Kuyambira 1998 Munich International malasha Union LGU kugawa mpweya Komiti msonkhano womwewo mwamphamvu analimbikitsa ntchito PE m'manda gasi payipi monga kugawa ndi kufala chitoliro, patatha zaka zoposa 10 za kafukufuku wa sayansi ndi kamangidwe chitukuko padziko lonse, payipi PE wakhala ayamba chizolowezi mitundu yambiri, ntchito zambiri zazikulu za chitoliro.Zafika pafupifupi zaka 20, zinthu za pulasitiki zitoliro zimakwera osati kuchuluka kokha, ndipo zimakula kwambiri pamtundu ndi mawonekedwe.Chitoliro cha PE chitoliro cha PE chimagwiritsidwa ntchito makamaka pamapaipi am'matauni ndi kunja kwa zimbudzi ndi ngalande zanyumba, mipope yamadzi ndi ngalande yazimbudzi zamafuta onyansa, ndi manja oteteza mapaipi apansi panthaka ndi zingwe zolumikizirana.
Mu China, mipope PE makamaka m'gulu madzi ndi mpweya kufala PE chitoliro, kumanga madzi ndi Kutentha PE chitoliro, nyumba ngalande zimbudzi chitoliro, kukwiriridwa ngalande zimbudzi chitoliro, chingwe ndi chingwe m'chimake PE chitoliro, ulimi ulimi wothirira PE chitoliro, mafakitale PE chitoliro ndi PE coil pipe.Chitoliro cha PE chomwe chimapangidwa ndikugwiritsa ntchito mphamvu pang'ono, kuwononga chilengedwe pang'ono, magwiridwe antchito abwino azinthu ndi zabwino zina, zomwe zimakondedwa kwambiri ndi anthu ndi madipatimenti oyenera.Unduna wa Zomangamanga ku People's Republic of China udaperekanso chidziwitso cholimbikitsa kasamalidwe ndikulimbikitsa kupanga mapaipi apulasitiki.
M'zaka zaposachedwapa, 85% ya mipope mkati ngalande, kumanga mipope madzi, madzi otentha ndi Kutentha mapaipi a nyumba zogona latsopano mu dziko adzagwiritsa ntchito mipope latsopano Pe, ndipo kwenikweni kuthetsa mipope miyambo kuponyedwa chitsulo, mipope kanasonkhezereka zitsulo;Kugwiritsa ntchito mapaipi apulasitiki m'mapaipi operekera madzi akumidzi kudzafika 90%.Mu 2020, chitoliro cha PE cha China chinali matani 4,894,400, ndikukula kwa chaka ndi 7.19%.
PE chitoliro mankhwala chiyembekezo kusanthula m'tsogolo, chifukwa cha kufunika kwakukulu kwa chitoliro cha gasi ndi chitoliro cha madzi kumtunda, chitoliro cha PVC chaletsedwa mukumwa madzi akumwa chitoliro ndi zifukwa zina, PE chitoliro mu madzi pulasitiki chitoliro ndi kusankha bwino pakali pano.Pakali pano, chiwongola dzanja chapachaka cha kukula kwa chitoliro cha PE chadutsa chitoliro cha PVC-U, ndipo chakhala chitoliro chachiwiri chachikulu padziko lonse lapansi.M'zaka khumi zikubwerazi, kugwiritsidwa ntchito kwa chitoliro cha PE kudzawonjezeka, zomwe zidzabweretse mwayi wopanda malire wa bizinesi ndi chiyembekezo chogwiritsa ntchito kwa ogulitsa.
Nkhani: https://new.qq.com/omn/20210304/20210304A067YU00.html
Nthawi yotumiza: Jul-17-2022
