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PE mocheso shrinkable filimi tsebo

PE mocheso shrinkable filimi tsebo

Classification ea LDPE mocheso shrinkable filimi

Lifilimi tse fokotsang mocheso oa LDPE li arotsoe ka mekhahlelo e 'meli: li-cross-link le tse sa amaneng.Ka kakaretso, bahlahisi ba sebelisa lisebelisoa tse tala tse nang le MFR ea 0.3-1.5g / 10min ha ba hlahisa lifilimi tse sa amaneng le mocheso oa LDPE tse fokotsang mocheso.Ha index ea qhibiliha e le tlase, ts'ebetso ea shrinkage e tšoana haholo.'Me matla a maholo a ho tsitsa, a loketse ho paka.Baetsi ba bang ba sebelisa kalafo ea radiation tlhahisong ho ntlafatsa thepa e fapaneng ea lifilimi tse fokotsang mocheso.
PE mocheso shrinkable filimi ka kopana le ditlhoko ambalaji tsa thepa e ngata, 'me ke ka ho fetisisa ho pharaletseng sebelisoa mocheso shrinkable filimi.MI e sebelisitsoeng ho likaroloana tsa LDPE ke 0.3-1.5g / min.Liphutheloana tse boima li fokotsa filimi kapa filimi e fokolang e nang le litlhoko tse phahameng tsa matla, sebelisa likaroloana tsa LDPE tse nang le moeli o ka tlaase oa MI, mocheso oa LDPE ke 130-180 ℃, pele ho pholile ka moea o batang o ka tlase ho 25 ℃, ebe o butsoela haufi le serame. hang Longitudinal le transverse otlolla, kakaretso otlolla karo-karolelano ka fihla ho 15-35, 'me joale filimi e tima ka 10-25 ° C ho moea kapa nyenyefatsa filimi.Sekhahla se akaretsang sa ho fokotseha ke 30% -50%.
Likarolo ke:
1. Filimi e senyehileng ea LDPE e sa amaneng e batla e le bonolo, e na le ts'ebetso e ntle ea ho hanyetsa, 'me e na le matla a itseng a tabohang;
2. Ho hanyetsa mocheso o tlase hantle;
3. Ho bonolo ho sebetsa le ho theha, ho bonolo ho futhumatsa mokotla oa tiiso;
4. Ha ho na shrinkage e hlahang nakong ea polokelo.Ho phuthela ha likhalase, li-ceramics, lijo, thepa ea mohaho, lik'hemik'hale, liphalete, joalo-joalo. Botenya ba liphutheloana tse bobebe ke 0.02-0.06mm, 'me botenya ba liphutheloana tse boima le tse kholo ke 0.075-0.25mm.

Thepa ea LDPE shrink filimi:
1. Botenya ba filimi e tšesaane ke 0.02-0.05mm, mofuta o mahareng ke 0.05-0.10mm, 'me mofuta o motenya ke 0.10-0.15mm;
2. Matla a tensile ke 28-38MPa bakeng sa mofuta o mosesaane, 20-30MPa bakeng sa mofuta o mahareng, le 20-28MPa bakeng sa mofuta o motenya;
3. Sekhahla sa ho fokotseha ha mofuta o mosesaane ke 55% -65%, mofuta o mahareng ke 45% -60%, mofuta o teteaneng ke 30% -50%;shrinkage mocheso hlapa oli ke 110-120 ℃, moea o chesang ke 170-180 ℃;
4. Nako ea ho fokotseha ke 5-10s bakeng sa mofuta o mosesaane le 20-30 bakeng sa mofuta o teteaneng.
Botenya bo tlase ba filimi ea shrink bakeng sa ho paka ka tlase ho 400kg ke 120μm, 800kg e hloka botenya ba 150μm, mme thepa ea 1200kg e hloka filimi e honyehang ea LDPE e nang le botenya ba 200μm.

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Nako ea poso: Aug-09-2022