Chingwecho kapena chopondera chakunja ndi chopanda tanthauzo mu chingwe chowoneka bwino, makamaka zopangidwa ndi zinthu zopanda pake za pa Peon ndi PVC, komanso zotupa za Flamentard.
1. Pepala
Pe ndi chidule cha polyethylene, chomwe ndi polymer compound yopangidwa ndi polyserization wa ethylene. Zinthu zakuda za polyethylene zimapangidwa ndi kusakanikirana kofananira ndi polyethylene zitseko ndi stabilitarle, kaboni wakuda, antioxidant komanso pulasitiki mu gawo lina. Zipangizo zolimbitsa thupi za polyethylene kwa zingwe zowoneka bwino zimatha kugawanika polyethylene (ldpe), sing'anga), sing'anga) moyenerera (hdpe) molingana ndi kachulukidwe. Chifukwa cha zopondera zawo zosiyanasiyana komanso zida zawo zochulukitsa, zimakhala ndi zida zosiyanasiyana. Kutsika kwambiri polyethylene, komwe kumadziwikanso ngati polyethylene, umapangidwa ndi kukopera kwa ethylene kukulumizitsa kwambiri (kuposa ma 1500) pa 200- 300 ° Chifukwa chake, unyolo wa ma polyethylene amakhala ndi nthambi zazitali za kutalika kosiyanasiyana, ndi nthambi yayitali, yosakhazikika, makristallity yotsika, komanso kusinthasintha kwa makwerero. Kuchulukitsa-polyethylene, komwe kumadziwikanso kuti ndi otsika polyethylene, amapangidwa ndi polylene wa ethylene pakupanikizika (1-5ms) ndi 60-80 ° ndi alumium. Chifukwa cha kuchuluka kwa kulemera kwapamwamba kwambiri polyethylene komanso makonzedwe a mamolekyulu, ali ndi zida zabwino, kugwiritsa ntchito mankhwala abwino komanso kutentha kwakukulu kogwiritsa ntchito. Mitundu yapakatikati-quyethylene imapangidwa ndikuphatikiza poulthylene kwambiri komanso kuchepa kwa polyethylene molder ndi protene. Chifukwa chake, magwiridwe antchito a sing'anga-valveylene ali pakati pa zomwe zimapezeka kwambiri polyethylene komanso zotsika kwambiri polyethylene ndipo zimabzala mphamvu kwambiri polyethylene. Mzera wotsika-wotsika polyethylene amapatulidwa ndi gawo lotsika la gasi kapena njira yothetsera ethylene monomer ndi 2-olefin. Kuchulukitsa kwa mzere wotsika-koyera polyethylene kuli pakati pa kachulukidwe kakang'ono komanso kachulukidwe kwambiri, motero ali ndi chilengedwe kuti chilengedwe chikulimbana. Kupsinjika kwa chilengedwe kukana kukana ndi chizindikiro chofunikira kwambiri chodziwitsa mtundu wa zinthu za pazinthu. Zimatengera izi zomwe zimapangitsa kuti chidutswa cha kuyesedwa chikugonjetsedwa ndi chilengedwe kuchilengedwe. Zinthu zomwe zikukhudza kupsinjika zakuthupi zimaphatikizapo: Kuchepetsa thupi molecular, kuwonjezeka kwa kulemera kwa ma chrocula, ndi micrestrucy ya ma molecular unyolo. Chokulirapo kunenepa kwambiri, wonenepa kwambiri magawano olemera, kulumikizidwa kwambiri pakati pa chofunda, kukhala bwino kwachilengedwe kutsutsana ndi nkhaniyo; Nthawi yomweyo, ma crystalliza omwe amakhudzanso chizindikiritso ichi. Kutsitsa makristali, kukokomeza kwa chilengedwe kutsutsana ndi zomwe zachitika. Mphamvu yakuwoneka ndi mmodzi yopuma pazinthu zopumira ndi zisonyezo zina kuti muyeze magwiridwe ake, ndipo imatha kuneneranso kumapeto kwa zomwe zagwiritsidwa ntchito. Zogwirizana ndi kaboni m'magulu amatha kukana kukokoloka kwa maulendo a ultraviolet pazinthuzi, ndipo antioxaxxidants amatha kusintha zinthu zonyozedwa ndi zinthuzo.
2. Mphete ya PVC
PVC Flame retard Zofotokoza zimakhala ndi maatomu a chlorine, omwe adzayake lawi. Mukamayaka, idzawola ndikumasula mpweya wambiri ndi woopsa. Nthawi yomweyo, zinthu za PVC zimagwirizanitsa bwino komanso kufutukula kosinthana, ndipo zimagwiritsidwa ntchito kwambiri m'mizere yopanda mkati.
3. Flamel-Free Flame Boath Sheath
Popeza polyvinyl atulutsa mpweya wa poizoni poyaka, anthu apanga matope otsika, omwe ndi, omwe amatulutsa moto wowoneka bwino kukwera ndi kupewa kuyaka. Popeza itorganic Flardants amawonjezeredwa ku zinthu zopanda pake zowuma kwambiri, zomwe zimachititsa kuti ma poizoni azichulukira. Nthawi yomweyo, anin ndi atorganin Flamertonts ndi zinthu zosiyanasiyana za magawo awiri. Pakukonzekera, ndikofunikira kupewa kusakanikirana kopanda moto m'malo mwakwanuko. Mafuta a Itorgenates ayenera kuwonjezeredwa m'njira zoyenera. Ngati gawoli ndi lalikulu kwambiri, mphamvu yamakina ndi mtunda wopuma pa zinthuzo zidzachepetsedwa kwambiri. Zizindikiro zowunikira moto wobwezera zopaka moto wa Halogen-Free Flardants ndi mlozera wa oxygen ndi utsi. Mlozera wa oxygen ndi oxygen ndende yofunika kwambiri kuti ikhalebe yokhazikika pothina mafuta osakanikirana ndi mpweya. Chokulirapo cha oxygen, wabwino kwambiri walanda wobwezeretsa zinthu. Kukhazikika kwa utsi kumawerengeredwa ndikuyezera mtengo wofanana ndi utsi womwe umapangidwa ndi utsi womwe umapangidwa ndi zinthu zina ndi kutalika kwamiyendo. Kutsitsa utsi, kutsitsa kwa utsi komanso kukhala bwino ntchito.
4..
Pali zochulukirapo zothandizirana ndi zingwe zothandizira (Adss) atagona mu nsanja imodzi ndi magetsi kwambiri pamizere yolumikizirana mu mphamvu. Pofuna kuthana ndi chizolowezi cha magetsi apamwamba pamutu wa chinsinsi, anthu apanga ndikupanga zingwe zatsopano za kaboni, ndikugawa zowonjezera zapamwamba kuti zikhale ndi magetsi osagwira bwino.
Post Nthawi: Aug-26-2024