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ID:49482059
大小:7.77 MB
页数:23页
时间:2020-02-25
《硅片切割工艺讲义.ppt》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、硅片切割工艺讲义制造二部林青云2006年3月主要内容1、车间流程的介绍2、Squarer的介绍3、CroppingSaw的介绍4、Grinder的介绍5、gluingBrick的介绍6、WireSaw7、CleaningStation的介绍1、车间流程的介绍Building1Layout2、SQUARER的介绍3、CroppingSawBANDSAWSliceusablelengthofbrickbycroppingtop&bottomUsablelengthofbrickisdeterminedbytheLifetimetester.Specialdi
2、amondcoatedbladeisusedforcroppingBladerotatesatconstantspeed.MounttheBrickSuitablyontheTableTablemovesatsetspeedtoslicethebrickMaximumperformancewillcomefromproperbandalignment,tensioningandbandspeed.Silicon:Productiscutusingwaterasthecoolant(Someprefertoconditionthewatertominimi
3、zecontaminationofthesiliconmetal).Cuttingratesarerelativelyslow,approximately2-4in²perminute.Propergritsizeselectionisimportanttominimizechippingoftheworkpiece.Smallergritsize,suchas80/100mesh,willslowcuttingratesbutimprovesurfacefinish.Maximumperformancewillcomefromproperbandali
4、gnment,tensioningandbandspeed.Silicon:Productiscutusingwaterasthecoolant(Someprefertoconditionthewatertominimizecontaminationofthesiliconmetal).Cuttingratesarerelativelyslow,approximately2-4in²perminute.Propergritsizeselectionisimportanttominimizechippingoftheworkpiece.Smallergri
5、tsize,suchas80/100mesh,willslowcuttingratesbutimprovesurfacefinish.Silicon:Productiscutusingwaterasthecoolant(Someprefertoconditionthewatertominimizecontaminationofthesiliconmetal).Thin-bandsaws(consistingofanendless,high-strengthsteelbandwithanelectroplateddiamondcuttingedge)isc
6、apableofcuttinglarge-diametersiliconingotsandotherlargediametermaterialsaccuratelyandefficientlyandcanbemanufacturedindifferentsizes.Cuttingratesarerelativelyslow,approximately2-4in²perminute.Propergritsizeselectionisimportanttominimizechippingoftheworkpiece.Smallergritsize,sucha
7、s80/100mesh,willslowcuttingratesbutimprovesurfacefinish.SPECIFICATIONSBandSpecifications:Diamondcoatedsteelblade.Length:240",Width:1",Thickness:0.020",Grit:80/100CuttingSpecifications:Feedrate:0.5”to1”perminuteFeedpressure:100PSI(1Bar=14.5PSI)Bladetension:22000PSIBeltSpeed:3500~4
8、000FPMBRICKPREPARATIONIngotisslicedinto1
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