Views: 0 Author: Sayt Ɛditɔ Pɔblish Taym: 2026-08-16 Ɔrijin: Ples
Lidding film we nɔ de sial kin bi bikɔs ɔf wan ɔ mɔ pan 12 rut prɔblɛm dɛn: matirial dɛn we nɔ kɔmpitabl, rivas film, inkɔrɛkt tɛmpracha, kɔrɛkt tɛm fɔ de, nɔ ivin prɛshɔn, flɛnch kɔntaminɛshɔn, trey dɛn we dɔn pwɛl, tul we nɔ fayn, fim tɛnsiɔn we nɔ stebul, ɔvafil, post-sial tɛmal strɛs ɔ di rɔng peel spɛsifikɛshɔn.
Nɔ inkrisayz di tɛmpracha fɔ sial ɔtomɛtik wan. Mɔ ɔt nɔ go ebul fɔ kɔrɛkt wan silin we nɔ kɔmpitabl, wan dɔti flɛnch, wan wrinkl ɔ wan silin tul we dɔn pwɛl. I kin insted distort di trey, shrink di film ɛn mek wan izi-pil sil tu at fɔ opin.
Di we we fast pas ɔl na fɔ no di fayl patɛn, fɛn usay i de apin ɛn afta dat chenj wan kɔntrol vɛriɔbul wan tɛm.
Fɔlt simptom |
I pɔsibul fɔ mek i du dat |
Ajɔstmɛnt we dɛn kin advays |
|---|---|---|
1. Film nɔ de stik ɛnisay na di trey |
Di lidding-film sealant nɔ kɔmpitabl wit di aktual trey flɛnch matirial |
Kɔnfɛm if di flɛnch we dɛn dɔn ɛksplɔz na CPET, APET, PET, PE, PP ɔ na kɔtin. Test wan film wit di korekt sabstrat-spesifik sil layt |
2. Film de stɔp fɔ sial afta dɛn chenj di rol |
Siling sayd de rivεs, di rɔng film gred bin lod, ɔ rol aydentifikeshɔn nɔ kɔrɛkt |
Chek unwind dairekshɔn, siling-sayd mak, film kɔd, rol lɛbl ɛn batch sɛtifiket; instɔl ɔ riples di rol |
3. Sil wik akɔdin to di ɔl trey |
Tɛmpratura de dɔŋ di sil-initieshɔn rɛnj, di hita nɔ de rich in sɛtpɔynt ɔ di sɛns nɔ kɔrɛkt |
Mekɔp di aktual tul tɛmpracha, inspɛkt di hita ɛn tɛmkɔpl, dɔn inkrisayz di tɛmpracha smɔl smɔl insay di fim winda we dɛn dɔn gri fɔ |
4. Film de shrink, melt ɔ i kin tu at fɔ pul |
Tɛmpratura we pasmak fɔ silin ɔ totɛl silin ɛnaji |
Ridyus di tɛmpracha ɔ di tɛm fɔ de insay di stɛp dɛn we dɛn kin kɔntrol; kɔnfɔm se di fim na gred we izi fɔ pul pas fɔ lɔk |
5. Sil de wok na low spid bɔt i de fel na prodakshɔn spid |
di tεm we yu de dכn kin tu sכt, di saykl tεm kin vεryus כ di fresh sil nכ gεt inכfεnt hot tak |
Stabiliz saykl tɛm, inkrisayz dwell insay ikwipmɛnt limit ɔ evalyu wan lɔwa-sil-initiashɔn film wit bɛtɛ hot-tak pefɔmɛns |
6. Lik kin apin mɔ na kɔna ɔ na wan say |
Prɛshɔn we nɔ ivin, tul we nɔ de paralel, sɔpɔt we nɔ de du di trey ɔ dip we nɔ kɔrɛkt na di nɛst |
Chek tul paralelizm, prɛshɔn distribyushɔn, kɔna kɔntakt, trey nɛst ɛn silin gasket; kɔrɛkt alaynɛshɔn bifo yu inkrisayz prɛshɔn |
7. Chanɛl dɛn kin apia tru sos, ɔyl, mɔstɔ ɔ krɔm |
Prodakt kɔntaminɛshɔn de mek di fim ɛn di flɛnch nɔ kɔntinyu fɔ kɔntakt |
