Views: 0 Author: Site Editor Ɣeyiɣi si Wotae: 2024-12-10 Dzɔtsoƒe: Teƒe
Rababa, si nye nusi woate ŋu azã le mɔ vovovowo nu si wozãna le dɔwɔƒewo katã, toa dzɔdzɔme tsitsi ƒe ɖoɖo aɖe si ate ŋu akpɔ ŋusẽ ɖe eƒe nyonyome kple dɔwɔwɔ dzi vevie la me. Nudzɔdzɔ sia gɔmesese le vevie ŋutɔ, elabena ekpɔa ŋusẽ ɖe rababanuwo ƒe anyinɔnɔ kple woƒe dɔwɔwɔ dzi tẽ le dɔwɔwɔ siwo tso ʋuwo dzi va ɖo yamenutomeyimɔ̃wo dzi. Nu vovovowoe kpɔa ŋusẽ ɖe tsitsi ƒe ɖoɖoa dzi, siwo dometɔ aɖewoe nye nutome ƒe nɔnɔme, atikewo ƒe agbɔsɔsɔ, kple mɔ̃wo ƒe nuteɖeamedzi. Ne míeku nu me tsitotsito le rababa ƒe tsitsi ƒe nu sesẽwo ŋu la, míate ŋu ato mɔnu siwo dzi míato aɖe eƒe ŋusẽkpɔɖeamedzi dzi akpɔtɔ eye míana nusi wotsɔ wɔe la nanɔ agbe didi wu. Ne èdi be yeaku nu me tsitotsito tso rababa ƒe dɔwɔwɔ vovovowo ŋu la, yi Aŋe.
Atikewo kple dzɔdzɔmeŋusẽwo siaa ƒe tɔtrɔe ɖea dzesi le rababa ƒe tsitsi ŋu. Le atikewo gome la, oxidation, hydrolysis, kple cross-linking nye nuwɔna siwo bɔ siwo trɔa rababa ƒe molecule ƒe wɔwɔme. Tɔtrɔ siawo ate ŋu ana wòasesẽ, agbã, alo be eƒe lãme nasẽ. Le ŋutilã me la, nusi wotsɔ wɔe ate ŋu aɖe eƒe gowo ƒe gbegblẽ, amadede ƒe tɔtrɔ, kple eƒe tenɔnɔ ƒe ŋusẽ si dzi ɖe kpɔtɔ afia. Tɔtrɔ siawo gɔmesese le vevie ŋutɔ be woagblɔ alesi rababa-nuwɔnawo anɔ agbee ɖi ahawɔ nusiwo ate ŋu anɔ te ɖe tsitsi nu.
Nutome ƒe nɔnɔme wɔa akpa vevi aɖe le rababa ƒe tsitsi me. Ne wokpɔ keklẽŋusẽ si woyɔna be ultraviolet (UV), ozone, kple dzoxɔxɔ gã aɖe la, enaa nusiwo gblẽna kabakaba. UV keklẽ gblẽa polymer kɔsɔkɔsɔwo me, si wɔnɛ be woƒe gowo me gbãna eye wogbãna. Ozone, si nye ya si wɔa dɔ ŋutɔ, dzea kadodo eve siwo le rababa me dzi, si wɔnɛ be gbagbãƒewo dona le nuteɖeamedzi me. Dzoxɔxɔ si nu sẽ ate ŋu ana ŋusẽkpɔɖeamedzi siawo nagado gã ɖe edzi to atikewo ƒe dɔwɔwɔ ƒe ablaɖeɖe dzi ɖeɖe kpɔtɔ me. Be woawɔ avu kple kuxi siawo la, zi geɖe la, adzɔnuwo wɔlawo tsɔa nusiwo nana ame ƒe lãme nɔa te kple nusiwo tsia dzoxɔxɔ nu dea rababa ƒe atikewo me.
Mɔ̃wo ƒe nuteɖeamedzi, siwo dometɔ aɖewoe nye eƒe keke, eƒe nutete, kple eƒe ʋuʋu, nana rababa tsina. Nuteɖeamedzi ƒe tsatsam enuenu ate ŋu ana ɖeɖi nate ame ŋu, si ana wòagbã nu suesuesuewo eye mlɔeba wòado kpo nu. Mɔ̃ɖaŋununya ƒe nuteɖeamedzi kple nutomenuwo abe ozone ƒe agbɔsɔsɔ ene ƒe kadodo ɖekae nana ame tsitsi kabakaba wu. Ele be mɔ̃ɖaŋudɔwɔlawo nabu nu siawo ŋu ne wole rababa ƒe akpa aɖewo wɔm na dɔ sesẽwo abe ʋu ƒe tayawo kple dɔwɔƒewo ƒe nutrenuwo ene.
Rababa ƒomevi nyuitɔ tiatia le vevie ŋutɔ be woaɖe tsitsi ƒe ŋusẽkpɔɖeamedzi dzi akpɔtɔ. Rababa siwo wowɔ, abe ethylene propylene diene monomer (EPDM) kple fluoroelastomers ene, te ŋu nɔa te ɖe nutomenuwo nu nyuie wu ne wotsɔe sɔ kple dzɔdzɔme rababa. Wozãa nu siawo zi geɖe le dɔ siwo bia be woanɔ anyi eteƒe nadidi eye atikewo nate ŋu anɔ te ɖe enu o me. Ne èdi nyatakaka bubuwo tso EPDM ƒe dɔwɔwɔ le mɔ vovovowo nu ŋu la, dzro eme Aŋe.
