Qhov sib txawv ntawm PE / PVC / POF ntsws zaj duab xis

1. Cov ntsiab lus sib txawv:

PE zaj duab xis yog cov khoom siv nrog tawv zoo heev, thiab nws tsis yooj yim tsoo nrog cov yas yas zoo tib yam. Vim tias PE zaj duab xis yog mos thiab tawv, nws tsis yooj yim rau shred, tsis txhob hais txog qhov ntsuas kub ntawm lub cuab yeej ntawm kev kub ceev, uas yuav ua rau LDPE yaj thiab txhawm rau hniav. PE pelletizing tuaj yeem muab ncaj qha rau hauv qhov chaw nres nkoj pub ntawm lub tshuab txuas mus rau hauv ib daim hlab, thiab zaj duab xis PE raug rub mus rau hauv lub thoob los ntawm kev txiav quab yuam ntawm cov ntsia hlau kom sov, yaj, thiab extrude rau pelletize. Thawj cov khoom siv los ntawm PE tseem tuaj yeem muab cov tshuab zaj duab xis, siv rau cov tsis ntim khoom noj thiab ntim ntim tshuaj, thiab tseem siv dav hauv kev tsim tawm ntawm Oxford tawv thiab tarpaulin, nrog lub neej yav tom ntej ci.

PVC polyvinyl chloride, nrog cov khoom sib ntxiv los txhim kho nws cov cua sov tsis kam, tawv, ductility, thiab lwm yam Cov txheej txheej sab saum toj ntawm no zaj duab xis nto yog lacquer, cov khoom tseem ceeb hauv nruab nrab yog polyvinyl chloride, thiab hauv qab txheej yog rov qab-nplaum nplaum. Nws yog ib hom khoom siv hluavtaws uas yog qhov zoo-nyiam, nrov thiab siv dav hauv ntiaj teb niaj hnub no. Ntawm cov ntaub ntawv uas tuaj yeem tsim cov duab peb txheej txheej saum npoo av, PVC yog cov khoom siv uas haum tshaj plaws.

POF txhais tau hais tias zaj duab xis kub shrinkable. POF sawv rau ntau txheej txheej-extruded polyolefin kub ntsws zaj duab xis. Nws siv linear low-density polyethylene ua lub nruab nrab txheej (LLDPE) thiab co-polypropylene (pp) raws li txheej sab hauv thiab sab nraud. Nws yog cov tshuaj yas dhau los thiab rho tawm ntawm lub tshuab, thiab tom qab ntawd ua tiav los ntawm cov txheej txheem tshwj xeeb xws li kev tuag ua qauv thiab zaj duab xis ua npuas siab.

2. Siv sib txawv:

PE tshav kub shrinkable zaj duab xis yog dav siv nyob rau hauv tag nrho cov rooj sib txoos ntim ntawm caw, cov kaus poom, dej ntxhia, ntau yam dej haus, ntaub thiab lwm yam khoom. Cov khoom muaj qhov hloov tau yooj yim, muaj kev cuam tshuam thiab kua muag tsis kam, thiab tsis yooj yim rau tawg thiab ntshai. Hws noo thiab siab ntsws shrinkage.

Vim muaj cov yam ntxwv zoo ntawm PVC (nag-pov thawj, hluav taws kub-tiv thaiv, tiv thaiv zoo li qub, yooj yim rau cov duab) thiab cov khoom siv qis thiab cov yam ntxwv ntawm PVC, nws yog dav siv hauv tsev cov khoom lag luam thiab ntim kev lag luam. Yog li no, zaj duab xis PVC muaj cov ntawv siab loj, zoo gloss thiab shrinkage. Cov yam ntxwv ntawm tus nqi siab.

POF yog ib hom ntawm cov duab tshav kub shrinkable, feem ntau yog siv rau kev ntim khoom nrog cov duab tsis tu ncua thiab tsis tu ncua. Vim tias nws tsis muaj tshuaj lom thiab tsis muaj kev tiv thaiv ib puag ncig, siab pob tshab, siab ntsws, zoo thaum tshav kub-lub teeb pom kev zoo, siab lub ntsej muag, tawv, kua muag tsis kam, Nws muaj cov yam ntxwv ntawm cov tsis muaj cua sov shrinkage thiab haum rau tsis siv neeg siab ceev ntim. Nws yog cov khoom hloov pauv ntawm cov tsoos PVC kub shrinkable zaj duab xis.

Siv dav hauv cov khoom siv hauv tsheb, khoom lag luam yas, ntawv sau, ntawv nyeem, khoom siv hluav taws xob, khoom siv hluav taws xob, xov tooj cua MP3, VCD, khoom siv tes, duab thav duab thiab lwm yam khoom siv ntoo, khoom ua si, tshuaj tua kab, khoom siv niaj hnub, khoom noj, tshuaj pleev ib ce, dej haus hauv kaus poom, khoom noj siv mis, tshuaj, Cov khoom lag luam xws li cov ntawv xev thiab kab xev video.


Sijhawm Post: Dec-18-2020