Kɔrɛkt fil timing, noz drip ɛn fil ayt; kip flɛnch dɛn klin ɔ tɛst wan fim we dɛn dɔn ɛnjinia fɔ sial tru limited kɔntaminɛshɔn |
8. Difεkt dεm de ripit na di sem kεviti כ posishכn |
Dɔti, we dɔn pwɛl, we dɔn pwɛl ɔ we nɔ alaynɛd di silin tul dɛn, silikon pad ɔ di tin dɛn we dɛn kin kɔt |
Klin di siling surface, map di fayl dɛn bay kaviti ɛn inspɛkt di hita, gasket, nɛst, naif asɛmbli ɛn tul flat |
9. Film gɛt wrinkles ɔ fold akɔdin to di sil |
Inkɔrɛkt wɛb tɛnsiɔn, po trak, brek vɛryushɔn, rol tɛliskɔp, kɔl ɔ prodak ɔp di flɛnch |
Ri-sɛnt di wɛb, balans unwind tɛnsiɔn, inspɛkt di rol ɛn gayd dɛn, ridyus ɔvafil ɛn kɔnfɔm se di fim de ledɔm flat bifo dɛn sial am |
10. Random lik de apin pan ɔl we dɛn gɛt akseptabl sil band |
Trey flɛnch dɛn we dɔn wɔp ɔ we dɔn pwɛl, trey dɛn we krak, dimɛnshɔnal chenj, film pankchɔ ɔ rɔf hanlin |
Inspek di trey ɛn fim dɛn we de kam, mɛzhɔ di flɛnch flatnɛs, chɛk di trey nɛst ɛn di hanlin sistem, ɛn separet di sil lik frɔm wɛb ɔ trey damej |
11. Pak dɛn kin pas fɔs bɔt dɛn kin fel afta dɛn dɔn kol, friz ɔ ɔt |
Intanɛt prɛshɔn, nɔ inɔf kol, kol brit, trey distɔshɔn ɔ film we nɔ kwalifay fɔ di ɛnd-yuz saykl |
Alaw sil fɔ divɛlɔp trɛnk bifo dɛn lod, kɔntrol edspɛs ɛn ɔt-fil kɔndishɔn, ad validet venting ɛn tɛst afta di rial tɛmal saykl |
12. Pil na jerky, stringy, tu izi, tu hard or lef residue |
Rɔng peel gred, inkɔrɛkt sil winda, po laminate bond, inkɔmplit adhesive cure ɔ indequate peel-tab design |
Difain di rikwayd peel mod ɛn fɔs, inspɛkt di fayl sɔfays, verify laminate cure ɛn pik wan kɔntrol-pil film fɔ di ɛksaktɔ trey |
Di ajɔstmɛnt dɛn we de na dis tebul na di say dɛn we dɛn kin bigin fɔ no di sik. Faynal sɛtin dɛn fɔ de insay di fim saplay ɛn di ikwipmɛnt manifakta in validet limit.
Wan liding film kin gɛt PET na do bɔt PE, PP ɔ wan prɔpriet kɔtin na di siling sayd. Di kɔmpatibiliti de ditarmin bay di insay sial ɛn di matirial we de na di trey flɛnch.
Tipik kɔmbaynshɔn dɛn inklud:
Tray flange surface |
Tipik lidding-film aprɔch |
|---|---|
APET ɔ rPET |
PET-kɔmpatibl kɔt BOPET ɔ dairekt-to-PET silan |
CPET we dɛn kɔl CPET |
CPET/PET-kompatibl koted film kwalifay fɔ di rikwayd ɔt saykl |
PET/PE ɔ PET/EVOH/PE |
PE-kompatibl sil layt lεk wan aplikεshכn-spεsifi k BOPET/PE strכkchכ |
PP ɔ PP/EVOH/PP |
PP-kɔmpatibl sil layt lɛk BOPET/CPP ɔ wan modifyed PP sistɛm |
Pepabɔd we dɛn kɔt |
Sialant bin mach to di ɛksaktɔl polima ɔ lak kɔtin |
Aluminium we dɛn mek |
Film wit wan kɔmpitabl ɔt-sil lak ɔ yunivasal kɔtin |
We fim nɔ ɛva fɔm satisfay bond akɔdin to rizin prɔses winda, stɔp fɔ ajɔst di mashin ɛn chɛk di matirial intafɛs.
