Fosholo ya pulawo ya makina a ulimi Nambala ya gawo 3363720
Mtundu 3363720 ndi chopangira cha khasu cholimba kwambiri (chokhala ndi zowonjezera) chopangidwira kulima kwambiri. Chimaphatikiza tsamba lolimba komanso chimango cholimba kuti chipereke ntchito yabwino kwambiri yoswa ndi kutembenuza nthaka. Chimaperekanso mphamvu yotha kuwononga komanso kuwononga mphamvu, kuchepetsa kugwiritsa ntchito mphamvu pa unit iliyonse yogwirira ntchito, zomwe zimapangitsa kuti ikhale chisankho chabwino kwambiri paulimi wamakono komanso wogwira ntchito bwino.
1、Zinthu: Zopangidwa ndi 65Mn (chitsulo cha manganese 65) kapena chitsulo chapamwamba kwambiri cha chromium alloy chokhala ndi mpweya wabwino kwambiri. Pambuyo pa njira yolondola yoyeretsera kutentha (kuzimitsa + kutentha), m'mphepete mwachitsulocho umafika pamlingo wovuta kwambiri (HRC50-55 kapena kupitirira apo), zomwe zimapangitsa kuti chikhale cholimba kwambiri.
2、Ukadaulo: Mphepete mwa tsamba lakonzedwa mwapadera ndikulimbitsidwa, zomwe zimapangitsa kuti likhale lakuthwa komanso lolimba, lotha kudula mosavuta dothi lolimba ndikuchepetsa kukana kukoka.
3、Zinthu: Yopangidwa ndi chitsulo chapamwamba kwambiri chopangidwa ndi aloyi kapena chopangidwa mwaluso, ili ndi mphamvu yopindika kwambiri komanso kulimba, ndipo imatha kupirira zovuta zadzidzidzi monga miyala ndi mizu ya mitengo yomwe imakumana nayo panthawi yaulimi kuti isasweke.
4、Kuchiza pamwamba: Ambiri amachiritsidwa ndi mankhwala oletsa dzimbiri (monga kupaka utoto kapena kuviika) kuti awonjezere kukana dzimbiri ndikuwonjezera nthawi yogwira ntchito m'malo ozizira.











