Oṣuwọn idena wo ni bankanje aluminiomu ti a fi di ooru fun awọn ago wara nilo lati ṣaṣeyọri lati rii daju igbesi aye selifu ti wara?

1. Ifihan: Ipa ipinnu ti Awọn ohun-ini Idankanju Aluminiomu ni Didara Yogurt

Yogurt-cup-heat-seal-aluminiomu-foilt jẹ igbẹkẹle pupọ lori ifọle ayika ita: atẹgun fa rancidity oxidative ti ọra wara ati ibajẹ ti awọn vitamin B; ijira ọrinrin nyorisi gbigbẹ ọja / lile tabi idagbasoke makirobia; ultraviolet (Uv) ati ki o han ina mu yara probiotic inactivation (f.eks., awọn inactivation oṣuwọn ti LGG probiotics labẹ ina ni 37% ti o ga ju ni awọn agbegbe dudu). Bi awọn mojuto idankan Layer ti ooru-kü lids, awọn afihan išẹ ti aluminiomu bankanje taara pinnu igbesi aye selifu yogurt — iyatọ laarin 7 ọjọ ti refrigerated ipamọ ati 6 Awọn oṣu ti ibi ipamọ otutu-yara ṣe afihan awọn agbara idena ti iwọn ti awọn ọna ṣiṣe idapọmọra bankanje aluminiomu. Awọn burandi bii Xiyu Meinuo ti iṣapeye imọ-ẹrọ ideri bankanje aluminiomu, extending awọn selifu aye ti o tobi-won wara (1kg apoti) nipasẹ 50% akawe si ibile apoti, eyi ti o jẹrisi iye mojuto ti yogurt Cup ooru seal aluminiomu bankanje ni idaniloju didara.

2. Awọn Ilana pipo ati Awọn ilana ti Awọn Atọka Idankan duro Core

(1) Oṣuwọn Idankan atẹgun: Ipele Ipele tuntun ti ≤0.5 cm³/(Bayi ni ME 17h)

1. Standard Ala

Awọn fiimu idapọmọra bankanje aluminiomu-ounje gbọdọ pade awọn ibeere ti Standard T/ZZB 1713-2020, Pẹlu Oṣuwọn Gbigbe Atẹgun (OTR) ≤0.5 cm³/(Bayi ni ME 17h). Yi Atọka kí a selifu aye ti 14-21 awọn ọjọ fun wara ti o tutu; fun apere, Yunnan Zhadian Yogurt nlo awọn fiimu idena ti o ni ibamu pẹlu boṣewa yii, extending awọn oniwe-selifu aye nipa 3 ọjọ akawe si arinrin apoti. Fun yara-otutu sterilized yogurt, igbesoke si elegbogi-ite awọn ajohunše (OTR ≤0.05 cm³/(Bayi ni ME 17h)) o ni lati fi si, ni idapo pelu imọ-ẹrọ aseptic lati ṣaṣeyọri igbesi aye selifu oṣu mẹfa. Standard GB/T tuntun 43951-2024 siwaju sii pato pe awọn ohun elo aluminiomu ti a bo gbọdọ ni OTR ≤1.0 cm³/(Bayi ni ME 17h), o dara fun awọn ohun elo oju iṣẹlẹ pupọ gẹgẹbi awọn agolo yogurt ti o da lori iwe.

2. Ikuna Mechanism

Nigbati OTR ba kọja 2 cm³/(Bayi ni ME 17h), akoonu ti oxidized wara whey amuaradagba awọn ọja (f.eks., carbonyl agbo) ni wara yoo kọja awọn ifilelẹ lọ laarin 7 Awọn ọjọ, Abajade ni a rancid lenu. Awọn idanwo iwọn otutu kekere nipasẹ Labthink fihan pe awọn fiimu funfun miliki lasan ni OTR ti 568 cm³/(Bayi ni ME 17h), atilẹyin igbesi aye selifu ti nikan 3 Awọn ọjọ.