HSQY in pipul dɛn trey lidding-film rεnj inklud difrεn strכkchכ fכ CPET, PET, PET/PE εn PP trey. Dɛn fɔ trit dɛn lɛk sabstret-spɛsifi k opshɔn dɛn pas fɔ trit dɛn lɛk rol dɛn we dɛn kin chenj.
Bɔku lid fim dɛn gɛt wan sayd nɔmɔ we dɛn kin sidɔm wit ɔt. If dɛn wund di rol ɔ dɛn nɔ instɔl am di rayt we, di ɔda layt we dɛn print ɔ we dɛn nɔ trit kin kɔntakt di tre.
Di sayn dɛn we kin apin na:
Nɔ adheshon wantɛm afta wan rol chenj
Wan say we de shayn ɔ we dɛn print we de fes di it
Similar failure pan ɛvri trey ɛn kaviti
Nɔmal mashin tɛmpracha ɛn prɛshɔn wit ɔlmost nɔ sil impreshɔn
Chek di rol lɛbl, unwind dayagram, silin-sayd mak ɛn korona-tritmɛnt spɛsifikɛshɔn. If i nɔ klia fɔ no udat i bi, aks di pɔsin we de gi am fɔ mak di say we dɛn de silin ɛn di say we dɛn de waynd pan di rol dɛn we go kam.
Dɛn fɔ chɛk di fim bak agens di ɔda we aw dɛn mek am. We yu lod wan lɔk-sil, izi-pil ɔ PP-grɛd rol we yu kin si we fiba am insay di ples fɔ wan PET-grɛd rol kin mek yu kɔnfyus fɔlt.
wan hεt-sil layt fכ rich in aktibכshכn rεnj na di film–trey intafεys. Di tul tɛmpracha we dɛn sho nɔto di tɛmpracha we da intafɛs de rich.
If yu nɔ gɛt bɛtɛ ɔt, dat kin mek yu gɛt:
Wan sil we de lif wit rili layt finga prɛshɔn
Wik kɔna dɛn
Wan klawd bɔt nɔ kɔmplit sil impreshɔn
Paket dɛn we kin opin we dɛn de ol am
MAP gas we de lɔs
Pil trɛnk we kin difrɛn wit smɔl chenj dɛn na di layn spid
Bifo yu inkrisayz di sɛtpɔynt, chɛk di aktual silin-tul tɛmpracha yuz wan kalibrayt we. Inspek di tɛmokɔpl, di hita zon, di tɛmpracha kɔntrol ɛn di tɛm fɔ wam-ap.
If di mashin de wok kɔrɛkt wan, inkrisayz di tɛmpracha insay smɔl smɔl stɛp dɛn we dɛn rayt ɛn yu de ol di tɛm we di mashin de de ɛn di prɛshɔn we nɔ de chenj. Test di sil trɛnk ɛn integriti na ɛni sɛtin.
If di tɛmpracha pasmak, i kin mek di sil luk strɔng we i de pwɛl di paket.
Di sayn dɛm we kin apin na:
Film shrinkage rawnd di trey
Bɔn mak ɔ we di sil wayt pasmak
Warped ɔ kɔl trey flanges
Film we de stik to di tul we dɛn de yuz fɔ sidɔm
I nɔ izi fɔ opin
Film tearing insted of i de pul am
Silant we de swɛt ausayd di sil band we dɛn bin want
Laminate distɔrshɔn ɔ delaminɛshɔn
Ridyus di tɛmpracha ɔ di tɛm we yu de liv wan vɛriɔbul wan tɛm. Inspek if di sil dɔn muf pas in stebul platɔ to wan kɔndishɔn we dɛn dɔn sidɔm pasmak.
If akseptabl lik resistans nɔ kin ebul fɔ ajɔst witout trey distɔshɔn, di sɔlv kin bi wan lɔwa-sil-initieshɔn film pas fɔ ajɔst mɔ mashin.
