Ethylene glycol-based antifreeze: hom, sib txawv, muaj pes tsawg leeg

2024 Tus sau: Erin Ralphs | [email protected]. Kawg hloov kho: 2024-02-19 16:10

Hnub no, kev ua lag luam tshuaj tiv thaiv kab mob rau lub tsheb radiators tau ntim nrog cov khoom lag luam raws li ethylene glycol. Cov khoom no muaj ntau yam zoo hauv kev ua haujlwm. Lub durability ntawm lub tshuab ua kom txias, nrog rau kev ua haujlwm ntawm lub cav, nyob ntawm qhov kev xaiv kom raug rau lub tshuab ua kom txias.

Ethylene glycol antifreeze muaj qhov chaw khov qis, uas nyob ntawm qhov concentration ntawm cov tshuaj. Cov kua hauv qhov txias txias pib crystallize nyob rau hauv thaj tsam ntawm 0 txog -70ºС. Thaum xaiv cov khoom zoo antifreeze, nws yog ib qho tsim nyog yuav tau coj mus rau hauv tus account cov kev ua haujlwm ntawm lub tshuab. Thaum lub caij ntuj sov, nws yuav tsum txias lub cav kom zoo li sai tau. Thaum lub caij ntuj no, cov kua yuav tsum tsis txhob khov txawm tias nyob rau hauv qhov hnyav heev.

hom tshuaj tiv thaiv kab mob

Hnub no muaj ob hom tshuaj tiv thaiv kab mob - carbosilicate thiab silicate tshuaj. Hom thib ob yog siv hauv cov tsheb qub. Tus neeg sawv cev nto moo tshaj plaws ntawm chav kawm ntawm cov nyiaj no yog tshuaj tiv thaiv. Silicate antifreezes muaj ntau qhov tsis zoo, yog li lawv tsis siv rau cov tsheb txawv teb chaws.

Silicate-free antifreeze raws li ethylene glycol yog qhov zoo dua rau cov tsheb tshiab txawv teb chaws. Cov additives uas ua rau cov khoom, thaum lub sij hawm ua hauj lwm ntawm lub tsheb, khom tshwj xeeb tshaj yog nyob rau hauv cov cheeb tsam uas muaj corrosion. Qhov no tau ua tiav los ntawm kev suav nrog cov khoom siv organic hauv qhov muaj pes tsawg leeg ntawm cov khoom. Hauv qhov no, lub cav txias tag.

Silicate ntau yam raws li ethylene glycol npog tag nrho cov sab hauv ntawm cov hlab nrog cov khoom siv tsis zoo. Lawv tiv thaiv kev tsim ntawm corrosion, tab sis tib lub sij hawm txo qhov muaj peev xwm txias ntawm lub cev.

Cov tshuaj tiv thaiv kab mob

Ethylene glycol-raws li tshuaj tiv thaiv kab mob muaj qhov tshwj xeeb. Lawv cov yam ntxwv tseem ceeb nyob ntawm qhov no. Nyob rau hauv nws daim ntawv ntshiab, ethylene glycol zoo li ib yam khoom oily. Nws qhov chaw khov yog -13ºС, thiab qhov kub ntawm qhov kub yog +197ºС. Cov khoom no yog tuab heev. Ethylene glycol yog cov tshuaj lom neeg muaj zog. Cov tshuaj no yog tshuaj lom, tshwj xeeb tshaj yog tom qab tag nrho nws cov peev txheej. Khib nyiab pov tseg raws li ethylene glycol, muaj pes tsawg leeg ntawm cov hlau hnyav thaum ua haujlwm, yuav tsum muab pov tseg kom zoo.

Thaum sib xyaw nrog dej, qhov chaw khov kho tuaj yeem txo qis (qis rau -70ºС ntawm qhov sib piv ntawm dej thiab ethylene glycol 1: 2). Organic thiab inorganic Cheebtsam yuav siv tau raws li additives. Thawj qhov kev xaiv yog qhov zoo dua. Corrosion inhibitors hnub no tuaj hauv 4hom: carboxylate, tsoos, organic thiab hybrid. Vim muaj qhov sib txawv ntawm cov khoom uas ua rau cov tshuaj tiv thaiv kab mob, cov khoom sib txawv ntawm cov khoom no tsis tuaj yeem sib xyaw. Txwv tsis pub, lawv yuav tsis sib haum xeeb, txo cov txiaj ntsig ntawm cov tshuaj.

