Yu rɛdi fɔ takɛl yu flexo printin dɛfɛkt dɛn ɛn ɛp fɔ mek yu gɛt mɔ prɔdaktiviti? Ɛliminet di dia dia dawt tɛm ɛn wɛlkɔm wan mɔ efyushɔn printin prɔses wit wi ditayl diagnostik chɔt ɛn trɔbulshut gayd fɔ flekso printin dɛfɛkt.
Dis gayd de kɔba 15 kɔmɔn flexo printin dɛfɛkt dɛm, we de gi insayt bɔt aw fɔ no dɛn, di impak we dɛn kin gɛt, di tin dɛn we kin mek yu prɛs, ɛn aw fɔ optimize yu prɛs fɔ mek yu nɔ gɛt ɔ sɔlv dɛn prɔblɛm ya bifo yu sheb wan jenɛral gayd.
Indastri Ɔvaviu
Flexo printin na di dominant printin prɔses fɔ pak, we mek pas 65% pan di global pak printin makit insay 2023. Di pak industri nɔmɔ bin gɛt valyu fɔ lɛk $440 bilyan insay 2023, we sho aw i rili impɔtant fɔ mek dɛn kɔntinyu fɔ gɛt ay print kwaliti ɛn fɔ mek dɛn nɔ gɛt bɔku prɔblɛm dɛn. Di tɛm we dɛn nɔ de wok bikɔs ɔf tin dɛn we nɔ fayn kin afɛkt di wok we dɛn de du bad bad wan, ɛn dis kin mek di kɔmni dɛn we de print di tin dɛn we dɛn de print, pe $1,000 fɔ wan awa fɔ di mɔni we dɛn kin lɔs.
Aw fɔ Yuz Dis Diagnostic Guide
Wi go fɛn ɔl di bad tin dɛn we kin apin we dɛn de print fleksografik. Fɔ ɛni wan pan di tin dɛn we nɔ fayn, wi go tɔk bɔt:
Aw fɔ no udat i bi
Di inflɛns we i gɛt pan di kwaliti fɔ print
Di rut we de mek pɔsin gɛt dis sik
Aw fɔ optimize ɔ fix di prɔblɛm
Tebul: Ɔvaviu fɔ Kɔmɔn Flɛkso Printin Difɛkt
| Dɛfɛkt |
Visual Impɛkt |
Men Kɔz |
Optimayzeshɔn |
| Dot Gain we pasmak |
Dɔt dɛn big pas aw dɛn bin want am |
Prɛshɔn we pasmak |
Ridyus prɛshɔn; monitar di viskositi we di ink gɛt |
| Gia Mak (Band) . |
Layt ɛn dak layn dɛn we de chenj chenj |
Gia dɛn we dɔn pwɛl |
Mentɛnans ɛn lɔbrik ɔltɛm |
| Halo Ifɛkt we dɛn kin du |
Faint ink autlayn rawnd pikchɔ dɛn |
Prɛshɔn we pasmak |
Adjɔst silinda-to-wɛb spid |
| Fɔ gɛt fɛda |
Ink de skata pas di ed dɛn we dɛn bin want am |
Ink we de bɔku |
Klin imej kyaria, ajɔst prɛshɔn |
| Donut dɛn we dɛn kin yuz |
Distorted skrin dot dɛn wit blank sɛnta dɛn |
Plɛt ɔ silinda we de swel |
Yuz ɛlastɔm sliv dɛn we nɔ de mek sɔlvɛnt |
| Skip Ɔut |
Di pat dɛn we nɔ de ɔ we layt na di print |
Pres vaybreshɔn dɛn |
Mentɛn ink viskɔsiti, inspɛkt prɛs |
| Misrɛjista |
Kɔlɔ ɛn ɛlimɛnt dɛn nɔ alaynɛd fayn |
Di plet dɛn we nɔ de alaynɛd |
Mek shɔ se yu rayt di plet fayn fayn wan |
| Imej we gɛt mɔt |
Di density fɔ di kɔlɔ dɛn we nɔ ivin |
Poor ink transfa |
Klin anilox rɔla, ajɔst sɛl volyum |
| Fɔ Fil insay |
Fayn ditel dɛn we ful-ɔp wit ink we pasmak |
Ink transfa ishu dɛn |
Ridyus prɛshɔn, monitar ink viskɔsiti |
| Fɔ mek brij |
Dizayn ɛlimɛnt dɛn kin kɔnɛkt bikɔs ɔf ink ɔflɔd |
