Vim li cas ob5-gallon fwjua rau tib kab ua txawv li ntawd? Feem ntau, cov lus teb tsis yog pwm lossis tshuab -nws yog lub preform.
Lub preform yog qhov pib ntawm txhua lub raj mis PET, thiab nws muaj kev cuam tshuam ntau dua ntawm cov khoom tiav dua li nws qhov loj me. Nov yog yam koj yuav tsum paub txog nws tiag tiag.
Yog li, Dab Tsi Yog IbPET Preform?
Lo lus "preform" hais meej meej: nws yog qhov zoo li qhov uas muaj nyobua ntejdaim ntawv kawg - cov khoom nruab nrab uas tau hloov mus rau hauv lub raj mis los ntawm kev sib cais.
PETsawv rauPolyethylene Terephthalate, thermoplastic polyester uas tau dhau los ua cov khoom tseem ceeb hauv cov kua ntim khoom. Nws yog qhov tseeb, hnyav, zaub mov- nyab xeeb, thiab rov ua dua tshiab - uas yog vim li cas koj yuav pom nws ntawm cov dej haus, cov chaw ntim roj, thiab cov chaw tu tus kheej hauv ntiaj teb.
A PET preformyog tuab -walled, raj- zoo li tus ua los ntawm kev txhaj tshuaj molding, nrog rau tag nrho tsimcaj dab xovnyob rau saum. Lub cev yog compact thiab ruaj khov - tsis muaj dab tsi zoo li lub raj mis tiav nws yuav dhau los. Lub caj dab tsuas yog ib feem uas nyob twj ywm unchanged los ntawm tag nrho cov txheej txheem ntau lawm, uas yog vim li cascaj dab tagyog thawj spec kom paub meej thaum nrhiav ibzaub mov-qib PET preform.
PET Preform ua lub raj mis li cas?
Ob theem tig me me, khoom preform rau hauv lub raj mis tiav - thiab ob theem cuam tshuam dab tsi koj yuav tsum nrhiav thaum yuav.
Hauv thawj theem -txhaj tshuaj molding- PET resin yog yaj thiab txhaj rau hauv pwm nyob rau hauv siab. Thaum txias, qhov tshwm sim yog lub preform: tuab phab ntsa, tiav caj dab, compact lub cev. Lub caj dab xov yog teem mus tas li ntawm qhov no.
Hauv theem thib ob -stretch tshuab moulding (SBM)- lub preform yog reheated kom txog thaum nws softens. Lub pas nrig stretches nws lengthwise thaum siab - cua compression nthuav nws tawm mus rau hauv lub raj mis pwm. Cov phab ntsa nyias tawm thiab coj cov duab ntawm kab noj hniav, thiab tom qab txias, koj muaj lub raj mis tiav. Ob theem no tuaj yeem khiav ntawm ib kab (ib - txheej txheem txheej txheem) lossis ntawm cov khoom sib cais (ob- txheej txheem), nyob ntawm koj qhov teeb tsa.
Rau cov chaw tsim khoom uas yuavPET lub raj mis preformsthiab khiav lawv tus kheej tshuab molding khoom, lub preform yog raw khoom input. Qhov no txhais tau tiasphab ntsa thickness uniformitythiabcaj dab precisionlos ntawm tus neeg muag khoom preform ncaj qha cuam tshuam rau koj tus kheej txoj kab khiav zoo li cas - thiab pes tsawg lub raj mis zoo koj tau txais ib qho kev hloov.
Dab tsi yog PET Preforms tiag tiag siv rau?
Preforms mus rau hauv yuav luag txhua hom ntim kua, tab sis txoj cai preform zoo li txawv nyob ntawm seb koj tau sau dab tsi - ntawm no yog qhov yuav tsum tau sib txawv ntawm daim ntawv thov.
Vim li cas cov thawv ntim dej loj xav tau qhov tshwj xeeb Preform?
Rau3-gallon thiab5-gallon fwj dej, peb specs tsav feem ntau qhov kev txiav txim siab:
- Neck finish:Yuav tsum phim koj cov khoom ntim thiab cap spec raws nraim - txawm tias me me tsis sib haum ua rau txoj kab.
