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Introduction

Thesaddlestitchesusuallyreferto"wireflatnails",andtheyarenotpre-madestaples.Duringtheproductionprocess,themachinechangesfromarollofmetalCutasectionoftheline,nailitintothepaper,andbendtheironwireontheothersideofthepapertofixit.

Processcharacteristics

Thecontentsofthebookandperiodicalsarenotpre-orderedintothebookcenter,butthecoverisattachedandtheentirebookandperiodicalsareboundtogetherandcuttogether.Thefinishedbooksandmagazinesaresaddle-stitched.Thefrontandbottomsealsofthecoverareexactlythesamesizeandneatasthepagesofthebookcore,whilethespineisnarrowandarc-shaped,andtheironwireusedforthebookisobviouslyexposed,soCannotprinttext.

AdvantagesandDisadvantages

Thesaddlestitchbindinghasashortbindingcycleandlowcost,butthebindingstrengthispoor,andtheironwireusedisdifficulttopenetratethickpaper.Therefore,bookswithmorethan32pages(64pages)arenotsuitableforsaddlestitching.Note:ThePnumberofthesaddlestitchsourcefilemustbeamultipleof4,otherwisetherewillbeblanksinthetext.

Bindingprocess

Thefirstpostpageisplacedattheforefrontofthebindingmachine,andthefirstonefallsonthechain;theotherpostsarestackedonitinsequence,andthecoverfallsonthelastOntop,nailthenails;thensendittothecuttingpartattheendofthebindingmachine,andtrimthethreesidesofthebookletintoabook,andsenditoutofthebindingmachinetailbyaconveyorbelt,andpackitfordelivery.

Features

Becausethefinishedbookhasathickness,whenfinallytrimmingthissideofthepage(thatis,theopening),becausethetwosidesofthesaddleareclosetogetherandpressedflatTrimming,aftertrimmingtheoutermostpageandthemiddlepage,theappearancelooksthesamesize,butbecausethemiddlepageissqueezedoutbyhalfthethicknessofthebooklet,itistrimmedandcutoff.Whenmeasuringtheleftandrightdimensions,itwillItwasfoundtobesmallerthanthecover.Withthisfeature,youshouldpayattentiontoitwhenmakingblackandwhitefinisheddrafts.

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