Wanne man ne mafi alhẽri - 5W30 ko 5W40 (hunturu)? A mafi kyau mai for hunturu

Fadada zazzabi kewayon 5W30 da 5W40 mai ya sanya su shahara tsakanin Rasha mota masu. Me ya sa? Wane amfani za a samu daga wannan engine, wanda mai shi ne mafi alhẽri: 5W30 ko 5W40 a cikin hunturu?

Roba ko Semi-synthetics

A halin yanzu, akwai hali ya matsa zuwa wani karin ci-gaba danko kewayo. A mafi muhimmanci matakai a cikin wannan shugabanci, chemists sun sanya kafa synthetics, ƙara wa duk sabon gyara. Alal misali, kamfanin "Mobil" shi ne na farko daya samar da roba man shafawa a kasuwa, aiki tare da shi da kuma gwaji ga kan talatin da shekaru. A babbar yawan sabon fafatawa a gasa, ba su barci, kuma ku ciyar babbar yawa kudi don ƙirƙirar sabon samfurin da ci-gaba fasali. Amma developers samar da roba sosai na musamman mayar da hankali, misali, ga nauyi-taƙawa dizal injuna, akwai bai isa ba.

Bugu da kari to "Pyatorochka" - synthetics, akwai wani irin wannan Semi-synthetics. Me ya sa ba amfani da shi? Hakika, za ka iya kuma amfani da wani ruwa ruwan kwalba, ƙara akwai thickeners, roba bangaren da wani zamani ya kafa Additives - kuma ka samu quite wani misali Semi-roba man engine a cikin hunturu misali. Duk da haka, mun sani cewa ta muhawara a wani hali zama m fiye da synthetics. Bayan duk, mai-tushen taka wata muhimmiyar rawa a cikin kafa da physico-sinadaran akai.

Wasu misalin za a iya gano fetur. Wani m da wanda m hanya a low-Octane fetur 80 da aka kara samun jam'i na ƙari AI-98. Amma, ya yi aiki a irin wannan man fetur, da engine za bukatar gyara da sannu: akalla za bukatar kurkura da injector da kuma maye gurbin walƙiya toshe. A sarari yake cewa a cikakken fledged high quality-fetur za a iya samu ne kawai ta hanyar amfani da fasahar dace.

danko

Wannan halayyar yana da muhimmanci ga lubricating ruwa. Wannan siga ma'anar da iyakance yawan zafin jiki aikace-aikace man fetur. Saboda haka, abin da irin man ne mafi kyau: 5W30 ko 5W40 (hunturu, ko bazara), shi ne m da wannan siga. Idan index ne low, da man shafawa kada ta kasance ma danko sosai a gudanar da wani sanyi fara Starter mota da kuma tsotso shi ga famfo. Lokacin da high-man yanayin, da bambanci, ya kamata ba ma kadan danko a iya tabbatar da akai ake so matsa lamba matakin a cikin tsarin da ya samar da wani fim da cewa kare da gogayya a kusa da sassa.

Saboda haka, bisa ga mai danko kasu kashi:

• Hunturu. Tare da low danko engine farawa da sauƙi, amma man shafawa ba zai yi aiki yadda ya kamata a high yanayin zafi.

• Summer. Cold fara ne matsala a yanayin zafi da ke ƙasa sifili digiri, amma a wani babban danko zai dogara da consistently lubricated mota a dumi da kuma zafi weather.

• All kakar. Lokacin da yanayin ne sanyi, man nuna ingancin hunturu lubrication, da kuma lokacin da yana da zafi - bazara.

Vsesezonki suna samun mafi tartsatsi, wuce na farko iri biyu, saboda a yanzu babu wata bukatar canza man kowane lokaci idan ka canza lokaci na shekara. A daidai wannan lokaci, sun nuna kansu ga zama mafi inganci da kuma makamashi-ceton. An misali na irin wannan lubrication man ne a 5W40 (roba).

sauran siffofin

Hakika, man fetur da kuma sauran muhimman halaye: ƙuna, anti-lalacewa, anti-lalata da kuma anti-hadawan abu da iskar shaka (Additives bauta ga wannan). Duk da haka, da danko ne daya daga cikin manyan dabi'u. Mutane da yawa zamani tarawa kara farashin. Saboda haka, ya kamata ka ko da yaushe a kula da wannan siga kuma zaɓi ganiya ma'auni na Properties na man shafawa da kuma nan gaba aiki yanayi na engine.

