M'chiuno (zowopsa za polysstyrene) mapepala a thermoplactic amadziwika ndi kukana kwawo kwakukulu, nsanje zosavuta, ndi mphamvu yotsika mtengo. Amagwiritsidwa ntchito kwambiri popanga, kusindikiza, kuwonetsa, komanso kugwiritsa ntchito marmofarming.
Ayi, chiuno cha m'chiuno chimawerengedwa kuti ndi mtengo wotsika poyerekeza ndi mapulaneti ena apadera. Imaperekanso ndalama zambiri komanso kugwira ntchito, ndikupangitsa kukhala bwino kuntchito zamagetsi.
Mchiuno ukusinthasintha, uli ndi malire ena:
Kutsika kwa UV kukana (kumatha kuwononga pansi padzuwa)
Osayenera kugwiritsa ntchito mapulogalamu apamwamba kwambiri
Kuchepetsa malire a mankhwala poyerekeza ndi mapulaneti ena
Chiuno ndi mawonekedwe osinthika a polystyrene. Polystyrene ali wokhazikika, koma m'chiuno umaphatikizapo zowonjezera za mphira kuti zitheke kukana. Chifukwa chake akadali okhudzana, m'chiuno ndi cholimba komanso cholimba kuposa nthawi ya polystyrene wamba.
Zimatengera kugwiritsa ntchito:
HDPPA imapereka bwino kwambiri ndi kugwiritsa ntchito mankhwalawa, ndipo ndizosinthasintha.
Chiuno chimakhala chosavuta kusindikiza ndipo ali ndi bata labwino la ntchito monga phukusi kapena chikwangwani.
Pansi pa malo osungirako bwino (ozizira, owuma kutali ndi dzuwa), m'chiuno mapepala amatha zaka zingapo. Komabe, kuwonekera kwa nthawi yayitali kwa kuwala kwa UV kapena chinyezi kungakhudze mphamvu zawo.
Ndipo m'chiuno amagwiritsidwa ntchito pogwiritsa ntchito mafakitale, m'chiuno sioyenera makonda a zamankhwala ngati zosintha bondo. Zipangizo monga Tinium anloys ndi ma polthethylene-kulemera-kulemera kwa polyethylene (UHMWPE) amasankhidwa chifukwa cha ma roocomatwo komanso akugwira ntchito yayitali.
Chiuno chimatha kusokoneza pakapita nthawi chifukwa cha:
Kuwonetsedwa kwa UV (kumayambitsa britless ndi discolows)
Kutentha ndi chinyezi
Malo osungira
Kuwonjezera alumali, sungani m'chiuno m'malo olamulidwa.