Tεmpratura, prεshכn εn di tεm we yu de dכn de wok togeda. We di layn spid go ɔp, jɔs de ridyus di kɔntakt tɛm we de pas di mashin kɔmpɛns fɔ am.
Wan paket kin sial fayn fayn wan we dɛn de sɛtup bɔt i kin fel we di layn rich kɔmɛshɔnal spid bikɔs:
Di intafeys nɔ de gɛt inof ɔt
Dɛn kin lod di fresh sil bifo i kol
Film indeks de difrɛn bitwin saykl dɛn
Gas flush ɔ trey muvmɛnt de ridyus di ifɛktiv sil tɛm
difrεn kaviti dεm de gεt inkכnsistεnt kכntakt tεm
Rikɔd aktual saykl tɛm pas fɔ abop pan di nominal spid sɛtin nɔmɔ.
We prodaktiviti na di limiting factor, tink bɔt wan film wit wan brayt silin winda, lɔwa sial-initieshɔn tɛmpracha ɔ strɔng ɔt tak. Nɔ kɔmpɛns fɔ we yu nɔ de liv fayn bay we yu rayz di tɛmpracha we yu nɔ chɛk fɔ si if i shrinkage ɛn fɔ peel we nɔ fayn.
Prɛshɔn de briŋ di fim ɛn di flɛnch insay intimate kɔntakt. I de ɛp bak di silin fɔ flɔ akɔdin to smɔl smɔl sɔfays vɛryushɔn.
If yu prɛs am tumɔs, dat kin lɛf say dɛn we nɔ gɛt wanwɔd. Tumɔs prɛshɔn kin mek di tre nɔ fayn, i kin pwɛl di tul kɔtin ɔ swɛt di silant fa frɔm di sil zon.
wan difεkt we kכnsantreyt na wan sayd, wan kכna כ wan kכva kin pכynt to kכntakt distribushכn pas film kεmεstri.
Chɛk:
Tul paralelism
Nyumɛtik ɔ haydrolik prɛshɔn
Sial-hed muvmɛnt
Dip we de na trey-nɛst
Flange sɔpɔt
Silikɔn ɔ ɛlastɔm pad kɔndishɔn
Fɔrin matirial we de dɔŋ di trey
Wear na hinj, gayd ɔ kɔlɔm
Prɛshɔn-sɛnsitiv kɔntakt pepa ɔ ɔda aprɔv map we kin ɛp fɔ no di say dɛn we gɛt ay ɛn lɔw prɛshɔn.
Sil-eria kɔntaminɛshɔn na wan pan di kɔmɔn tin dɛn we kin mek trey lik. Sos, mit jus, ɔyl, stach, krɔm, pauda ɛn kɔndɛnseshɔn de ambɔg di kɔntinyu fɔ bon bitwin di silin ɛn di trey.
Wan kɔntaminɛnt we de rɔn akɔdin to di sil band kin mek wan chanɛl we de kɔnɛkt di paket insay wit di atmosfɛs we de na do.
Inspek di kɔmplit filin prɔses:
Di fila noz de drip afta yu dɔn doz am?
Yu tink se di prɔdak de splash di tɛm we di kɔnvaysɔ de aksɛlereshɔn?
Yu tink se dɛn de ful-ɔp di tre pasmak?
Dɛn kin drɛg di prɔdak akɔdin to di flɛnch we dɛn de lod am wit dɛn an?
Yu tink se wam it kin mek kɔndenseshɔn bifo dɛn sial am?
Yu tink se paoda dɛn de kam na di briz ɔp di tre?
Yu tink se we yu flush wit vaykum ɔ gas, dat kin pul wata go na di flɛnch?
Kɔrɛkt di filin prɔses bifo yu tray fɔ sɔlv di kɔntaminɛshɔn wit mɔ ɔt. di tεmprachכ we hכy kin bכn di it rεsidεns insay di tul we nכ de mek hεmetik sil.
Fɔ aplikeshɔn usay smɔl kɔntaminɛshɔn nɔ go ebul fɔ avɔyd, tɛst wan fim we dɛn mek spɛshal fɔ sial-thru-kɔntaminɛshɔn pefɔmɛns yuz di rial it.
We lik ripit na di sem ples, mak di trey ɔriɛnteshɔn ɛn di kaviti nɔmba. Bɔku tɛm, wan fiks difɛkt patɛn kin sho se mashin ɔ tul prɔblɛm de.
