A Thurin (Principle Of) chuPlastic hmanga khuh a ni
Plastic wrap hian ei tur tihchhiat a tikhawtlai a, boruak a thliar hrang a, moisture evaporation a tihtlem bakah pawn lam bawlhhlawh a tikhawlo a, a tharna a humhim bawk. A hnathawh ber berte chu:
1. Oxygen isolation: Oxygen ei leh in a inhnaih loh nan a veng a, oxidation reaction a ti slow a, ei tur a chhe lo, a rawng a thlak danglam a, a rimchhia a siam loh nan a veng bawk.
2. Moisturizing: Moisture hloh a ti tlem a, ei tur a ti hnim reng a, a vawt loh nan a veng bawk.
3. Microorganisms isolate: pawn lam microorganisms leh leivut ei tur chhunga lut tur venna, chhe thei tur a tihziaawm.
4. Sealing: chaw rimtui a lock in, ei tur dang nena a inhmeh loh nan a veng.
A hman tlanglawn berPlastic hmanga khuh a niThil hman tur
1. Polyethylene (PE) hmanga siam: 1.1.
Features: Non-toxic, odorless, highly safe, leh temperature-resistant -60℃leh 110℃inkar .
Hman dan: Refrigeration leh hun rei lote-a vawn thatna atan a tha. -temperature sang tak (microwave heating ang chi)-a hman a tha lo.
2. Polyvinyl Chloride (PVC) hmanga siam a ni a: 1.1.
Features: Transparency sang, flexibility tha, leh adhesion chak tak, mahse plasticizers a awm thei (food-grade, non-toxic product thlang rawh).
Hman dan: Thlai thar, thei leh thlai chi hrang hrang packaging-ah hman a ni nasa hle a, mahse ei tur thau tamna nen direct-a inzawm theih a ni lo va, temperature sang takah pawh a lum thei lo.
3. Polyvinylidene Chloride (PVDC) hmanga siam a ni a: 1.1.
Features: Barrier property chak zawk, oxygen leh moisture lut tur venna tha zawk, leh temperature resistance tha zawk.
Hman dan: Chaw tha ber ber (sa leh bawnghnute atanga siam ang chi) humhalh nan hman a ni tlangpui a, mahse a man a to zawk.
Thlan DanPlastic hmanga khuh a ni
1. Ei leh in himna:
Product chu food-grade cling film a nih thu finfiah la, plasticizers tha lo (phthalates ang chi) engmah hmang lo la.
PE material hi a tlangpuiin a him zawk a, nitin in chhunga hman atan a tha zawk bawk.
2. Dilna atana thil tul hrang hrang:
Refrigerated Foods: PE emaw PVC emaw materials hi a tha a, a chhan chu flexibility leh adhesion tha tak a pe a ni.
Barrier property sang tak neih a ngai: PVDC material hmangin shelf life a ti rei zawk thei.
Microwave heating: Plastic wrap "high temperature resistant" tih ziak hmang la, microwave oven atana tha PE material ang chi hmang la, PVC hman loh tur.
3. Label te hi ngaihven rawh:
Packaging-ah hian food contact certification (FDA certification emaw food safety symbol dang emaw ang chi) enfiah rawh.
Temperature a zirin temperature resistance range dik tak thlang rawh.
A Tum ber OfPlastic hmanga khuh a ni
1. Chaw humhalh dan:
Chaw thar, chaw chhum, thei, thlai, chhang, etc. te chu phuar la, ei tur dahkhawm hun pawh a ti rei thei ang.
2. Freezer laka invenna: 1.1.
Frozen foods chunglam atanga moisture hloh tur ven nan leh freezer kang tur ven nan.
3. Odor Transfer venna tur:
Refrigeration emaw storage emaw chhunga rimtui transfer loh nan ei tur chi hrang hrang a hranin wrap thin ang che.
4. Sealed Heating tih hi a awm lo.
Chaw chu heat-resistant plastic wrap hmangin microwave-ah i dah thei a, chu chuan tui a vawng reng thei a (plastic wrap chu ei tur nen direct-a inzawm lo turin enfiah rawh).
5. Non-Ei leh in hman dan:
Moisture-Proofing: Lehkhabu, thawmhnaw, electronic thil siam venna atana hman thin.
Temporary Sealing: Bottle leh container hman lohte chu leakage emaw contamination emaw a awm loh nan wrap thin ang che.
Hman Dan Tur Fimkhur TurPlastic hmanga khuh a ni
1. Temperature sang tak nena inhnaih loh tur: Plastic wrap tam zawk hi chu high-temperature food nena direct contact atan a tha lo va, thil hlauhawm tak tak a chhuak thei bawk.
2. o ei tur hriak nei direct-a wrap loh: a bik takin PVC materials, thau nena inrem thei leh thil tha lote tithianghlim thei.
3. Hun rei tak- dahna atan a tha lo: Plastic wrap hi hun rei lote-a dahna atan a tha a, hun rei tak- dahna atan professional storage container hman a tha.