- Phab ntsa thickness uniformity:Cov thawv loj nyob rau hauv kev rov ua dua cov kev ntxhov siab yuav qhia cov ntsiab lus tsis muaj zog ntawm cov txheej txheem sai yog tias cov phab ntsa tsis txawm.
- Acetaldehyde (AA) cov ntsiab lus:AA yog cov khoom siv ntuj tsim los ntawm PET ua haujlwm thaum kub kub. Thaum nws siab dua qib uas tau txais, nws ua rau cov dej tsis pom zoo - saj. Rau txhua daim ntawv thov dej haus, qis AA yog qhov pib - tsis yog nyiaj ntxiv.
Yog tias koj tab tom nrhiav a5-gallon PET preform, peb specs no yog qhov twg yuav pib.
Dab tsi ua rau PET ua haujlwm zoo rau cov roj noj?
Cov neeg siv khoom txiav txim siab roj zoo los ntawm qhov lawv tuaj yeem pom - xim, pom tseeb, thiab seb lub raj mis zoo li huv thiab tshiab. Yog tias lub raj mis PET pib daj los yog daj ntseg ntawm lub txee, nws ua rau muaj kev tsis ntseeg txog cov roj nws tus kheej, tsis hais qhov zoo ntawm qhov tseeb.
Yog vim li casraw khoom purityQhov teeb meem: qis dua -qib PET resin nyiam daj sai dua nyob rau hauv lub teeb thiab tshav kub, ua rau lub raj mis lub neej ntev.
Tshaj qhov tsos,txawm phab ntsa thicknesskuj txiav txim siab seb lub thawv ntim tau zoo npaum li cas rau stacking thiab hla - nyias me ntsis hauv phab ntsa yog qhov kev puas tsuaj feem ntau pib.
Yuav Ua Li Cas Lub Teeb Pom Kev Hloov Mineral Dej Preforms?
Me me - hom dej ntxhia fwj -330ml mus rau 1.5L- sawv cev rau ib qho ntawm cov ntawv thov loj tshaj plaws rau PET preforms thoob ntiaj teb, thiab cov qauv hauv xyoo tas los no tau pom tseeb: tau sib dua yam tsis muaj kev poob haujlwm.
Lub teeb yuag PET preformstxo cov nqi ntawm cov khoom siv rau ib chav tsev thiab txo qhov hnyav thauj, tab sis lawv yuav tsum nruj dua cov txheej txheem tswj kom muaj kev ncaj ncees ntawm cov gram hnyav.
TIAB SA 1881yog qhov feem ntau siv caj dab tiav txheej txheem hauv ntu no.
AA cov ntsiab lus tsuas yog qhov tseem ceeb ntawm no raws li nws yog rau cov ntim dej loj - cov dej tsw qab yog qhov rhiab heev, thiab cov neeg yuav khoom hauv ntu no tseem ceeb tshaj nws raws li qhov yuav tsum tau muaj.
Dab tsi yog Cosmetic Brands Cia siab los ntawm Preform?
Hauv cov tshuaj pleev ib ce thiab kev ntim khoom ntawm tus kheej, qhov pom kev zoo dua.
Nto gloss, xim xim (thaumxim masterbatchyog ntxiv), thiab qhov precision haum ntawm tsis yog - qauv caj dab tiav rau lub twj tso kua mis lossis lub taub hau dispenser yog txhua qhov kev xav tau sib txawv.
Customization yog ib txwm muaj, thiab cov ntaub ntawv ua raws cai - tshwj xeeb tshaj yog rau cov hom muag rau hauv EU, qhov twgREACH cov caithov - yog qhov kev xav tau ntawm kev yuav khoom, tsis yog tom qab.
Vim li cas Carbonated Drink Bottles xav tau ntau dua?
CSD (Carbonated Soft Drink)fwj yog ib qho ntawm cov ntawv thov PET preform, tab sis lawv tseem xav tau kev xav tau.
Lub raj mis yuav tsum tuav CO₂ siab thoob plaws hauv kev sau, faib, thiab khaws cia - uas txhais tau hais tias lub preform xav tau ntau duasiab tsis kamthiab nruj duaphab ntsa uniformitytshaj ib lub raj mis dej tseem ua.
