Chingwe cha PET (chingwe cha poliyesitala) chakhala chida chomwe chimakonda kumangirira pamafakitale olemera, m'malo mwachitsulo chomangira zitsulo, kuyika njerwa, kuyika thonje, ndi kutchingira matabwa. Ndi mphamvu yolimba yofikira 600 N/mm², kusungika bwino kwambiri, komanso kugwira ntchito popanda dzimbiri, chingwe cha PET chimapereka mphamvu ngati chitsulo popanda zovuta zachitsulo. Malinga ndi kusanthula kwamakampani, lamba la PET limatha kulowa m'malo mwachitsulo muzochita zolemetsa, kuchepetsa mtengo wonse ndi 30-50% ndikuwongolera chitetezo cha ogwira ntchito ndikuchotsa kuipitsidwa kwa dzimbiri.