Ncab zaj duab xis (tshav kub hauv tshuab hluav taws xob) yog siv rau kev muag khoom thiab kev thauj mus los ntawm ntau yam khoom, thiab nws lub luag haujlwm tseem ceeb yog tswj, npog thiab tiv thaiv cov khoom. Cov yeeb yaj kiab yuav tsum muaj qhov siab tiv thaiv, zoo ntsws thiab qee qhov kev nyuab siab. Thaum lub sij hawm ntswj, qhov yeeb yaj kiab tsis tuaj yeem tsim qhov. Txij thaum cov ntsws zaj duab xis feem ntau siv tawm sab nraud, nws yog ib qho tsim nyog ntxiv UV los tiv thaiv UV tus neeg ua haujlwm.Piv daim duab nquag yog ib qho nyuaj uas tsis yooj yim crushed los ntawm dog dig yas crushers.Vim zaj duab xis PE yog mos thiab tawv, nws tsis yooj yim to taub, tsis txhob hais qhov kub siab ntawm lub cuab yeej ntawm kev kub ceev, uas yuav ua rau LDPE mus yaj thiab koom siab rau qhov ntug. Cov granulation ntawm PE tuaj yeem ncaj qha mus rau hauv chaw nres nkoj ntawm lub extruder, thiab PE zaj duab xis yog dragged rau hauv lub thoob los ntawm shear quab yuam ntawm lub hau, rhuab, melted thiab extruded rau granulation. PE thawj cov khoom siv tuaj yeem tuaj yeem raug cua tshuab rau cov yeeb yaj kiab rau cov zaub mov thiab cov chaw ntim tshuaj, thiab kuj yog siv rau hauv Oxford tawv thiab tarpaulin.PE thev naus laus zis yog siv los ua cov ntim khoom pov thawj, dej, ntau yam dej haus, ntaub thiab lwm yam khoom. Cov khoom muaj zoo yooj, feem cuam tshuam, tsim kua muag tsis kam, tsis yooj yim rau kev puas tsuaj, tsis ntshai Tide, siab shrinkage.