TIAB SA 1810tau ua tus qauv caj dab tiav rau CSD daim ntawv thov rau xyoo, tab sis kev lag luam tau hloov mus rau qhov sib duaTIAB SA 1881. Yog tias koj tab tom hloov ntawm ob, paub meej tias kev sib raug zoo nrog koj cov kab sau ua ntej cog lus rau kev txiav txim.
Dab tsi Specs tiag tiag tseem ceeb thaum koj muab khoom?
Cov neeg yuav khoom feem ntau paub nug txog qhov hnyav thiab qhov ntev - tab sis plaub qhov tsis muaj qhov cuam tshuam ncaj qha rau qhov tshwm sim thaum lub preform tsoo koj cov kab ntau lawm.
IV tus nqi (Intrinsic Viscosity)ntsuas qhov ntev ntawm PET molecular chains thiab ncaj qha cuam tshuam li cas lub preform stretches thaum tshuab molding. Siab dua IV txhais tau hais tias muaj zog tensile zoo dua thiab zoo sib xws ntawm phab ntsa faib rau hauv lub raj mis tiav - tshwj xeeb tshaj yog rau cov ntim loj thiab cov ntawv thov uas muaj zog. Nug koj tus neeg muab khoom siv rau cov ntaub ntawv xeem IV uas yog ib feem ntawm cov ntaub ntawv txheej txheem.
Cov ntsiab lus ntawm Acetaldehyde (AA).yog tsim thaum twg PET ua tiav thaum kub kub. Tshaj ib theem, nws tsiv mus nyob rau hauv cov khoom thiab ua rau ib tug faus tab sis pom tau tawm ntawm - saj - tsis tau txais nyob rau hauv tej dej haus los yog dej haus daim ntawv thov. Tsawg AA yog qhov yuav tsum tau ua kom zoo, thiab txhua tus neeg muag khoom muaj npe yuav tsum muaj peev xwm muab cov ntaub ntawv batch ntawm kev thov.
Phab ntsa thickness uniformitypiav qhia txog qhov sib npaug ntawm cov phab ntsa preform faib nyob ib ncig ntawm nws qhov ncig. Thaum ib sab yog pom tias nyias nyias dua li lwm qhov - qhov hu ua siabeccentricity- lub raj mis tiav tiav nrog cov phab ntsa tsis sib xws thiab cov chaw tsis muaj zog tom qab tshuab. Qhov no yog ib qho ntawm cov cim qhia tseeb tias yuav ua li cas zoo a28mm iblos yog38 hli PET preformtau tsim, thiab nws muaj kev cuam tshuam ncaj qha rau cov nqi tsis raug ntawm koj cov kab.
Caj dab tiavyog ib qho spec uas tsis tuaj yeem kho tau qis qis. Xov dimension -TIAB SA 1881, TIAB SA 1810, 28mm, 38mm, lossis lwm yam - yuav tsum phim koj cov khoom ntim thiab lub kaus mom raws nraim. Paub meej qhov no ua ntej, ua ntej lwm yam.
Yuav Ua Li Cas Koj Paub Yog tias Preform Zoo Zoo?
Cov preforms zoo yog qhov pom kev pom tseeb thiab tsis sib xws - tsis muaj huab cua ua npuas ncauj, cov pob zeb dub, lossis pom cov cim ntws. Cov no tsis yog cov teeb meem tshuaj pleev ib ce: lawv taw qhia rau cov khoom siv tsis ruaj khov lossis kev ua haujlwm tsis sib xws, thiab lawv yuav ua rau muaj teeb meem loj dua thaum lub preform ncav cuag koj cov khoom siv tshuab.
Lub caj dab qhov ntev yog tsim nyog xyuas kom zoo thaum tuaj txog. Yog hais tias sab nraud txoj kab uas hla los yog xov qhov tob yog tawm - txawm me ntsis - nws yuav ua rau jams nyob rau hauv lub filling kab los yog tsis zoo foob. Tsis muaj teeb meem pom tseeb kom txog thaum cov khoom lag luam twb tau khiav lawm, uas yog vim li cas kev kuaj xyuas qhov nrawm tawm tsam tus neeg muag khoom daim ntawv spec ua ntej koj pib tsim nyog rau lub sijhawm.