Ne wotsɔ nusiwo wotsɔ kpe ɖe eŋu kple nusiwo nana nuwo nɔa te sesĩe de rababa ƒe atikewo me ate ŋu ana woƒe tsitretsitsi ɖe tsitsi nu nadzi ɖe edzi ŋutɔ. Antioxidants xea mɔ na oxidative ƒe gbegblẽ to free radicals ɖeɖeɖa me, gake UV stabilizers ya xɔa keklẽ si gblẽa nu le ame ŋu. Nusiwo wotsɔ yɔa nu me, abe carbon black kple silica ene, naa mɔ̃ɖaŋunuwo nyona ɖe edzi eye woɖea nuteɖeamedzi siwo le nutoa me ƒe ŋusẽkpɔɖeamedzi dzi kpɔtɔna. Wotrɔ asi le atike siawo siwo wotsɔ kpe ɖe eŋu la ŋu na dɔ tɔxɛ aɖewo wɔwɔ be woawɔ dɔ nyuie wu eye woanɔ agbe didi.
Ametakpɔnu siwo wotsɔ blaa nu nye mɔnu nyui bubu si dzi woato aɖe rababa ƒe tsitsi dzi akpɔtɔ. Nusiwo wotsɔ blaa nu la wɔa dɔ abe mɔxenu ene na UV keklẽ, ozone, kple atikewo ƒe dɔwɔwɔ, si wɔnɛ be nusi wotsɔ wɔe ƒe agbenɔƒe didi. Le kpɔɖeŋu me, wozãa nusiwo wotsɔ silicon wɔe le ʋuwo kple yamenutomeyimɔ̃wo me geɖe le esi wote ŋu nɔa te ɖe yame ƒe nɔnɔme nu nyuie eye wonɔa anyi didina ta. Nusiwo wotsɔ blaa nu siawo ɖea vi ŋutɔ na rababa ƒe akpa siwo wodo ɖe nɔnɔme sesẽwo me.
Ʋudɔwɔƒewo ɖoa ŋu ɖe rababa ŋu vevie hena eƒe akpa aɖewo abe taya, nutrenu, kple hose ene. Zi geɖe la, wozãa rababa siwo te ŋu nɔa te ɖe tsitsi nu, abe EPDM kple fluoroelastomers ene, tsɔ kpɔa egbɔ be wonɔa anyi didina eye wowɔa dɔ nyuie. Le kpɔɖeŋu me, amewo lɔ̃a EPDM le esi wòte ŋu nɔa te ɖe dzoxɔxɔ, ozone, kple yame ƒe nɔnɔme ƒe tɔtrɔ nu nyuie ta, si wɔe be wòsɔ nyuie na ʋuwo ƒe nutrenuwo kple gasketwo. Ne èdi be yeanya nu geɖe tso EPDM ƒe dɔbiagbalẽviwo ŋu la, yi Aŋe.
Le yamenutomeyimɔ̃wo gome la, ele be rababa ƒe akpa aɖewo nate ŋu anɔ te ɖe nɔnɔme sesẽwo nu, siwo dometɔ aɖewoe nye teƒe kɔkɔwo, dzoxɔxɔ ƒe tɔtrɔ, kple ozone ƒe dzedze. Wozãa fluoroelastomers zi geɖe le dɔwɔƒe sia le esi wòte ŋu nɔa te ɖe tsitsi kple atikewo ƒe gbegblẽ nu etɔxɛe ta. Nu siawo le vevie na nutrenu, gasket, kple hose siwo le yameʋuwo kple yamenutomeyimɔ̃wo me, si wɔnɛ be wole dedie eye kakaɖedzi le wo ŋu.
Rababa nye nu vevi aɖe le dɔwɔƒewo ƒe mɔ̃wo me, afisi wozãnɛ le tsɔ wɔa alidziblanu, hose, kple ʋuʋudedi si xea mɔ na ʋuʋudedi. Tsitsi ƒe ɖoɖoa ate ŋu agblẽ nu le akpa siawo ƒe dɔwɔwɔ ŋu, si ana dɔwɔnuwo nado kpo dɔwɔwɔ eye woadzudzɔ dɔwɔwɔ. Ne wotia rababa siwo metsi o eye wotsɔ ametakpɔnu de wo me la, adzɔnuwo wɔlawo ate ŋu ana kakaɖedzi nanɔ dɔwɔƒewo ƒe mɔ̃wo ŋu eye woawɔ dɔ nyuie wu.
Alesi rababa tsinae nye nudzɔdzɔ sesẽ aɖe si dzi atikewo, dzɔdzɔmenuwo, kple nutome ƒe nɔnɔmewo kpɔa ŋusẽ ɖo. Mɔnu siawo gɔmesese le vevie ŋutɔ be woato mɔnu siwo dzi woato ana nusi wotsɔ wɔe la nanɔ anyi eteƒe nadidi eye wòawɔ dɔ nyuie wu la toto vɛ. To nusiwo sɔ tiatia, nusiwo wotsɔ kpe ɖe eŋu dede eme, kple ametakpɔnu siwo wotsɔ blaa wo ŋu la, adzɔnuwo wɔlawo ate ŋu aɖe tsitsi ƒe ŋusẽkpɔɖeamedziwo dzi akpɔtɔ eye woadidi rababanuwo ƒe agbenɔƒe ɖe edzi. Ne èdi be yeanya nu geɖe tso rababa ƒe nɔnɔmewo kple eŋudɔwɔwɔ ŋu la, dzro eme Aŋe.