The zvakasiyana zvinhus yezvipfigirodependpazviputi pachezvayo,izvo aigonakugadzirwa nesimbi yemanganese, martensitic structural simbi (martensitic simbi), chrome simbi, kana simbi matrix composite (MMC, senge ceramic).MMCs inoumbwa nemhando dzakasiyana dzesimbi uye akakosha marudzi eceramic.
Sezvo kupfeka-kupokana (kuoma) kwezvinhu zvesimbi kunowedzera, kuoma (impact resistance) kunowanzo kuderera.
The kupfeka-resistance yemanganesesimbianouyakubva kubasakuomesa. The pamusoro under simba zvinogadzira structural kuomesa under impact loaduyeextrusion load. The kutanga kuomayemanganesesimbi irinezve200 HV (20 HRC,maereranokuna Rockwellkuoma test), and zvayoimpactsimba ndironezve250 J/cm2.Mushureshandakuomesa, ivokutanga kuoma kuwedzeras kutikushanda kuoma izvondizvonezve500 HV (50 HERC), apothezvakadzama centre chikamuzvakadarozvinosarathekugona kuomayesimbi zvinhu kubvirahazvisikuomaed.Theukobvu and ivokuomayework-yakaomeswalayer depends paapplicationuyetypeyemanganese simbi.Theukobvuyezvakaomanedlayerndizvonezve10 mm.
Manganesesimbi,izvo anearefu nhoroondoyekushandiswa, ikozvinokunyanya kushandiswanokutishaya ndiros, kufamba cones uyeshells yecrushers.For theimpact crusher, inokurudzirwa chete kushandisa manganese simbi inoputika mabararinhi kupwanya zvinhus nekupfeka kwakaderera -kudyapa ahombe huwandu,vakadaroas limestone.
The kabhoni in chromesimbi irichemakemikari akasungwamuformyechromium carbide.The wear-resistanceyechrome simbi inonyanya kuenderana nehunhuye these hard carbides.The offsetyechinzvimbouye offsetpakati layers is kudzorwa panguva inopisa processing, saizvozvo kuwana high simbauyepasi kuoma.Tokudzivirirathezvinhu kubvakuita brittle, iyo blow baranofanirakuvaprocessed pamwe kupisa kurapwa,izvo anofanirakuvayakaitwa maereranokustrict kudziyisa tembirichauyeannealingnguva.
Nguva yekutumira: Jul-28-2021