Ukungafihli:
PET yinto ecacileyo, eyenza ilungele ukupakishwa kwezicelo apho ukubonakala komxholo kubalulekile.
Khaphukhaphu:
PET yimathiriyeli ekhaphukhaphu, enenzuzo yokupakisha njengoko inceda ukunciphisa iindleko zothutho kunye nokusetyenziswa kwamandla.
Amandla:
Ngaphandle kobunzima bayo, PET yomelele kwaye yomelele. Inika amandla afanelekileyo omatshini, okwenza ukuba ilungele ukupakisha iimveliso ezifuna ukukhuselwa.
Ukumelana neMichiza:
PET iyaxhathisa kwiikhemikhali ezininzi, nto leyo eyenza ukuba ifaneleke ukugcina iintlobo ngeentlobo zeemveliso, kuquka ukutya neziselo.
Ukurisayikilisha:
Olunye lweempawu eziphawulekayo ze- PET kukusetyenziswa kwakhona kwayo. Inokuphinda isetyenziswe amatyeli amaninzi, ibe negalelo kuzinzo lokusingqongileyo.
Iinkcazelo Ngeempawu Zomqobo:
PET ineempawu zothintelo ezilungileyo ngokuchasene neoksijini, ikharbon diokside, kunye nokufuma, iyenza ilungele ukupakishwa kweemveliso ezifuna ukukhuselwa kwezi elementi.
Ukuguquguquka:
PET inokucutshungulwa kusetyenziswa iindlela ezahlukeneyo ezifana ne-injection molding, i-blow molding, kunye ne-extrusion, evumela ukuveliswa koluhlu olubanzi lweemveliso, kubandakanywa iibhotile, izitya kunye neefilimu.
Ukucaca:
PET inika ukucaca okugqwesileyo, okwenza kube yinto ekhethwayo yokupakisha imathiriyeli apho ukubonakala kwemveliso kubalulekile, njengakwimeko yeebhotile zesiselo ezicacileyo.
Isebenza kakuhle emalini:
PET sisixhobo esingabizi kakhulu, esibalulekileyo kwimveliso yobuninzi kunye nemveliso enkulu.
Ukumelana nobushushu:
PET inokumelana nobushushu okulungileyo, ukuyivumela ukuba imelane nobushushu obuqhelekileyo obufunyenwe ngexesha leenkqubo zokupakisha, ukuthutha, kunye nokugcinwa.
Ayisebenzi:
PET ayisebenzi ngokutya okuninzi kunye neemveliso zesiselo, iyenza ibe yimathiriyeli ekhuselekileyo nefanelekileyo yokupakisha izicelo kushishino lokutya nesiselo.
NjengoMvelisi oPhambili Iphepha le-PET uMvelisi---- Wallis
Iindidi ezahlukeneyo ze PET
I-Polyethylene terephthalate ( PET ) ingabakho kwiifom ezahlukeneyo okanye iintlobo ezisekelwe kwisakhiwo sayo se-molecular kunye neempawu. Iintlobo ezimbini eziphambili ze- PET ziyi-amorphous PET ( APET ) kunye ne-crystalline PET (C PET ). Uhlobo ngalunye luneempawu ezahlukeneyo kunye nezicelo:
I-Amorphous PET ( APET ):
Ukungafihli: APET iyabonakala kwaye icacile, ivumela ukubonakala okugqwesileyo kwemixholo epakishiweyo.
Ukuguquguquka: Kuguquguquka ngakumbi xa kuthelekiswa ne-crystalline PET , okwenza ukuba ilungele izicelo ezifuna ukugoba okanye ukubunjwa.
Ukucutshungulwa: APET isoloko isetyenziselwa ukusetyenziswa kwe-thermoforming, apho ubushushu busetyenziselwa ukubumba izinto kwiimilo ezithile.
Usetyenziso: Iqhele ukusetyenziselwa iitreyi zokupakisha, ukupakishwa kwamadyungudyungu, kunye nezikhongozeli ezicacileyo.
ICrystalline PET (C PET ):
Ukuqina: I-C PET iqinile kwaye inomlinganiselo ophezulu wokunyibilika xa kuthelekiswa ne-amorphous PET .
Ukumelana nobushushu: Inokumelana nobushushu okugqwesileyo, iyenza ifaneleke kwizicelo ezibandakanya ukuvezwa kumaqondo obushushu aphezulu, anje ngeetreyi ezi-ovenable.
Ukucutshungulwa: I-C PET isetyenziswa rhoqo kwi-injection molding kunye neenkqubo ze-extrusion ngenxa yokuqina kwayo.
Usetyenziso: Isetyenziswa kakhulu ukupakisha efuna ukumelana nobushushu, okufana neetreyi zokutya ezifakwe kwi-microwave, izikhongozeli ezikwazi uku-ovenable, kunye neebhotile zesiselo ezithile.
Irisayikilishwe kwakhona PET ( RPET ):
Uzinzo: I-Recycled PET ithathwe ekusetyenzisweni kwakhona kweemveliso zasemva komthengi PET .
Iipropati: Ngelixa iipropathi zinokwahluka ngokusekelwe kwinkqubo yokurisayikilishwa, rPET iqhele ukusetyenziswa kwizicelo apho uzinzo lubalulekile.
Usetyenziso: Isetyenziswa kwimveliso yeebhotile ezihlaziyiweyo PET , izikhongozeli, kunye nezinye izinto zokupakisha.
PETG (iGlycol-Modified PET ):
Ukucaca: PETG inika ingcaciso efana ne- APET kwaye isoloko isetyenziswa kwizicelo apho ukungafihli kubalulekile.
Ukuchasana neMpembelelo: Kuphuculwe ukuchasana kwempembelelo xa kuthelekiswa nomgangatho PET , okwenza ukuba ifaneleke kwizicelo ezifuna ukuqina.
Izicelo: Ngokuqhelekileyo zisetyenziswa kwimveliso yokupakisha ecacileyo, imiboniso, kunye nezixhobo zonyango.
I-Biodegradable PET :
Ikhathalelana nokusiNgqongileyo: Ezi PET zahluka ziyilelwe ukuthotywa kwebhayoloji phantsi kweemeko ezithile, zinika enye indlela evumelana nokusingqongileyo.
Iipropati: I-Biodegradable PET igcina ezinye zeempawu eziphambili zemveli PET kodwa ngenzuzo eyongezelelweyo yokunciphisa impembelelo yokusingqongileyo.
Usetyenziso: Isetyenziswa kwizisombululo zokupakisha ezikhathalela indalo.
NjengoMvelisi oPhambili Iphepha le-PET uMvelisi---- Wallis