射速度过过快导致致模芯弯弯曲C5Injeectiion tooo sllow注射过慢慢C6Injeectiion tooo faast andd hooldiing timme iincoorreect注射过快快及保压压时间错错误C7Insuuffiicieent airr esscappe iin tthe lipps模唇内气气体排出出不畅C8Degrradeed mmateeriaal原料变质质C9Pressencce oof fforeeignn maaterriall inn thhe rresiin树脂中混混有异物物C10Badlly ccomppactted matteriial严重压实实的原料料C11Badlly ddrieed mmateeriaal过度干燥燥的原料料C12Highh sppeedd off exxtruuderr sccreww挤压机螺螺杆过速速C13Needdle vallve movvemeent sloowedd duue tto ddirtt orr oiil iin tthe suppplyy aiir llinee由于气路路中有油油或杂质质导致针针阀运动动过慢C14Needdle vallve movvemeent witth wworkkingg prresss