Ntawm cov ntaub ntawv, tus neeg muag khoom ntseeg siab yuav tsum muab:
- IV daim ntawv ntsuam xyuas tus nqi
- Acetaldehyde (AA) cov ntaub ntawv
- Dimensional Inspection Report / Certificate of Analysis (COA)
- Cov ntaub ntawv kev nyab xeeb zaub mov- FDA ua raws, GB 4806.7, EU EC 10/2011, lossis sib npaug
Cov no yog cov ntaub ntawv yooj yim rau kev tswj xyuas zoo thiab kev tswj xyuas kev taug qab - tus qauv kev coj ua rau txhua qhov lojPET preform chaw tsim tshuaj paus.
Yog tias koj tab tom nrhiavrPET preforms(ua los ntawm PET rov ua dua), ob yam yuav tsum tau ua tib zoo saib piv rau cov khoom siv nkauj xwb: IV tus nqi tuaj yeem sib txawv ntawm cov khoom siv vim tias cov khoom siv rov ua dua tsis zoo ib yam, thiab xim yuav hloov me ntsis ntawm ib qho kev txiav txim mus rau lwm qhov.
Ob leeg muaj peev xwm tswj tau, tab sis lawv xav tau ib tus neeg xa khoom nrog cov khoom muaj zog - tswj qib zoo - yog li nws tsim nyog nug tshwj xeeb seb lawv ua li cas ua ntej koj xaj xaj.
Koj Yuav Tsum Yuav Preforms lossis Fwj tiav?
Yog tias koj tab tom khiav koj tus kheej cov cuab yeej tshuab moulding, muas preforms yuav luag txhua zaus ua rau kev nkag siab ntau dua ntawm ntim.
Ib tug preform yuav siv roughlyib -feem kaum lub ntimntawm lub raj mis tiav nws tsim, uas txhais tau hais tias koj tuaj yeem khaws lossis xa tawm ntau lub peev xwm ntau dua kaum npaug hauv tib qhov chaw - qhov sib txawv ntawm cov nqi khoom lag luam thiab kev xa khoom ntau zaus, tshwj xeeb tshaj yog nyob rau hauv cov ntim siab.
Ntau lawm yooj yog lwm qhov zoo dua. Ib qho preform spec tuaj yeem siv nrog pwm sib txawv los tsim lub raj mis hauv cov duab sib txawv thiab ntau thiab tsawg. Qhov ntawd txhais tau tias yog tias koj cov khoom lag luam nthuav dav lossis cov neeg siv khoom thov ib hom ntawv tshiab, koj tsis raug kaw rau hauv lub raj mis ruaj khov SKU - koj hloov kho ntawm qib pwm, tsis yog cov khoom siv sib txuas.
Kev yuav cov fwj ua tiav, los ntawm qhov sib piv, txhais tau tias txhua hom ntawv tshiab yuav tsum muaj kev txiav txim cais thiab cais cov khoom muag.
Uas tau hais tias, preforms tsis yog qhov haum rau txhua qhov haujlwm. Yog tias koj tsis muaj cov cuab yeej tshuab moulding, khiav qis ntim, lossis ua haujlwm nrog ib lub raj mis ruaj khov, qhov nyuaj ntxiv tsis ua rau qhov hloov pauv. Cov lus nug zoo dua tsis yog "preforms lossis fwj?" - nws yog "Kuv qhov kev tsim khoom tsim tau txhawb nqa dab tsi?"
Nrhiav txoj cai preform pib nrog kev paub txog koj daim ntawv thov, koj lub ntim ntim, thiab koj cov khoom siv. Qhov ntawd yog qhov chaw ua haujlwm nrog cov neeg muaj kev paub dhau losPET preform chaw tsim tshuaj paus- es tsis yog ib tus neeg muag khoom catalog - ua qhov txawv.
NtawmEnlightening Plast, peb ua haujlwm nrog cov neeg yuav khoom hla dej, roj, dej haus, thiab ntim kev saib xyuas tus kheej kom phim preform specs rau cov kab tiag tiag.
Puas muaj ib daim ntawv thov tshwj xeeb hauv siab? Qhia rau peb paub tias koj tab tom sau dab tsi thiab cov cuab yeej twg koj tab tom khiav - thiab peb yuav pab koj nrhiav qhov zoo spec txij hnub ib.