Babban dokokin abin da ya kamata shiryar da zabi ne da bukatun da abin hawa manufacturer. Suna da aka jera a cikin umurci manual. Yawancin lokaci, ba su kawai dauke da bayani game da takamaiman Properties cewa ya zama muhimmi a used lubricating ruwa, amma kuma yayi takamaiman iri mai da shawarwari don amfani da alama. Sau da yawa samu a cikin manual "Shell" man fetur (5W40, 5W30 ko wasu irin). A lokaci guda, idan motarka ne da nisa daga kasancewa sabon, da kuma bayanai game da aiki kana da wani kadan, to, kai ne gaba daya free to zabi da iri domin engine ko watsa.

Standard Sae 1999

Mene ne wadannan m haruffa Sae? Daga cikin Turanci raguwa fassara a matsayin "Society of Engineers Automotive» (Society of Engineers Automobile). Shi ne na duniya misali, wanda ya dace da danko. Alal misali, a 1999 da bukatun da misali kamar haka.

A cewar da kinematic danko na man kayyade m takamaiman kakar. Yana da aka lasafta a low gudu daga sama zuwa ɗari da ashirin digiri baya da kuma a da ɗari digiri.

An fara Properties aka saukar ta hanyar juriya a lokacin da suka fara wani sanyi engine da kuma yiwuwar samun rotations. Dangane da danko da kuma aji m at zazzabi na daga goma zuwa talatin da biyar digiri Celsius da babban karfi rates (105c-1), Ina nufin yanayin suna dauke da aiki a cikin bearings na crankshaft a lokacin sanyi farko.

Pumpability kayyade gudun da nassi na man shafawa da gogayya sassa a lokacin sanyi farko, kazalika da yuwuwar hadarin mota gazawar a lokacin sanyi fara cranking saboda liners. Nuna alama bi a low yanayin zafi na daga goma sha biyar zuwa arba'in da darajõji, kuma a low karfi kudi (10s-1). A karkashin wadannan yanayi, da man shafawa gudana a cikin sump ga tsotsa shambura a lokacin da suka fara wani sanyi engine.

A danko a high zazzabi ya bayyana real nuna alama daga cikin aiki a lokacin dumi kakar nauyi-taƙawa injuna. Saboda haka, a bayyane antiwear halaye, asarar saboda gogayya da kuma tasiri a kan engine yadda ya dace. Yana da ake gyarawa a babban karfi rates (106c-1). A karkashin wadannan yanayi, da crankshaft bearings aiki a karkashin high zafin jiki da kuma load.

rarrabuwa Sae

Wannan jaddadawa Sae, da kayyade halaye na mai a daban-daban yanayi. A halin yanzu, akwai shida hunturu da kuma bazara biyar azuzuwan. Winter saukin gano da gaban da wasika W ( «hunturu», wanda aka fassara zuwa harshen Turanci nufin "hunturu"). A mafi girma da danko, da hakan cikin index lambar.

Winter danko denoted 0W, 5W, 10W, 15W, 20W. 25W.

Summer - 20, 30, 40, 50.

La'akari da misali mai 5W40.

Its halaye su ne kamar haka. Class - danko 5W. Kamar yadda aka sani, ana iya amfani da a cikin hunturu, wato, shi ne daga wannan adadi ya dogara da yadda sauki zai zama ga wind up da mota a cikin sanyi. Saboda haka, to fahimci irin man cika hunturu, kana bukatar ka kula a kan wannan nuna alama.

Yawan "40" yana buɗewa da rani aiki, watau da yiwuwar engine aiki a high yanayin zafi.

Idan, kamar yadda a cikin wannan misali, akwai wata alama da daya, da kuma sauran azuzuwan (watau motor mai 5W40, kuma 5W30), shi yayi Magana game da duk-kakar yanayin da aikace-aikace.