Ay prɛshɔn |
Layt prɛshɔn, ajɔst ink volyum |
| Pinholing we dɛn kin yuz fɔ mek tin dɛn |
Smɔl smɔl say dɛn we dɛn nɔ print na di sabstret |
Dɔti anilɔks rɔla |
Klin anilox rola, ajɔst drying spid |
| Dɔti Print we dɛn dɔn print |
Spekl ɛn dɔti patikyula dɛn na di ink |
Kɔntaminɛshɔn |
Klin prɛs kɔmpɔnɛnt dɛn, rigul ink |
| Dɔn dɔn di padi biznɛs wantɛm wantɛm |
Faint dupliket imej nia di ɔrijinal |
Ink we de bɔku |
Klin imej kyaria, ridyus ink tik |
| Slurring we dɛn de tɔk |
Ink de smɛl na di sabstret in dairekshɔn |
Substrate we de slip |
Adjɔst wɛb tɛnsiɔn, ridyus prɛshɔn |
| Voids we nɔ gɛt natin |
Gap dɛn we dɛn nɔ print na di pikchɔ |
Ink angri |
Eliminate air bubbles, klin anilox rɔla |
15 Kɔmɔn Flexo Printin Difɛkt dɛn
1. Di Dot Gain we pasmak
![Flexo-Printing-Dɛfɛkt-fɔ-Ɛksɛsiv-Dɔt-Gɛn]( "Flexo-Printing-Defects-of-Excessive-Dot-Gain")
Aw fɔ No:
Di dɔt dɛn we de na yu dizayn kin tan lɛk se dɛn big pas aw dɛn bin want am, ɛn dis kin mek di pikchɔ dɛn dak ɔ nɔ gɛt bɔku tin dɛn.
Posisibul Influɛns:
If yu gɛt bɔku dɔt, dat de mek di print klia ɛn di pikchɔ nɔ fayn. Dis kin gɛt prɔblɛm mɔ fɔ print dɛn we gɛt ay rɛsɔlɔshɔn ɔ fayn fayn tin dɛn. Akɔdin to di industri data, pasmak dot gayn de akɔn fɔ nia 25% pan di print kwaliti kɔmplen dɛn na flexo printin.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Ay prɛshɔn bitwin di printin plet ɛn di sabstret.
Di plet dɛn kin swel, bɔku tɛm na agresiv ink ɔ sɔlvɛnt kin mek am.
Ink viskositi we nɔ kɔrɛkt ɔ tumɔs anilɔks sɛl volyum.
Aw fɔ Optimayz:
Ridyus di prɛshɔn fɔ print to wan 'kis' impreshɔn.
Swich to in-di-raun (ITR) elastomer sliv fɔ mek yu nɔ swel smɔl.
Adjust anilox volyum ɛn ink viskɔsiti.
Optimayzeshɔn Tebul: Dot Geyn Ajɔstmɛnt
| Paramita |
Optimal Sɛtin |
| Prɛshɔn fɔ Print |
'Kis' impreshɔn, minimal |
| Anilox Sεl Volyum |
Modaret, bays pan ink tayp |
| Ink Viskositi we pɔsin kin gɛt |
Kɔnsistɛns ɛn we fit |
2. Gia Mak dɛn (Bɛnd) .
![Flexo Printing Defects of Gia Maks (Banding) .]( "Flexo Printing Defects of Gear Marks (Banding)")
Aw fɔ No:
Luk fɔ ɔltɛm band dɛn we gɛt layt ɛn dak we de rɔn pɔrpindikul to di sabstret in wɛb dairekshɔn.
Posisibul Influɛns:
Gia mak dɛn de ambɔg di yunifom we di print de, mek i tan lɛk se i nɔ bi pɔsin we sabi du in wok. Bɔku tɛm, dɛn kin yɛri dɛn we dɛn de print ɛn na di men tin we kin mek pɔsin nɔ si fayn, ɛn dɛn kin mek te to 18% pan di tin dɛn we nɔ fayn fɔ print we dɛn kin yuz fɔ print flexo.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
Inspɛkt ɛn chenj di gia dɛn we dɔn pwɛl ɔltɛm.