(2) Oṣuwọn Idankan Ọrinrin: Imudaniloju Ọrinrin Iye Pataki ti ≤0.5 g/(m [· 24h)

1. Awọn Ilana ti o jẹ dandan

Oṣuwọn Gbigbe Omi Omi (Wes) ti yogurt ife ooru seal aluminiomu bankanje ooru-kü lids gbọdọ jẹ ≤0.5 g /(m [· 24h), Atọka ti o ṣakoso pipadanu ọrinrin yogurt si kere ju 0.3% fun osu. Ni awọn agbegbe ọriniinitutu giga (RH ≥85%), elegbogi-ite ga-idankan duro aluminiomu bankanje (WVTR ≤0.1 g/(m [· 24h)) nilo lati yago fun idoti mimu ti o ṣẹlẹ nipasẹ isunmọ inu apoti. Idanwo data lori awọn gasiketi bankanje aluminiomu fun awọn ago wara ni Agbegbe Jiangsu fihan pe awọn ọja ifaramọ ṣetọju iwọn WVTR iduroṣinṣin ti 0.3-0.4 g/(m [· 24h), ni ibamu pẹlu awọn esi iṣakoso ilana ti 8011-O aluminiomu bankanje lati Mingtai Aluminiomu.

2. Didara Ibamu

Fun gbogbo 0.1 g/(m [· 24h) ilosoke ninu ọrinrin gbigbe, iye acid (pH) idinku oṣuwọn ti yogurt accelerates nipa 15%, ati ṣeto wara jẹ prone si stratification. Nipasẹ sisanra iṣakoso ti awọn atijo 0.04-0.09mm ibiti o, Aluminiomu Mingtai ṣe itọju iyipada WVTR ti awọn sobusitireti bankanje aluminiomu ni ≤0.05 g/(m [· 24h).

(3) Light Idankan duro Rate: Idaabobo kikun-Spectrum ti ≥99.96%

1. Awọn ibeere imọ-ẹrọ

Awọn fiimu idapọmọra bankanje aluminiomu gbọdọ ṣaṣeyọri oṣuwọn idena ina ti ≥99.96% (gbigbe ina ≤0.045%) ni 200-760nm weful ibiti o. Lara eyi, UV (200-380nm) oṣuwọn idena gbọdọ de ọdọ 100%; bibẹkọ ti, Oṣuwọn iwalaaye probiotic yoo dinku nipasẹ 23% fun ọsẹ, ati Vitamin D pipadanu oṣuwọn yoo se alekun nipa 40%.

2. Ẹri igbekale

Ninu PET/AL/PE·EVA ilana akojọpọ alapọpo mẹta, a 0.04mm yogurt ife ooru seal aluminiomu bankanje Layer le patapata dènà han ina; ni idapo pelu awọn ohun-ini gbigba UV ti Layer PET, o fọọmu meji Idaabobo. Nitori a ina transmittance ti lori 85%, apoti igo gilasi nikan ṣe atilẹyin igbesi aye selifu ti 3-5 Awọn ọjọ, afihan iye mojuto ti bankanje aluminiomu fun ina shielding.

3. Awọn Okunfa Ifilelẹ Bọtini ti Iṣe Idena ati Awọn ipa ọna Imudara

(1) Aluminiomu Faili Sobusitireti Abuda

• Alloy Yiyan: 8011 aluminiomu alloy ni ninu 1.0-1.5% Si ati 0.8-1.2% Fe, pese a 20% ti o ga idankan ohun ini ju funfun aluminiomu. O-ipinle rẹ (onmealled) fọọmu ni o ni o tayọ ductility, idilọwọ wo inu lẹhin ti o ṣẹda, ṣiṣe ni ohun elo ti o fẹ fun awọn ideri wara. Agbara fifẹ iwọn otutu ti yara de 100-120MPa, ati elongation lẹhin dida egungun jẹ 8-10%, pade awọn stamping ati ooru-lilẹ awọn ibeere ti aládàáṣiṣẹ gbóògì ila.

• Iṣakoso sisanra: Iwọn sisanra akọkọ ti ile-iṣẹ jẹ 0.04-0.09mm, pẹlu diẹ ninu awọn ti adani awọn ọja ti o gbooro si 0.018-0.2mm. bankanje tinrin pupọju (<0.018mm) jẹ prone to pinholes (≥3 pinholes fun m² jẹ ki o jẹ alailagbara), nigba ti nmu nipọn bankanje (>0.1mm) din eni puncturability ati ooru-lilẹ ibamu. Nipasẹ ga-konge sẹsẹ ọna ẹrọ, Mingtai Aluminiomu n ṣakoso ifarada sisanra laarin ± 0.002mm.

