Imitya yokutywina ye-PVC iye yaba yinto oyithandayo yomnyango weplastiki kunye nemigca yokutywina yefestile kuba engagungqi kwaye kulula ukuyidlela. Kodwa yiminyaka engama-2-3 kuphela, kwavela ingxaki. Ukwahlulahlula-hlulwa kwephaphariyeli zepvc, ingxaki enzima yeshishini yamanye amazwe, ibonakaliswe ngokucacileyo kwimitya yokutywinwa kwe-PVC.
Ngenxa yokwahlula-hlulwa kweplastiki, iprofayili ingcoliswe ngumthi werabha, ubude bunqunyulwe, icandelo elaphukileyo linqunyulwa, kwaye iingxaki zokungaqhelekanga. Nangona kunjalo, isitayile sendibano yaseTshayina, ukuncitshiswa kweendleko ze-Chinese-isitayile, kunye nokhuphiswano lwexabiso eliphantsi lomnyango kunye nabavelisi befestile yokutywina bakhokelele ekusebenziseni iiplastiki ezinesiphene kunye ne-PVC ehlaziyiweyo yeshishini lonke lokutywina. Ukuphela kwePVC yokutywina i-PVC yokutywina iqala ukuvela.
I-EPDM EPDM TOLS Brings ekuqaleni kuka-2000, ilizwe lakhupha i-odolo ye-Polyvinyl chlorinkl i-PVC yokutyhobosha imitya ye-EPDM ye-EPDM EPOLS kunye ne-MVQ Subs. I-EPDM yokutywina umtya, umtya wenqanaba eliphezulu lokutywina olusetyenziswa kwiimoto kunye nololiwe, ekugqibeleni yamkelwe lishishini lokwakha.
Ngapha koko, yayisetyenziswa ngokubanzi emnyango kunye nomzi-mveliso wefestile emva kwe-2002. Ngelo xesha, iingcango kunye neefestile zangena kwixesha le-Aluminium eyaphukileyo. I-EPDM iba nesinxibelelanisi esineempawu eziphezulu zokutywina ngenxa yeepropathi zayo ezibalaseleyo kunye nokunganyangeki kakuhle. Ngo-2011, wachaphazeleka yioyile yamazwe kunye nezinye izinto, amaxabiso e-Ethylene Proplenene aorording, ngoko ke ubulumko bokutywina, kwaye irabha ye-China yaqala ukusetyenziswa ngamanani amakhulu, kwaye yonke imarike yophawu yokutywina yaqala ukusetyenziswa. Amatywina amnandi anzima ukuza. Umnyango kunye nefestile yokutywina kwefestile @ 门 Iwindows Kukho umphathi kumsebenzi ofanayo kule dolophu, kwaye i-70% ye-Ethylene yeLizwe-proplenene ivela kuthi.
I-Silicone Ruber yokutywina i-Strip ayisiyonto ininzi imibandela yokutya, kodwa ayinjalo. Irabha ye-Silicone inembali yamashumi eminyaka e-China. Unyango kunye nabavelisi bokutywina betywina iwindows zezintandokazi zerabha kule minyaka imbalwa idlulileyo, kwaye zibuthathaka kakhulu. Kwiminyaka yakutshanje, iindleko ziye zancitshiswa ngokuthe ngcembe, kwaye ngokuthe ngcembe zasetyenziswa ngokokwakha amatywina.
Xa kuthelekiswa nerabha-ye-Ethylene-Proplene, inzuzo yerabha ye-Silicone ngokutywina kunye nokusebenza kwe-shrintage, ke irabha ye-Silicone inokuthi ihlale i-300 ° CARBEY irabha. Irabha ikwi-180 ° C. Ngaphantsi kobushushu obufanayo, ubomi berabha ye-Silicone buphindwe kabini ngerakhi ye-Ethylene Propylene, kwaye ubomi benkonzo bude. Kwaye inobukrelekrele obuhle kakhulu, obungenatyhefu, ongenabungozi, irabha ye-silicone ihle kakhulu, ukuxhathisa irabha yerabha kunye neminye imisebenzi yerabha kunye nenye ye-ozone kunye ne-themophering kunye ne-themosteric offic yokugungxula i-on-° C (okanye ngaphezulu Iqondo lokushisa). Ke irabha ye-silicone yelokhetho olufanelekileyo lokwakha amatywina lokwakha kwixesha lanamhlanje.
IXESHA LOKUQALA: UPE-01-20233