Di tin dɛn we kin mek i apin na:
Fɔd ɔ silant we de bɔku na di plet we dɛn dɔn ɔt
Wan kɔtin we nɔ de stik we dɔn pwɛl
Kɔt fim we bin stɔp na di tul
Silikɔn pad ɔ gasket dɛn we dɔn pwɛl
Wan vaykum ɔ gas chanɛl we dɔn blok
Lus hita ɔ tɛmpracha sɛns
Wan nɛf we dɛn kin kɔt we dɔn pwɛl
Trey nɛst dɛn we nɔ kɔrɛkt
Tulin instɔl ɔf-sɛnta
Klin di tul akɔdin to di we aw di wan we mek di mashin dɔn du am. Nɔ yuz shap tin dɛn we kin skrach tin dɛn we nɔ de stik.
Afta yu dɔn mentenɛns, sial ɛmti klin trey dɛn ɔnda kɔntrol sɛtin dɛn. If di difrɛns stil de na di sem pozishɔn, inspɛkt di tul flatnɛs, di hita yunifom ɛn mɛkanikal alaynɛshɔn.
Fim fɔ rich flat ɛn sɛnt oba di tre bifo di siling ed lɔk. tεnshכn we pasmak, we nכ inof כ we nכ ivin kin fכm wrinkles we kin bi lik chanεl dεm.
Di kɔmɔn tin dɛn we kin mek pɔsin yuz wɛb na:
Brek ɔ dansa sɛtin dɛn we de chenj chenj
Rola dɛn we nɔ alaynɛd
Nɔ ivin rol hadnɛs
Rol dɛn we dɛn kin yuz tɛliskɔp ɔ we dɔn pwɛl
Film curl we dɛn kɔl
Inkɔrɛkt rol wit
Po splais dɛn
Rapid akselereshɔn ɛn disilireshɔn
Print ay-mak ɔ rɛjista mistek dɛn
Tɛnshɔn difrɛns akɔdin to di fim wit
Fɔs no if di wrinklɛ dɔn ɔlrɛdi de bifo di silin steshɔn ɔ i de apia nɔmɔ we di tul lɔk.
If i de ɔp di wata, inspɛkt di unwind ɛn di gayd dɛn. If i apia we yu de sial, inspɛkt di klem, vaykum, prɛshɔn ɛn trey prɛzɛnteshɔn. Prodak we de go ɔp di flɛnch kin push di fim bak ɔp ɛn mek kris.
Nɔto ɔl paket we de lik gɛt sil we nɔ fayn. Eya ɔ wata kin kɔmɔt tru:
Wan krak krak trey kɔna
Wan pankchɔ na di lid fim
Wan flɛnch we dɔn pwɛl
Wan eria we gɛt tɛmmofɔm we tan pasmak
Wan kɔt we de go tru di sil
Shap it we de kɔntakt di lid
Damej frɔm stak, kɔnvayɔr ɔ kes pak
Tray flange flatness na impɔtant tin mɔ. Wan flɛnch we dɔn wɔp kin tɔch di silin tul na sɔm say dɛn we i nɔ kin sɔpɔt am na ɔda say dɛn.
Inspek di trey dimɛnshɔn ɛn flatnɛs bifo yu sial, nɔto jɔs afta dɛn dɔn put ɔt. Kɔmpia difrɛns dɛn bay trey lɔt, kaviti ɛn spɔlayt.
Film rol dɛn fɔ protɛkt frɔm impak, mɔstɔ, ɔt pasmak ɛn we nɔ fayn fɔ kip dɛn. Di ed dɛn we dɔn pwɛl kin mek prɔblɛm wit di trak ɛn kray we dɛn de unwinding.
Wan sil kin kɔntinyu fɔ gɛt trɛnk as i de kol. If dɛn strɛch am, stak am ɔ prɛs am wantɛm wantɛm afta i kɔmɔt na di silɔ, i kin fel pan ɔl we i kin tan lɛk se i fayn fɔs.