(2) Ilana Apapo ati Apẹrẹ Igbekale

1. Interlayer Synergy: Ninu eto PET/AL/PE·EVA, Layer PET ṣe alekun resistance puncture (puncture agbara ≥3.5 N), Layer PE · EVA ṣe idaniloju agbara-ooru (≥10 N/15mm), ati awọn aluminiomu bankanje Layer fojusi lori awọn iṣẹ idena. Adhesives gbọdọ pade awọn ibeere resistance otutu otutu; Awọn alemora ti o da lori silikoni le duro sterilization 121℃ laisi delamination.

2. Aṣiṣe Iṣakoso: Awọn nyoju ati awọn wrinkles lakoko sisẹ akojọpọ gbọdọ wa ni yee, bi wọn ṣe le fa 10-15x ilosoke lojiji ni OTR agbegbe. Lilo ohun online AOI eto ayewo, Aluminiomu Mingtai ṣaṣeyọri wiwa abawọn ipele 0.01mm, Ṣiṣakoso oṣuwọn abawọn ti awọn fiimu apapo ni isalẹ 0.02%.

(3) Awọn ipo Ayika ati Ibi ipamọ

Itutu-kekere refrigeration (2-6℃) din atẹgun permeation oṣuwọn nipa 30%; ni idapo pelu aluminiomu bankanje idankan, o pan awọn selifu aye ti rú yogurt si 28 Awọn ọjọ. Fun ibi ipamọ otutu-yara (25℃), OTR gbọdọ dinku si ≤0.1 cm³/(Bayi ni ME 17h). Awọn iwọn otutu ti o ga julọ yoo ni ipa lori ago yogo ooru seal aluminiomu bankanje t iṣẹ: awọn iwọn otutu ti o ga (>60℃) rọ awọn ooru-lilẹ Layer, nigba ti kekere awọn iwọn otutu (<0℃) ṣe gaskets brittle-mejeeji le fa asiwaju ikuna.

4. Awọn ajohunše ile-iṣẹ ati Awọn ọna Iṣakoso Didara

1. Titun Standard Framework

2. Eto Iṣakoso Didara Pq ni kikun

• • Idanwo sobusitireti: Idanwo mimu-omi gbọdọ de Ipele A (ko si lemọlemọfún omi film rupture) lati rii daju mimọ mimọ;

• • Ṣiṣe Idanwo: Stamping išedede ≤±0.2mm, ko si burrs lori egbegbe, peeli agbara ≥1.5 N/mm;

• • Idanwo Iṣẹ: OTR jẹ idanwo nipasẹ ọna sensọ coulometric (GB / t 1038.2-2022); WVTR ti ni idanwo labẹ iwọn otutu igbagbogbo (38℃) ati ọriniinitutu (90% Rhain) fun 72 wakati;

• • Iṣakoso Ayika: Awọn iṣelọpọ gbọdọ wa ni ṣiṣe ni Kilasi kan 10,000 idanileko mimọ, pẹlu apapọ kika makirobia ≤10 CFU/cm².

5. Awọn aṣa iwaju: Iwontunwonsi High Idankan duro Properties ati Sustainability

1. Ohun elo Innovation: Idagbasoke ti 0.009mm olekenka-tinrin aluminiomu bankanje fiimu apapo, lilo imọ-ẹrọ ibora nano-SiO₂ lati ṣetọju awọn ohun-ini idena lakoko idinku lilo aluminiomu nipasẹ 30%. Apapo iyipada ti 8011 alloy pẹlu Mg eroja mu aluminiomu bankanje otutu resistance to 150 ℃, adapting to makirowefu alapapo awọn oju iṣẹlẹ，Yogurt-ago-ooru-seal-aluminiomu-foilt.

2. Igbesoke igbekale: Olomo ti Al/PA/EVOH/PE oni-Layer be din OTR to 0.01 cm³/(Bayi ni ME 17h), o dara fun wara ti ko ni itọju pẹlu igbesi aye selifu gigun. Imudara ti irọrun-yiya awọn iṣakoso apẹrẹ laini ṣiṣi agbara ni 5-8 N, imudarasi iriri olumulo.

3. Eco-Transformation: Awọn ilọsiwaju ni imọ-ẹrọ iyapa aluminiomu-ṣiṣu-Mingtai Aluminiomu ṣe aṣeyọri lori 95% Oṣuwọn imularada aluminiomu lati awọn fiimu idapọmọra nipasẹ iwọn otutu-kekere pyrolysis-ipinya elekitiroti. Ohun elo ti PE·EVA ti o bajẹ awọn ipele ifunmọ-ooru siwaju dinku ipa ayika.