Zipangizo zamakina a ulimi, fosholo yomasula nthaka
Fosholo ya pulawo imapangidwa ndi chitsulo cha boron kapena manganese chomwe chimalimba kwambiri chomwe sichimawonongeka ngati maziko, chomwe chimapangidwa ndi integral forging, chokhala ndi kuchuluka kofanana komanso chopanda ma pores amkati. Mphepete mwachitsulocho chimakonzedwa ndi kuzimitsa kwapamwamba, ndi kuuma kwa HRC48-55, komwe kumaphatikiza kulimba kwabwino komanso kukana kuwonongeka; Kumbuyo kumakhalabe kosinthasintha, kukana bwino kukhudzidwa ndi zinthu zolimba monga miyala ndi mizu ya mitengo m'munda, ndikuchepetsa chiopsezo cha kusweka. Kuphimba pamwamba ndi wosanjikiza wa oxide wosagwirizana ndi dzimbiri kumawonjezera moyo wokana dzimbiri panthawi yosungira ndi ntchito zamunda.
Malo otsetsereka a fosholo: Kupindika bwino kutengera momwe nthaka imagwirira ntchito kuti achepetse kukanirira kwa nthaka komanso kukana kukangana, kuchepetsa kugwiritsa ntchito mafuta a thirakitala ndi pafupifupi 8% -12%
Nsonga ya fosholo yochotsedwa: Mitundu ina imagwiritsa ntchito kapangidwe kogawanika, ndipo nsonga ya fosholo imatha kusinthidwa padera ikatha kugwiritsidwa ntchito, popanda kufunikira kosintha fosholo yonse ya pulawo, zomwe zimachepetsa ndalama zosamalira ndi zoposa 40%.
Malo okhazikika oyika dzenje: Ogwirizana ndi matupi akuluakulu a pulawo (monga Reken, Gran, Kuhn, ndi zina zotero), malo olondola, kusokoneza mosavuta ndi kusonkhanitsa
Kulima nthaka youma: kulowa mwachangu m'nthaka, kutembenuza ndi kulinganiza
Dothi lomata ndi malo okhuthala: Zipangizo zolimba kwambiri zimaonetsetsa kuti sizipindika kapena kusweka
Kukonzanso malo otayidwa: kukana kuwonongeka kwambiri, ndi nthawi yogwira ntchito nthawi 2-3 kuposa mapulawo ndi mafosholo wamba achitsulo