Yadda za a zabi wani hunturu aji

Zabar danko, da farko shiryar da umarnin na abin hawa manufacturer. Idan waɗanda ba su ba, bi janar shawarwari.

A lokacin da zabar mafi kyau man hunturu, kana bukatar ka yi la'akari da yanayin karkashin abin da za a sarrafa ta da abin hawa.

Sa'an nan da matsaloli tare da ƙaddamar da hunturu da kuma mummunan sakamakon da motor (kamar m lalacewa da jamming a farawa cewa na iya faruwa a cikin yanayi na mai yunwa) za a iya kauce masa, ko da kuwa ko, 5W30 ko 5W40 in winter ku yi wanka. Ya kamata a fahimci cewa a lokacin da engine aka fara, ko da shi ba ya faruwa a lokacin wani m sanyi, kuma a sifili alama a ma'aunin zafi da sanyio, yana daukan lokaci zuwa tsotso mai famfo na lubrication tsarin to m samun shiga duk sassa masu motsi kuma tashoshi. Har sai wannan lokacin, da mota aiki a wani man shanu karancin. Saboda haka, gogayya da kuma sa muhimmanci Karfafuwa. A mafi maiko iya riƙe fluidity a low zafin jiki yanayin, da mafi alheri da kariya ga mota da aka bayar.

Yadda za a zabi vsesezonku

Winter Properties nuna daga gefen hagu da kuma bazara - a kan dama. Saboda haka, mutum zai yi mamakin abin da irin man ne mafi alhẽri - 5W30 ko 5W40 - a cikin hunturu, shi wajibi ne don kula kawai ga adadi a kan hagu, da kuma a cikin wannan hali shi ne wannan.

Saboda haka, ya kamata ka kula da bambanci a lokacin rani yanayin kuma zaɓi wani zaɓi dace dangane da yanayin aiki da abin hawa.

Danko-zazzabi Properties

Daga wannan adadi dogara tabbatar fara da engine ba tare da dumama, mai free famfo ta hanyar tsarin da, a sakamakon, a barga lubrication dukkan motsi sassa a iyakar yiwu lodi da na yanayi yanayin zafi.

Ko matsakaici sauyin yanayi a hunturu zafin jiki zuwa cikin mafi girma da Warming na zuwa da mutum ɗari da casa'in digiri. Saboda haka, yanayi mai ya kamata a canza dangane da lokaci na shekara. Duk da haka, a lokacin da wani vsesezonok (ya shafi su, kamar mota mai 5W40i 5W30) matsalar an cire. Saboda da Additives su iya exhibiting so Properties a daban-daban yanayin zafi. Wannan shi ne, idan korau, su ne kama da hunturu mai da kuma a high m - shekaru.

Additives

Additives ba ƙwarai ƙara danko a low yanayin zafi, amma ƙwarai ya karu - tare da high lokacin da muhimmanci ƙara adadin MPF kwayoyin. A vsesezonki (da suka hada da man shafawa, da man 5W30 5W40) halaye ne a lokacin da yiwuwar canza ta danko, da kuma ma game da sausaya kudi. Lokacin Munã rage ta qara gudu, yayin da kara - da dama.

Mafi yawa daga wannan dukiyar da aka bayyana a low yanayin zafi amma kuma a high aka adana cewa yana da kyau effects a kan engine: da low danko facilitates sanyi engine a lokacin zuriya, kuma a mai tsanani - rage makamashi hasara saboda gogayya, game da shi, ceton man fetur.

low zazzabi

A low-zazzabi halayyar da aka saukar ta hanyar man zuba batu da kuma daina gudãna a lokacin da man shafawa. Wannan nuna alama an aiwatar lokacin da zazzabi for biyar - bakwai digiri a kasa cewa a da fluidity ya yiwu.

A mafi yawan lokuta, gelation auku saboda da samuwar wani chilled man shafawa paraffins.

Wanne man fetur ne mafi kyau: 5W30 ko 5W40 (hunturu)

Bisa ga sama a fili yake cewa a lokacin sanyi kakar biyu jinsin nuna wannan hali. Saboda haka, domin hunturu ne cikakke kuma daya, da kuma wani irin ruwa lubricating.