5W20 motor man: Bayani dalla-dalla, fasali da kuma sake dubawa

A engine - zuciya na abin hawa. Daga aikinsa dogara a kan daidai aiki na duk sauran raka'a da sunadaran. Saboda haka, a lokacin da dauke da fitar tabbatarwa shi yana bukatar kulawa ta musamman. A yadda ya dace da mota dogara a kan irin lubrication. Yau, direbobi fi son mota mai 5W20. Wani lokaci wasu mutane ba su ma kula da manufacturer ta shawarwari. Za mu fahimci dalilin da kasar shahararsa ta wannan samfurin.

kwafi

A lokacin da zabar wani mota mai shi wajibi ne don kula da mudu biyu - category na inganci da digiri na danko. A farko siga aka ƙaddara ta a hade da haruffa na Latin haruffa da kuma alama ce S for fetur injuna, da kuma alama ce C - Diesel jihar Kano. Alal misali, CC ko SJ. Zauna a kan ingancin da category so ba. Lura kawai cewa m wasi a ta biyu daga cikin haruffa daga farkon, da more zamani engine man fetur. Saboda haka, a cikin SJ aiwatar da wani karin ci-gaba da fasaha fiye da a cikin SH. Class ruwa danko denoted alama irin 5W20. Yana kayyade nawa danko sosai ruwa ne a daidai ko wani daban-daban na yanayi zafi. A daidai da wannan hunturu iri asirce man shafawa, za a iya labeled wata alama ce da W, da bazara - an ba kawai lambobi, da kuma duniya - a hade da hunturu da kuma bazara jerin. Saboda haka, 5W20 multigrade man fetur ne.

Mai danko da kuma zazzabi

Engine mai danko kai tsaye rinjayar da karko na engine. Idan wannan adadi ne ma low, da man shafawa zai gudãna daga gogayya engine aka gyara, ba tare da bayar da dogara da kariya. Conversely, idan high danko ruwa ba shi da lokacin da za a shiga tsakanin hali saman a lokacin farko-up, rage engine rayuwa. A danko wani ruwa ya dogara da yanayi zazzabi. A colder shi ne a waje, da thicker man zama, da hankali shi shimfidawa a kan gogayya sassa, amma mafi kyau na su dasu, m film yana tsawon. Amma idan a low yanayin zafi amfani da man fetur tare da wata babbar danko, shi kawai freezes da kullum ba su kunshe a cikin aikin.

5W20 man yana da isasshen daidaito taimaka m in aiki a lokacin engine farawa in winter, amma a lokaci guda ba ya zama ma ruwa a na yanayi yanayin zafi sama da daskarewa. A cikinta ta'allaka daya daga cikin halaye na lubrication a cikin wannan category.

kinematical danko

Lubrication ga bazara lokaci ya zama na high danko, wanda wajibi ne ga ganiya engine aiki a wani fanni na aiki yanayin zafi. Winter mai, da bambanci, yana da wani low danko, wanda facilitates farawa daga cikin engine. Duk da haka, suna jin wutar up, da samfurin hasarar da inganci. A duk-weather man shafawa, kamar yadda a cikin yanayin mai 5W20, dole ne a lokaci guda tare da cika wadannan yanayi biyu. Kinematic danko, wanda shi ne mafi hali na bazara man fetur, m at zazzabi na 100 ^° C, wannan adadi ne a wani fanni zuwa kakar abinci.

Rage kinematic rarrabẽwa a kasa dokin manyan zuwa wani m lalacewa na crankshaft da camshaft sassa na crank inji. Kara guda sakamakon a wani "yunwa" powerplant scuffing da kuma wanda bai kai ba lalacewa.

tsauri danko

All-weather man shafawa, kamar yadda a cikin yanayin da mai 5W20, dole ne kuma suna da halaye na hunturu samfurin. An halin da tsauri danko, wanda, bi da bi, aka ƙaddara da sharudda biyu:

• tuƙa - iyakar canja yawa daga lubrication a cikin abin da crankshaft farawa juyawa zama dole domin da sanyi fara gudu.
• pumpability - iyakar danko na mai, wadda tabbatar da cewa mai famfo ba zai tsotso iska maimakon man shafawa.

tsauri danko rajistan shiga aka gudanar a kan wani musamman tsayawar a wani iska zazzabi. Domin da man danko sa 5W shi ne daidai -35 ^° C

Halaye na engine man 5W20

Tabbatar da dalilin da engine man bayani dalla-dalla yi a yanayi kamar yadda kusa da gaskiya. Manuniya an ayyana a musamman matukin jirgi shuke-shuke, kamar da mini-Rotary viscometer ko na'urar kwaikwayo sanyi fara.

Sau da yawa sosai masana'antun gwada samfurin a kan tsauri danko. Saboda haka yi kamfanonin "Ford", "Mercedes", "Hyundai". Su mai 5W20 bai sauya ba ta danko halaye ko a sosai high aiki yanayin zafi, wanda kare da engine lalacewa a lokacin tsanani cunkoso.

Mai 5W20 da 5W40

Saboda babban kudin da low na ruwan dare, da yawa direbobi fi son cika a cikin mota maimakon man fetur 5W20 5W40 iri. A daidaitar wannan mataki za a iya tambayar su. Mutane da yawa zamani masana'antun bayar da shawarar yin amfani da low-danko mota mai saboda ci-gaba engine zane. A musamman, da yawa ikon shuke-shuke rage clearances a gogayya da nau'i-nau'i, akwai na musamman tsarin yana da lokaci da kuma wasu halaye. Domin daidai engine aiki, zafi kau wajibi ne a cikin bushings da man fetur na low danko, kamar a 5W20.

Bisa ga sake dubawa, 5W20 da 5W40 mai samar da uniform da kuma barga engine aiki, duk da haka, a lokacin da amfani da farko embodiment bayyana muhimmanci kasa breakage da kuma matsalar aiki na samfur na da ikon shuka kusan ba ya lura. A daya hannun, da yin amfani da 5W40 sa ba zai zama m zuwa ga mota.

Features 5W20 man fetur daga Castrol

Don kwanan wata, a gane manufacturer na engine man fetur ne kamfanin Castrol. Musamman ma "Castrol" mai 5W20 for "Ford" da sauran mota brands ne saboda ta sinadaran dabara. Kamar yadda wani ɓangare na man shafawa waxes ne gaba daya ba a nan, don haka samfurin ba daskare ko a sosai low yanayin zafi. The man fetur yana da babban oxidative matakai juriya yi saboda da gaban sulfur kwayoyin halitta, phosphorus da chlorine a cikin abun da ke ciki na Additives. By kanta, da man shafawa ba a cakuda daban-daban kayan, da kuma kama da samfur. Mai bada shawarar yin amfani da manufacturer ta shawarwari, yayin da ba hadawa da cewa wasu brands.