Mek shɔ se yu put lɔbrik fayn fayn wan fɔ mek di gia nɔ west.
Adjɔst di prɛshɔn sɛtin fɔ avɔyd fɔ wɛr pasmak pan di mɛkanikal kɔmpɔnɛnt dɛn.
3. Halo Ifɛkt we de apin
![Eksesiv-Dɔt-Gɛn-ɔf-Halo-Ifɛkt]( "Excessive-Dot-Gain-of-Halo-Effect")
Aw fɔ No:
Ink de apia pas di say we dɛn want fɔ print, we de mek wan 'halo' rawnd di dizayn.
Posisibul Influɛns:
Halo ifɛkt dɛn de mek di print luk blɔk ɔ smɛl, mɔ rawnd di ed dɛn. Dis difrɛns na prɔblɛm mɔ we dɛn de print ay-difinishɔn flekso.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Tumɔs prɛshɔn pan di print silinda.
Ink we dɛn kin transfa pasmak.
Spid mismatch bitwin silinda ɛn wɛb.
Aw fɔ Optimayz:
Ridyus di prɛshɔn fɔ print.
Adjɔst silinda-to-wɛb spid fɔ mek shɔ se yu alaynɛd fayn.
Chek ink transfa ret ɛn modify if nid de.
4. Fɔ mek pɔsin gɛt fɛda
![Flexo Printing Difekt dɛn fɔ Fɛda]( "Flexo Printing Defects of Feathering")
Aw fɔ No:
Ink kin skata pas di say we dɛn bin want fɔ print, ɛn i kin tan lɛk di tin dɛn we kin kɔmɔt na wan fɛda we tan lɛk ia.
Posisibul Influɛns:
Fɛda de mek di pikchɔ nɔ shap, ɛn dis de mek di print tan lɛk se i nɔ bi pɔsin we sabi du in wok. I kɔmɔn mɔ pan fayn fayn tin dɛn we dɛn de du ɔ we dɛn de rayt smɔl smɔl tin dɛn.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Prεshכn we pasmak bitwin di silinda εn di sabstεrayt.
Ink bildup rawnd dɔt dɛn.
Dɔti imej kyaria ɔ debris na di sabstret.
Aw fɔ Optimayz:
Klin di imej kɛria ɛn di sabstret ɔltɛm.
Ajɔst di prɛshɔn sɛtin fɔ mek yu nɔ print pasmak.
Mek shɔ se di ink viskɔsiti balans fɔ mek i nɔ bɔku.
5. Dɔnat dɛn
![Flexo-Printing-Dɛfɛkt-ɔf-Dɔnat dɛn]( "Flexo-Printing-Defects-of-Doughnuts")
Aw fɔ No:
Di dɔt dɛn na di skrin kin tan lɛk se dɛn slɔp ɛn distɔrj, wit blank ɔ sɛmi-blank sɛnta dɛn, we tan lɛk donut.
Posisibul Influɛns:
Di tin dɛn we nɔ fayn we tan lɛk donut kin mek di pikchɔ we dɛn want fɔ pikchɔ nɔ fayn, ɛn dis kin mek di kwaliti we dɛn print nɔ bɔku. Dis difrɛns kin apin mɔ wit fayn fayn print skrin ɛn smɔl smɔl tin dɛn.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Di silinda ɔ plet kin swel, bɔku tɛm na bikɔs ɔf agresiv ink ɛn sɔlvɛnt dɛn.
Ink transfa we nɔ kɔnsistɛns.
Aw fɔ Optimayz:
Yuz ɛlastɔm sliv dɛn we nɔ de mek sɔlvɛnt.
Chek di silinda ɛn plet intɛgriti ɔltɛm, riples di komponent dɛn we dɔn pwɛl as nid de.
6. Skip Ɔt
![Flexo-Printing-Dɛfɛkt-ɔf-Skip aut]( "Flexo-Printing-Defects-of-Skip out")
Aw fɔ No:
Sɔm pat dɛn na di print tu layt ɔ dɛn nɔ de atɔl.