Antifreeze xim

Thaum pib, ethylene glycol antifreeze, cov xim uas tuaj yeem pom ntawm lub Hoobkas, zoo li cov khoom pob tshab. Nws tsuas muaj ib qho tsis hnov tsw xwb. Txawm li cas los xij, cov tshuaj tiv thaiv tsis muaj xim. Dyes ntxiv los txheeb xyuas nws qhov zoo. Ntawm cov neeg tsav tsheb thiab nws pib mechanics, muaj kev faib tawm ntawm qhov zoo ntawm cov khoom siv los ntawm lawv, nyob ntawm nws cov xim. Muaj 3 pawg tshuaj tiv thaiv kab mob.

• Class G11 suav nrog nyiaj xiav thiab ntsuab. Cov no yog cov khoom siv pheej yig tshaj plaws. Lawv suav nrog ethylene glycol thiab silicate additives. Kev pabcuam lub neej ntawm cov tshuaj tiv thaiv kab mob no yog kwv yees li 30 txhiab km.
• chav G12 suav nrog cov tshuaj liab thiab liab. Lawv yog cov zoo dua. Lawv suav nrog ethylene glycol thiab organic additives. Kev pabcuam lub neej ntawm cov nyiaj no tuaj yeem ncav cuag 150-200 txhiab km. Txawm li cas los xij, lawv cov nqi ntau dua.
• Tseem muaj chav kawm thib peb - G13. Ntxiv rau cov khoom uas tau teev tseg hauv ntu dhau los, nws muaj propylene glycol. Cov xim ntawm cov khoom no feem ntau yog tus cwj pwm ntawm txiv kab ntxwv thiab daj hues.

Labeling system

Txhua ethylene glycol raws li tshuaj tiv thaiv kab mob rau txhuas radiators thiabloaded txias tshuab muaj dyes. Lawv tsis cuam tshuam rau cov yam ntxwv ntawm cov khoom hauv txhua txoj kev. Kev xaiv ntawm ib lossis lwm yam xim nyob ntawm qhov whim ntawm cov chaw tsim khoom. Tsis muaj cov qauv kev lees paub dav dav, nrog rau kev ntxiv cov dyes.

Cov cim qhia saum toj no, uas feem ntau coj mus rau hauv tus account los ntawm cov neeg tsav tsheb thiab cov kws kho tsheb pib, tau siv ua ntej hauv kev tsim cov German-ua VW coolant antifreezes. Cov nyiaj no nrov heev. Txawm li cas los xij, txawm tias qhov kev txhawj xeeb ntawm Volkswagen nws tus kheej twb tau hloov nws cov specifications. Niaj hnub no, cov chaw tsim khoom lag luam paub zoo no ua rau 3 chav kawm tseem ceeb ntawm cov organic-based antifreeze. Lawv cov cim muaj ua ntej G12++, G12+++ thiab G13. Yog li ntawd, ua ntej yuav ib yam khoom rau ib tug txias system, nws yog ib qhov tsim nyog yuav tau xyuam xim rau cov lus pom zoo ntawm lub chaw tsim tshuaj paus lub tsheb, nrog rau cov muaj pes tsawg leeg ntawm consumable khoom nws tus kheej. Tsis muaj ib qho cim rau txhua qhov tshuaj tiv thaiv.

Basic properties of antifreezes

Nyob rau hauv chav kawm ntawm lawv txoj haujlwm, cov tshuaj tiv thaiv kab mob ua kom pom ntau yam zoo. Lawv raug tswj los ntawm cov qauv thiab kev pom zoo ntawm cov tuam txhab tsheb. Nws yuav tsum raug sau tseg tias ethylene glycol yog cov tshuaj lom. Nrog rau kev txhim kho ntawm nws cov peev txheej, qhov ntsuas no nce. Muaj cov cai hais txog yuav ua li cas pov tseg cov pov tseg pov tseg raws li ethylene glycol. Lawv suav nrog ntau yam tsis zoo. Yog li ntawd, thaum hloov cov tshuaj tua kab mob, koj yuav tsum hu rau lub koom haum tshwj xeeb uas yuav muab pov tseg kom raug.

Nws tseem ceeb heev uas yuav tau xav txogfoaming ntawm antifreeze. Rau cov khoom tsim tawm hauv tsev, daim duab no yog 30 cm³, thiab rau cov khoom tuaj txawv teb chaws - 150 cm³. Lub wettability ntawm antifreeze yog 2 npaug ntau dua li cov dej. Yog li ntawd, lawv muaj peev xwm nkag mus rau hauv cov kab nrib pleb heev. Qhov no piav qhia lawv lub peev xwm ntws tawm txawm tias muaj microcracks.