Impɔtant tin dɛn we kin mek pɔsin strɛs na:
Hot-fil air we de expand insay di paket
Stiam we dɛn kin mek we dɛn de rihit
Prɛshɔn we pasmak pan edspɛs
Prodakt kɔntakt ɛn lif di fim
Pak dɛn we dɛn dɔn stak bifo di sil kol
Friz we de mek di fim ɔ trey brit
Trey distɔrshɔn we dɛn de ɔt maykrowev ɔ ɔvin
MAP gas ɛkspɛnshɔn
Rapid tɛmpracha sayklin we dɛn de sheb
Kontrol fil weit ɛn edspɛs, dɔn gi inof kol ɛn sɔpɔt bifo yu lod dɔŋstrim.
Fɔ maykrowev ɛn ɔvin aplikeshɔn, establish if di lid fɔ de lɔk, sɛlf-vent, fɔ pier, pul bak ɔ pul am ɔl. Wan jenɛrik liding film nɔ fɔ ɛva tek am se i de gi kɔntrol stim rilis.
Fɔ CPET aplikeshɔn, kɔnsul di sɛparet CPET trey ɔt-silin gayd ɛn yuz wan kwalifay CPET lidding-film strɔkchɔ.
Sil we nɔ gɛt lik kin stil nɔ akseptabl if kɔstɔma dɛn nɔ ebul fɔ opin am klin wan.
Po peel kin apin lɛk:
Tu izi fɔ pul am: Di lid kin opin we dɛn de sheb am ɔ we dɛn de ol am wit layt.
Tu-had peel: Di kɔshɔma nɔ kin ebul fɔ bigin ɔ kɔntinyu fɔ opin.
Zip: Pil fɔs de go ɔp ɛn fɔdɔm shap shap.
Stringing: Sialant de strɛch bitwin di fim ɛn di trey.
Residu: Matirial de stil de na di flɛnch.
Film tear: Di lid kin brok bifo di sil kɔmɔt.
Delamination: Layers insay di lidding film separet.
Tray tear: Pat pan di flɛnch kin brok wit di fim.
Inspek ɔl tu di say dɛn we dɛn separet fɔ no di we aw dɛn nɔ de wok.
Observed failure mod we dɛn dɔn si |
Wetin i kin sho ɔltɛm |
|---|---|
Klin separeshɔn na di film–trey intafɛs |
Intended intafacial peel kin de apin |
Kontrol waytin ɔ separeshɔn insay di sil layt |
Wan injinɛri kɔhiv peel kin de apin |
Film layers split apat |
Laminate bond ɔ adhesive-cure prɔblɛm |
Film tears ausayd di sil |
Sil fɔs pas film trɛnk ɔ tab jɔyometri nɔ fayn |
Trey matirial transfa to di film |
Eksesiv bonding ɔ trey kɔhiv fayl |
Sil rilis wit ɔlmost nɔ resistans |
Insufishɛnt bond, kɔntaminɛshɔn ɔ rɔng peel gred |
No universal peel-force target nɔ de fɔ ɛvri trey. Establish wan aplikeshɔn-spɛsifi k rɛnj bays pan di paket saiz, tab jɔyometri, distribyushɔn lod, kɔshɔma grup ɛn if di prɔdak kol, frɔz ɔ ɔt.
Fɔ PE-fes trey, rivyu di BOPET/PE lidding-film opshɔn dɛn . PP-facing trays nɔmal wan nid wan dediket BOPET/CPP ɔ PP-kɔmpatibl silin film.
Hol di trey we afɛkt, film rol ɛn di matirial lɛbl dɛn. Rikɔd di trey lɔt, fim batch, tɛm, layn, kaviti ɛn ɔpreshɔn.
Nɔ trowe di fɔs sampul dɛn we nɔ wok. Dɛn pozishɔn ɛn di say we dɛn nɔ de wok kin sho di rut kɔz.
Establish if di lik de pas tru:
Di sil band
Wan chanɛl we gɛt wrink ɔ kɔntaminɛshɔn
Di lidding-film wɛb
Wan ed we dɛn kɔt
Wan trey krak krak
Wan kɔna we dɔn chenj
We di sil trɛnk de go ɔp, i nɔ go ebul fɔ mek di fim pankchɔ ɔ di trey krak.