Posisibul Influɛns:
Skip aut rizulta in inkɔmplit print, we kin mɔs damej fɔ big kɔlɔ blɔk ɔ kɔntinyu dizayn.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Vaybreshɔn ɔ misalignmɛnt na prɛs mɛkanik.
Ink viskositi ɔ pH ishu dɛn.
Bent shaft ɔ ɔt-ɔf-raun kɔmpɔnɛnt dɛn.
Aw fɔ Optimayz:
Inspek prɛs mɛkanik ɛn mek shɔ se ɔl di kɔmpɔnɛnt dɛn alaynɛd fayn fayn wan.
Mek di ink prɔpati dɛn we nɔ de chenj fɔ mek di print nɔ kɔnsistɛns.
Chek fɔ ɛn pul di vaybreshɔn dɛn we de na di prɛs.
7. Misrɛjista
![Flexo-Printing-Dɛfɛkt-fɔ-Misrɛjista]( "Flexo-Printing-Defects-of-Misregistration")
Aw fɔ No:
Di kɔlɔ dɛn ɔ di tin dɛn we dɛn mek nɔ de alaynɛd, ɛn dis kin mek di pikchɔ dɛn nɔ klia ɔ dɛn kin chenj.
Di Influɛns we pɔsin kin gɛt:
Fɔ rɛjista di rayt we na wan pan di bad tin dɛn we pɔsin kin notis pas ɔl, mɔ we dɛn de print bɔku bɔku kɔlɔ dɛn. I kin rili ambɔg di prɛsishɔn fɔ di fayn prodak.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
Kalibrayt ɛn alaynɛd plet dɛn ɔltɛm bifo yu print.
Mentɛn kɔnsistɛns wɛb tɛnsiɔn fɔ avɔyd shift we yu de print.
Riples silinda ɔ plet dɛn we dɔn pwɛl fɔ mek dɛn nɔ rɛjista di rayt we.
8. Imej we gɛt mɔt
![Flexo-Printing-Dɛfɛkt-ɔf-Mɔt Imej]( "Flexo-Printing-Defects-of-Mottled Image")
Aw fɔ No:
Sɔlid kɔlɔ eria dɛn gɛt notis difrɛns pan print density ɛn kala shed.
Di Influɛns we pɔsin kin gɛt:
Wan pikchɔ we gɛt smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl. Dis bad tin kin apin we dɛn de print di tin dɛn we dɛn kin pak, usay big big say dɛn we gɛt sɔlid kɔlɔ kin bɔku.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
9. Fɔ Fil In
Aw fɔ No:
Fayn fayn tin dɛn we de insay di print kin ful-ɔp wit ink we pasmak, ɛn dis kin mek di pikchɔ nɔ klia ɛn nɔ gɛt bɛtɛ rɛsɔlɔshɔn.
Posisibul Influɛns:
If yu ful-ɔp di tin dɛn, dat kin rili pwɛl di kwaliti fɔ di difrɛn difrɛn dizayn dɛn ɔ fayn fayn tɛks dɛn, ɛn dis kin mek pɔsin nɔ ebul fɔ rid dɛn ɔ i nɔ go ebul fɔ no dɛn.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
10. Fɔ mek brij
![Flexo-Printing-Dɛfɛkt-ɔf- Brij]( "Flexo-Printing-Defects-of- Bridging")
Aw fɔ No:
Disain ɛlimɛnt dɛn we fɔ de separet kɔnɛkt
bikɔs ɔf di ink we pasmak, we de mek kɔnekshɔn dɛn we dɛn nɔ bin want.
Posisibul Influɛns:
Brij kin mek yu nɔ gɛt di ditel dɛn ɛn i kin mek di dizayn we dɛn bin want fɔ mek nɔ chenj.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
11. Pinhol we yu de yuz
Aw fɔ No:
Smɔl smɔl say dɛn we dɛn nɔ print, we tan lɛk pinhol, de apia na di sabstret.
Posisibul Influɛns:
Pinhol de ambɔg sɔlid kɔlɔ print ɛn i kin notis mɔ pan big kɔlɔ blɔk dɛn.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
12. Dɔti Print
Aw fɔ No:
Dɛn kin put smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl.
