uphawu lweplastiki
Inhliziyo ye-plastic film yokuphakamisa isiphumo sokuqinisekisa kwiimbuzwana engaphezulu, ukubonisa uphawu oluhle lwezinkathelo zama-raw material, izindlela zokusebenza nesicelo semikhankaso. Isihlukaniswano sesikhali sikuhlukele amanani angaphakathi, phambili kokuba polyethylene, polypropylene kunye ne-PVC, okunikezela amalayithi angasenziwa. Iplastic film yesikhashana esijulile kuvela amandla amakhulu ngokushesha, ukuhluleka kwe-UV nokufaka ukusuka kwemoya, ukuyifuna ukungafanelekile kumasingeni, umlandukazi kunye nokuthuthukiswa. Inhliziyo ifanele yabelana nendawo yokugcina, inqwaba kunye nokuhlola kwezinto ezimfanelezo lokusebenzela njenge-heat shrinkage noma ukubonisa. Ukuphukuma kwe-market kwe-prices ye-petroleum kuyenza imibuzo emikhulu kwisebenza le-plastic film prices, ngoba amadlozi wepetroleum akhona amandla angaphambili. Ngakho ke, iinkcukacha zokusebenza zokusebenzela, njengokoqhathanisa ukubuyela kwezilayithi ezincinci kunye nokuthuthukiswa kwe-barrier properties, kuyenza imibuzo emikhulu kwisebenza le-pricing. Ukuphatha komkhankaso wokuthenga lwesilandela, phambili kokuba transportation costs kunye nemikhankaso yomsebenzi yezindawo, kuziphumula indawo yokuhlola kwe-prices efanelekayo. Ukubuya nokuhlola kwezi zinto kuyenza ukuthi abasebenzisi bazibuyeleye ukuthi bazingabaleka ngezinye izinto zokuphakamisa kunye nokuthuthukiswa kwezingubo zakho nokuthuthukiswa kwe-amaxhobo.