Aks if di dɛfɛkt:
I de apia pan ɛvri trey
Ripit insay wan kaviti
Na kɔna dɛn nɔmɔ i kin apin
I bigin afta we dɛn chenj di rol
I de apin nɔmɔ wit wan patikyula risɛp
Start afta wan spid inkris
Divεlכp כnli afta kol stכrej כ hεt
di patεn kin sכmtεm narכw di invεstigeshכn fast pas random paramita chenj dεm.
Rikɔd sɛtpɔynt ɛn mɛzhɔ valyu fɔ:
Di tɛmpracha we dɛn kin sial
Dwɛl tɛm
Prɛshɔ
Layn spid
Tul tɛmpracha bay zon
Film tɛnsiɔn
Fil di wet we yu gɛt
Fɔd tɛmpracha
Trey ɛn film lot
Ambient prodakshɔn kɔndishɔn dɛn
Chenj wan paramita wan tɛm pas yu yuz wan dɔkyumɛnt dizayn fɔ ɛkspiriɛns dɛn.
Sil trɛnk de mɛzhɔ di fɔs we dɛn nid fɔ separet di matirial dɛn. Package-integrity testing de ditarmin if lik pat de. Paket kin gɛt ay peel fɔs ɛn stil gɛt chanɛl.
ASTM list F88/F88M fɔ sil-strɛng tɛst ɛn F2029 fɔ pripia ɛn evalyu laboratori ɔt sil. Selekt lik, prɛshɔn, vaykum, day ɔ bɔrst we dɛn we fit di spɛshal nɔ-porous trey pakej ɛn prɔdak. ASTM F02 pakej standad dɛn
Ripit kwalifayeshɔn afta di kɔmplit stɔrɔj ɛn tɛmral saykl.
Ajɔst di mashin fɔs we:
Wan kɔmbaynshɔn we bin dɔn stebul trade–film kin fel wantɛm wantɛm
di difεkt de ripit insay wan kכva כ posishכn
Di aktual tɛmpracha difrɛn frɔm di say we dɛn dɔn sɛt am
Wi kin si se di fim dɔn rɔtin bifo dɛn sial am
Prɛshɔn ɔ saykl tɛm dɔn bi tin we nɔ stebul
Tul kɔntaminɛshɔn ɔ wear de de
Riassess di film ɔ trey spesifikeshɔn we:
Di kɔmbayn nɔ ɛva mek wan stebul sial winda
Mɔ ɔt de mek distorshɔn bifo dɛn rich akseptabl intɛgriti
Di trey resin, di kɔtin ɔ di spɔlayt dɔn chenj
Pil de stil nɔ kɔnsistɛns ɔlsay na di prɔses winda
Di paket de fel afta i friz, ɔt ɔ sheb am
Baria, ventin ɔ kɔntaminɛshɔn rɛsistɛns nɔ fayn
Laminate split ɔ film tearing kin apin ɔltɛm
Wan matirial inkompatibiliti nɔ kin sɔlv rili bay we dɛn de rɔn di mashin hot.
Fɔ ɛvri trial kɔndishɔn, rayt:
Tray suplai, kod, strɔkchɔ ɛn lɔt
Matirial flɛnch we dɛn dɔn ɛksplɔz
Film suplai, strɔkchɔ, tik ɛn batch
Sial-sayd ɛn winding dairekshɔn
Mashin ɛn tul aydentifikeshɔn
Tempracha setpoint ɛn tɛmpracha we dɛn mɛzhɔ
Dwɛl tɛm
Prɛshɔ
Prodakshɔn spid
Fɔd tayp, fil wet ɛn filin tɛmpracha
Flange-kontaminɛshɔn kɔndishɔn
Difekt lokeshɔn ɛn di kaviti
Rizult we gɛt trɛnk fɔ sil
Observed peel mod
Lik-tɛst rizɔlt
Rizɔlt afta dɛn dɔn kol, stɔrɔj, friz ɔ ɔt
Fɔto ɔl tu di pak we dɛn sial ɛn di say dɛn we dɛn dɔn sial we dɛn separet. Dis de mek pruf we dɛn kin sheb wit di trey, film ɛn ikwipmɛnt saplay dɛn.