Posisibul Influɛns:
Dɔti print dɛn de ridyus di pikchɔ kwaliti ɛn i kin ambɔg mɔ na say dɛn we gɛt ay rɛsɔlɔshɔn, lɛk prɔdak lɛbl ɔ pak.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
13. Fɔ mek pɔsin gɛt gɔst
Aw fɔ No:
Wan fayn fayn pikchɔ we dɛn dɔn dupliket go apia nia di say we dɛn want fɔ print.
Posisibul Influɛns:
Ghosting de mek yu luk we nɔ de ambɔg yu, we nɔ bi pɔsin we sabi du in wok, mɔ we i de print ditayla ɔ we gɛt bɔku kɔlɔ.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
14. Fɔ tɔk smɔl smɔl
Aw fɔ No:
Ink de smɛl ɔ blur na di dairekshɔn we di sabstret de muv, we de mek wan imej we nɔ slɔr.
Posisibul Influɛns:
If yu nɔ tɔk fayn, dat kin mek di pikchɔ nɔ klia, ɛn dis kin mek i nɔ izi fɔ rid fayn fayn tin dɛn.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
15. Di tin dɛn we nɔ gɛt natin
Aw fɔ No:
Gap ɔ void dɛn we dɛn nɔ print de apia na di pikchɔ, ɛn dis kin mek print dɛn we nɔ kɔrɛkt.
Posisibul Influɛns:
Voids de kɔmprɔmis di integriti fɔ di print, we de mek i nɔ fayn fɔ di las prodakshɔn.
Di tin dɛn we kin mek pɔsin gɛt dis sik:
Aw fɔ Optimayz:
Jɛnɛral Gayd fɔ Avɔyd Fleksografik Printin Difɛkt
Fleksografik printin difrɛns kin ambɔg di prodakshɔn ɛn kɔmprɔmis print kwaliti. Fɔ mek yu nɔ gɛt bɔku prɔblɛm dɛn ya, fala dis bɔku gayd fɔ mek yu nɔ gɛt prɔblɛm dɛn we kin apin we yu de print flexo.
1. Mentɛn di Prɛshɔn fɔ Print di rayt we
Wetin mek: Prɛs we pasmak bitwin di plet, silinda, ɛn sabstret na wan pan di men tin dɛn we kin mek pɔsin gɛt prɔblɛm lɛk dɔt gayn, halo, ɛn fεda.
Sɔlv: Yuz 'kis' impreshɔn tɛknik, usay di plet de kɔntakt di sabstret layt wan. Chek ɛn kalibrayt prɛshɔn sɛtin dɛn ɔltɛm fɔ mek yu nɔ impreshɔn pasmak.
2. Mek shɔ se Kɔnsistɛns Ink Viskositi ɛn pH Lɛvɛl dɛn
Wetin mek: Ink viskɔsiti we nɔ kɔrɛkt kin mek tin dɛn lɛk fɔ gɛt bɔku dɔt, fɔ gɛt mɔt, ɛn fɔ pinhol, we di pH lɛvɛl we nɔ fayn kin ambɔg di ink adheshon ɛn di kɔlɔ kɔnsistɛns.
Sɔlv: Ɔltɛm fɔ wach ɛn ajɔst di ink viskɔsiti ɛn pH lɛvɛl dɛn we dɛn de print. Yuz viskɔsiti mita ɛn mek shɔ se di ink miks fayn fayn wan.
3. Klin Anilox Rola dɛn ɔltɛm
Wetin mek: Dɔti ɔ klos anilɔks rɔla dɛn kin mek prɔblɛm wit ink transfa, ɛn dis kin mek tin nɔ fayn lɛk pinhol, pikchɔ dɛn we gɛt mɔt, ɛn dɔti print.
Sɔlv: Impruv wan rutin klin schedule fɔ anilox rollers yuz di rayt klin sɔlvushɔn ɛn we dɛn (manual, ultrasonic, ɔ kemikal klin) fɔ mek di sɛl kɔntinyu fɔ gɛt wanwɔd.
4. Kalibrayt ɛn Alaynɛd Printin Plɛt dɛn
Wetin mek: Plɛt dɛn we dɛn nɔ layn ɔ we dɛn nɔ put fayn, dat kin mek dɛn nɔ rɛjista fayn, dɛn kin print dɛn blɔk, ɛn dɛn kin chenj di kɔlɔ.
