Man fetur - yadda za a zabi

Cike da man inji ba daidai ba na iya haifar da mummunar lalacewa ga sashin wutar lantarki. Don kauce wa tsadar gyare-gyare, yana da daraja zabar man fetur mai kyau.

Ka'idar babban yatsa na farko da kawai ya kamata su kasance bin shawarwarin masana'anta. Raka'o'in wutar lantarki na zamani hanyoyin da aka yi su ne ta amfani da sabbin fasahohi da ƙirar su dangane da ma'auni daidai gwargwado kaddara. Don haka, man injuna na zamani wani nau'in tsarin injin ne don haka dole ne ya dace da dukkan abubuwan da ke cikinsa ta fuskar injina, sinadarai da kuma yanayin zafi.

KARANTA KUMA

Yaushe za a canza mai?

Ka tuna da man da ke cikin akwatin

Mafi yawan man da ake amfani da su a yau sune mai na roba, wanda ke ba da kariya mafi kyau da sanyaya ga sassan injin motsi fiye da mai ma'adinai. Hakanan suna da babban ƙarfin tarwatsa ɓangarorin abubuwan da ke haifar da tsarin konewa, waɗanda tsarin tacewa ya fi kamawa cikin sauƙi.

Abu mafi mahimmanci kuma mai fa'ida idan aka kwatanta da mai ma'adinai shine ƙarancin ɗanɗanowar mai, wanda ke ba da damar ingantaccen ɗaukar mai na saman da ke fuskantar gogayya a kusan kowane kewayon zafin jiki, musamman a ƙananan yanayin zafi, lokacin da kowane mai injin yayi kauri.

Kada ku haɗu da man fetur na roba tare da man ma'adinai, kuma idan haka ne, tare da Semi-synthetic.

Hakanan, kar a yi amfani da mai na roba don injunan tsofaffin motoci masu tsayi mai tsayi, waɗanda aka yi amfani da su a baya da mai. Cikakken mai na roba zai iya haifar da babbar illa a cikin wannan yanayin, saboda abubuwan wanke-wanke da abubuwan tsaftacewa da aka haɗa a cikin abun da ke ciki za su narkar da datti da aka tara da ajiya waɗanda ke gurɓata kayan injin. Bugu da kari, an yi mafi yawan tsofaffin hatimin injin ne daga na'urorin roba da ba a tsara su don yin aiki da na'urorin mai na roba ba. Don haka babban yuwuwar yabo mai.

A ƙarshe, yana da daraja bin ka'ida don amfani da mai daga sanannun masana'antun da aka sani, kodayake farashin siyan su na iya zama mafi girma fiye da sauran.

Shekaru na gwaninta koyaushe suna biya tare da ingancin samfurin, wanda, a cikin yanayin man injin, yana ƙayyade aiki da rayuwar sabis na injin motar mu.

Dangane da ka'idodin SAE da aka yarda, ana nuna dankon mai ta lambobi daga 0 zuwa 60, kuma ma'aunin maki 6 "W" (hunturu) daga 0W zuwa 25W yana ƙayyade yawan zafin jiki wanda danko ya canza sosai cewa mai ya yi kauri zuwa irin wannan. yanayi lokacin fara injin ya zama ba zai yiwu ba.

A aikace, kamar haka:

- don darajar danko 0W, wannan zafin jiki ya bambanta daga - 30 ° C zuwa - 35 ° C,

- 5W - 25 zuwa - 30 ° C,

- 10W - 20 zuwa - 25 ° C,

- 15W - 15 ° C zuwa -20 ° C,

- 20W - 10 ° C zuwa -15 ° C,

- 25 W - daga -10 ° C zuwa 0 ° C.

Kashi na biyu na ma'auni (5-point sikelin, 20, 30, 40, 50 da 60) yana ƙayyade "ƙarfin mai", wato, riƙe da duk kaddarorin a cikin babban zafin jiki, watau. 100 ° C da 150 ° C.

Ma'anar dankowar mai na roba na roba daga 0W zuwa 10W, kuma galibi ana samar da mai 10W azaman Semi-synthetic. Mai da aka yi wa lakabi da 15W da sama yawanci mai ma'adinai ne.

KARANTA KUMA

Mai don injin gas

Ki duba mai kafin ki hau

Duk waɗannan alamun ana iya samun su akan marufi na kowane man inji, amma bincikensu bai amsa tambayar ba - shin zai yiwu a haɗa mai, kuma idan haka ne, waɗanne ne?

Tabbas, babu wani abu mara kyau da zai faru da injin idan, yayin da muke riƙe daidaitattun sigogi iri ɗaya da aji danko, mun canza alamar - wato, masana'anta. Bayan yin tuƙi mai tsayin kilomita mai yawa, kuma ana iya amfani da man da ke da darajar danƙo kaɗan, watau. mai yawa. Zai fi kyau rufe injin, yana inganta yanayinsa kaɗan, kodayake ya kamata ku sani cewa ba zai gyara injin da aka sawa ba.

Misalai na farashin man inji

Nau'in mai mota / alama	Nau'in mai	Sayen kan layi manyan kantunan misali Selgros ruwa / lita	Sayayya a tashoshi PKN Orlen ruwa / lita
Mai ma'adinai Castrol Platinum na hannu Harsashi	15W / 40 Magnatec 15W/40 Classic 15W / 40 SuperM 15W50 babban nisa	27,44 18,99 18,00 23,77	36,99 17,99 31,99 ba a sayar
Semi-roba mai Castrol Platinum na hannu Harsashi	10W / 40 Magnatec 10W / 40 10W / 40 SuperS 10W / 40 Racing	33,90 21,34 24,88 53,67	21,99 42,99 44,99 ba a sayar
Roba mai Castrol Platinum na hannu Harsashi	5W / 30 Edge 5W40 OW / 40 SuperSyn 5W / 40 Helix Ultra	56,00 24,02 43,66 43,30	59,99 59,99 (OS/40) 59,99 ba a sayar