Review of nrov hom

Hauv peb lub tebchaws, ntau hom tshuaj tiv thaiv kab mob raws li ethylene glycol tau siv. Cov neeg nyiam tshaj plaws suav nrog Felix, Alaska, Sintek, Long Life, Nord. Lawv yog cov yam ntxwv los ntawm kev pom zoo ntawm tus nqi thiab zoo.

Cov tshuaj tiv thaiv kab mob nthuav tawm yog tsim los rau cov xwm txheej hnyav ntawm peb cov huab cua. Tsis tas li ntawd, cov kab tsim khoom tso cai rau tus neeg tsav tsheb xaiv cov khoom tsim nyog rau lub cav ntawm nws lub tsheb. Cov khoom lag luam nthuav tawm tau zoo tiv thaiv qhov tsim ntawm corrosion, thiab tseem muab cov khoom cua txias zoo ntawm lub tshuab hluav taws xob.

Cov khoom lag luam nrov niaj hnub no hauv peb lub tebchaws tau zoo tiv thaiv lub tshuab hluav taws xob los ntawm kev tso nyiaj, tshwj xeeb tshaj yog nyob rau hauv lub twj tso kua mis, lub cav ntim thiab cov khoom siv.

Tshuaj xyuas cov tshuaj tiv thaiv kab mob "Sintec" G12

Thaum xav txog cov kev xaiv uas ethylene glycol-based antifreeze xaiv rau koj lub tsheb, koj thawj zaug yuav tsum tau xyuam xim rau cov cuab yeej xws li Sintec G12. Cov khoom xyaw ntawm no consumable muaj xws li ib tug complex ntawm organic additives. Cov cuab yeej no yog tsim los rau txhuas lub cev muaj zog, nrog rau lwm hom cav.

Lub crystallization kub ntawm antifreeze yog -41ºС. AvtoVAZ siv cov khoom nthuav tawm ua thawj zaug hauv cov cua txias. Nws muaj ntau yam kev ua haujlwm kub. Tus nqi qis kuj ua rau cov khoom nrov.

Felix tshuaj tiv thaiv kab mob

Cov tshuaj tiv thaiv kab mob nthuav tawm yog dav siv hauv tsheb thiab tsheb thauj khoom. Thiab qhov no yog qhov tseeb txawm tias cov tsheb uas muaj lub cev muaj zog, loaded engine, turbocharging. Cov tshuaj tiv thaiv kab mob no raws li ethylene glycol yog siv nyob rau hauv cov xwm txheej ntawm kev hloov pauv loj hauv qhov kub thiab txias. Cov txheej txheem tiv thaiv corrosion ua haujlwm xaiv. Nws cuam tshuam tsuas yog cov cheeb tsam uas cov kab xeb tau txiav txim siab.

Tus nqi ntawm cov khoom nthuav tawm kuj tseem qis. Multifunctionality thiab ntau yam kev siv ua rau Felix antifreeze nrov. Txawm li cas los xij, nws qhov kub ntawm crystallization yog me ntsis siab dua li qib tau tso cai los ntawm cov kev cai lij choj.

Totachi Long Life antifreeze tshuaj xyuas

Cov chaw tsim khoom ntawm Totachi Long Life yog lub tuam txhab Nyij Pooj. Cov khoom lag luam nthuav tawm los ntawm nws yog tsim los rau cov tshuab cua txias ntawm yuav luag tag nrho cov roj av lossis diesel xyaw. Cov khoom muaj xws li cov khoom siv organic. Kev khiav hauj lwm kub ntawm qhov uas nws tso cai rau kev khiav lag luam cov khoom siv tau ua raws li cov kev cai ntawm cov tuam txhab tsheb. Qhov kom zoo dua ntawm Japanese ua antifreeze yog lub neej ua haujlwm ntev. Nws hloov txhua 5 xyoos. Muab antifreeze rauRaws li ethylene glycol ncua lub neej ntawm tag nrho cov ntsiab lus ntawm lub tshuab cua txias.

Qee cov neeg siv nco ntsoov tias cov ntawv sau ntawm lub kaus mom tsuas yog ua lus Askiv thiab Nyij Pooj xwb. Qhov no ua rau qee qhov tsis xis nyob.

Tom qab xav txog qhov muaj pes tsawg leeg, cov yam ntxwv tseem ceeb uas ethylene glycol-based antifreeze muaj, koj tuaj yeem xaiv qhov kev xaiv zoo tshaj plaws rau koj lub cav. Xav txog kev tawm tswv yim los ntawm cov neeg siv khoom thiab cov kws tshaj lij ntawm cov npe nrov tshaj plaws ntawm cov khoom siv, nws yuav tsis nyuaj rau kev yuav khoom zoo.