Sɔlv: Mek shɔ se dɛn alaynɛd ɛn rɛjista di plet dɛn kɔrɛkt wan bifo yu print. Yuz kɔrɛkt mawntin tɛknik ɛn tul dɛn fɔ garanti fɔ alaynɛshɔn akɔdin to di kɔlɔ ɛn dizayn dɛn.
5. Inspek ɛn Mentɛn Gia ɛn Prɛs Kɔmpɔnɛnt dɛn
Wetin mek: Gia dɛn we dɔn pwɛl ɔ we nɔ gɛt mɛsh fayn kin mek di gia mak ɔ band, ɛn dis kin mek di print kwaliti nɔ ivin.
Sɔlv: Kɔndɔkt mentenɛns ɔltɛm pan gia ɛn ɔda prɛs kɔmpɔnɛnt dɛn. Lubrik pat dɛn we de muv, chɛk fɔ si if dɛn dɔn west, ɛn chenj ɛni gia we dɔn pwɛl.
6. Monitor Substrate Kwaliti ɛn Klin
Wetin mek: Di tin dɛn we de na di sabstret, lɛk dɔst ɔ dɔti, kin mek tin nɔ fayn lɛk dɔti print ɛn fɛda.
Sɔlv: Stɔr di sabstret dɛn na say we klin ɛn nɔ gɛt dɔst. Inspek di sabstret dɛn bifo yu print ɛn mek shɔ se dɛn nɔ gɛt ɛnitin we de ɔp.
7. Yuz Ɛlastɔm Sliv dɛn we nɔ gɛt Sɔlvɛnt
Wetin mek: We di plet ɔ silinda swel bikɔs i de pan agresiv ink ɛn sɔlvɛnt, i kin mek tin nɔ fayn lɛk donut ɛn fɔ ful-ɔp.
Sɔlv: Swich to solvent-resistant elastomer sleves, we nɔ kin swel ɛn mentɛn dimɛnshɔnal stebiliti ova tɛm.
8. Kɔntrol Wɛb Tɛnshɔn
Wetin mek: If yu nɔ gɛt wɛb tɛnsiɔn fayn, dat kin mek yu nɔ rɛjista fayn, yu kin slɔp, ɔ yu kin skip-ɔut difrɛns as di sabstret de strɛch ɔ kɔntrakt nɔ ivin.
Sɔlv: Mek shɔ se di wɛb tɛnsiɔn de kɔnsistɛns ɔlsay na di print rɔn. Yuz tɛnsiɔn kɔntrol sistem fɔ monitar ɛn ajɔst tɛnsiɔn as nid de.
9. Mentɛn wan Optimal Dray Spid
Wetin mek: If yu nɔ drɛy di rayt spid, dat kin mek yu gɛt prɔblɛm lɛk pinhol, fɛda, ɛn ink we nɔ de adhe fayn fayn wan.
Sɔlv: Adjɔst di drying spid fɔ mach di ink tayp ɛn sabstret. Mek shɔ se di ayflɔ ɛn tɛmpracha sɛtin fayn fɔ mek yu nɔ dray pasmak ɔ sloslo.
10. Implimɛnt Rigyul Prɛs Mentɛnans
Wetin mek: Flexo pres na kɔmpleks mashin dɛn we dɛn nid fɔ kia fɔ ɔltɛm fɔ mek dɛn nɔ gɛt mashin prɔblɛm dɛn we kin mek dɛn nɔ gɛt prɔblɛm.
Sɔlv: Mek wan mentenɛns schedule ɔltɛm we gɛt fɔ du wit inspekshɔn, lɔbrik, klin, ɛn kalibreshɔn fɔ ɔl di prɛs kɔmpɔnɛnt dɛn fɔ mek di mashin kɔntinyu fɔ wok fayn ɛn fɔ mek i nɔ brok we yu nɔ bin de ɛkspɛkt.
Dɔn
Fleksografik printin dɛfɛkt kin tranga, bɔt if dɛn tek tɛm wach ɛn proaktiv mentenɛns, bɔku pan di prɔblɛm dɛn kin avɔyd ɔ kɔrɛkt. If yu ɔndastand dɛn 15 kɔmɔn flexo printin dɛfɛkt dɛn ya, di tin dɛn we kin mek dɛn print dɛn, ɛn aw fɔ fiks dɛn, yu kin mek di print kwaliti bɛtɛ, ridyus di tɛm we yu nɔ de print, ɛn mek yu wok fayn.