Di rizin dɛn we kin apin mɔ na wan silin we nɔ kɔmpitabl, rivas fim, inɔf ɔt, shɔt tɛm fɔ de, nɔ ivin prɛshɔn ɔ kɔntaminɛshɔn na di flɛnch. Kɔnfɛm di trey in aktual siling surface bifo yu chenj di mashin sɛtin.
Nɔto ɔtomɛtik wan. Fɔs chɛk kɔntaminɛshɔn, wrinkles, film ɔriɛnteshɔn, trey damej ɛn prɛshɔn distribyushɔn. If yu gɛt ɔt, dat kin mek yu peeling wɔs if yu nɔ lɔk wan fizik chanɛl.
Kɔna lik kin sho se di prɛshɔn we di tul nɔ ivin, di tray we nɔ gɛt bɛtɛ sɔpɔt, di flɛnch distɔshɔn ɔ di prɔdak kɔntaminɛshɔn. Map di difekt bay kaviti ɛn inspɛkt kɔna kɔntakt.
Wrinkles kin kɔmɔt frɔm di film tɛnsiɔn we nɔ stebul, di trak we nɔ de wok fayn, wan rol we dɔn pwɛl, di kɔrɛkt tul klem ɔ di prɔdak we de go ɔp di trey flɛnch.
Di sil kin dɔn gɛt inɔf tɛmpracha, tɛm ɔ prɛshɔn. Kɔntaminɛshɔn, wan silin we nɔ kɔmpitabl ɔ wan peel gred we tu layt kin mek di sem sayn.
If yu gɛt bɔku ɛnaji fɔ sidɔm, wan fim we de lɔk-sil, di we aw dɛn nɔ mek di peel-tab fayn ɔ di rɔng gred we izi fɔ pul kin mek yu opin fɔs.
Stringing ɛn rɛsɛdyu kin sho se di peel mɛkanism nɔ fayn, di ɔt pasmak, di silant dɔn pwɛl ɔ i nɔ kɔmpitabl bitwin di silan ɛn di trey sɔfays.
Di sil kin strɛs we i de kol, stak, friz, transpɔt ɔ rihit. Test onli jis afta prodakshכn kin mis dεn tεm- εn tεmprachכ-dipεndεnt fεil dεm ya.
Sɔm yunivasal film dɛn kin sial sɔm sabstret dɛn, bɔt dɛn fɔ tɛst dɛn sɛpret pan ɛvri trey gred. PET-, PE- ɛn PP-fes flɛnch dɛn nɔmal fɔ nid difrɛn silin kemistri.
Yuz wan kɔmpitabl trey–film kɔmbayn, kip di flɛnch klin ɛn flat, mentɛn stebul tɛmpracha–taym–prɛshɔn sɛtin, kɔntrol film tɛnsiɔn ɛn validet di kɔmplit pak afta in rial distribyushɔn ɛn ɔt saykl.
Rilibul trey siling dipen pan 4 sistem we de wok togɛda:
Kompatibl matirial + klin, flat flɛnch + kɔntrol mashin sɛtin + validɛshɔn ɔnda rial ɛnd-yuz kɔndishɔn.
We yu de sɔlv prɔblɛm, bigin wit di difrɛns patɛn pas di tɛmpracha kɔntrol. Wan fayl pan ɛvri tre de pɔynt to matirial ɔ ɔriɛnteshɔn; if yu nɔ wok na wan pozishɔn, dat de sho se yu de yuz tul; random chanɛl dɛn kin sho bɔku tɛm se dɛn dɔn kɔntamin ɔ dɛn gɛt wrinkles; ɛn fayl afta friz ɔ ɔt de pɔynt to ɛnd-yuz kwalifayeshɔn.
Fɔ tɛknikal sɔpɔt, gi HSQY di trey spɛsifikɛshɔn ɔ sɛmpul dɛn, lidding-film strɔkchɔ, mashin mɔdel, difrɛns foto dɛn, prodakshɔn sɛtin ɛn di we aw dɛn nid fɔ biev fɔ di pil. Dis infɔmeshɔn de mek am pɔsibul fɔ difrɛns wan fim prɔblɛm frɔm wan trey, tul ɔ prɔsesin prɔblɛm bifo dɛn put ful prodakshɔn ɔda.
Plastik Sheet we dɛn kɔl