Yu nɔ kin izi fɔ no ɔ sɔlv di prɔblɛm dɛn we de na di flexo printin? Wi de ya fɔ ɛp. Wi spɛshal pipul dɛn rɛdi fɔ gi yu di advays ɛn sɔpɔt yu ɛnitɛm. Kɔntakt wi fɔ gɛt mɔs pɔshɔnal sɔpɔt ɛn ajɔst sakrifays!
FAQ dɛn we dɛn kin aks:
1. Wetin kin mek dɛn gɛt bɔku dɔt we dɛn de print flexo?
Di dot gain we pasmak kin bi bikɔs ɔf tumɔs prɛshɔn bitwin di printin plet ɛn di sabstret. כda tin dεm na di ink viskכsiti we nכ kכrεkt, di plet dεm we swεla, εn di ay aniloks sεl vכlyum. Ridyus prɛshɔn ɛn monitar ink kɔnsistɛns kin ɛp fɔ kɔntrol dɔt gayn.
2. Aw a go fiks gia mak ɔ band na mi print dɛn?
Gia mak (banding) kin bi bikɔs ɔf di gia dɛn we dɔn west ɔ we nɔ gɛt mɛsh fayn. If yu de mentenɛns am ɔltɛm, yu de put lɔbrik fayn fayn wan, ɛn yu de ajɔst di prɛshɔn we yu de print, dat go mek dɛn prɔblɛm dɛn ya nɔ bɔku. Fɔ chɛk di gia dɛn fɔ si if dɛn dɔn wɛr ɛn fɔ chenj dɛn we nid de, rili impɔtant bak.
3. Wetin na di mɔs kɔmɔn tin we kin mek di halo ifɛkt na flekso printin?
Di halo ifɛkt kin jɔs kɔmɔt bikɔs dɛn prɛs di printin silinda pasmak, ɛn dis kin mek ink skata pas di dizayn we dɛn bin want fɔ mek. If yu ridyus di prɛshɔn ɛn mek shɔ se yu de alaynɛd di spid we de kɔmɔt frɔm di silinda to wɛb fayn fayn wan, bɔku tɛm, dat go sɔlv dis prɔblɛm.
4. Aw a go mek ink nɔ gɛt fɛda pan mi print dɛn?
Fɛda kin apin we ink de skata pas di say we i want, bɔku tɛm na bikɔs ɔf prɛshɔn we pasmak ɔ dɔti sabstret dɛn. Fɔ mek dis nɔ apin, ajɔst di prɛshɔn, klin di pikchɔ we de kɛr di pikchɔ, ɛn mek shɔ se di sabstret nɔ gɛt dɔti.
5. Wetin kin mek dɛn nɔ rɛjista di rayt we fɔ print flexo?
Di mistek we dɛn kin rɛjista kin apin bikɔs dɛn nɔ alaynɛd di printin plet dɛn di rayt we, di wɛb tɛnsiɔn we nɔ kin chenj, ɔ we di silinda dɛn west. Fɔ fiks dis, rikalibrayt plet dɛn, mek shɔ se di wɛb tɛnsiɔn fayn, ɛn chenj ɛni silinda ɔ plet we dɔn pwɛl.
6. Aw a go pul di pinholing defects pan mi print dɛn?
Bɔku tɛm, di anilɔks rɔla dɛn we dɔti ɔ we ink de dray tumɔs kwik kwik wan kin mek pinhol. Klin di anilox rɔla dɛn fayn fayn wan, ajɔst di ink viskɔsiti, ɛn slo di spid we dɛn de drɛy fɔ mek di ink transfa fayn ɛn fɔ mek di pinhol dɛn nɔ de.
7. Us step dɛn a kin tek fɔ ridyus dɔti print dɛn na flexo printin?
Bɔku tɛm, dɔti print kin kɔmɔt frɔm tin dɛn lɛk dɔst, dɔti, ɔ ink patikyula dɛn we de dray. Klin di prɛs kɔmpɔnɛnt dɛn ɔltɛm, kɔntrol di statik ilɛktrishɔn, ɛn mek di prɛs rum klin fɔ mek yu nɔ gɛt dis prɔblɛm.
