Ukuminyana kwempushana ye-athomu evamile (okuhlanganisa insimbi ye-carbon nensimbi ye-copper-carbon alloy) kungaphezu kuka-6.9, futhi ubulukhuni bokucisha bungalawuleka eduze kwe-HRC30.
Ngokuvamile, ukuminyana kwe-powder pre-alloyed (AB powder) kudlula i-6.95, futhi ubunzima bokucima bungalawulwa eduze kwe-HRC35.
Izimpushana eziphezulu ezifakwe ngaphambili ezinobuningi obukhulu kuno-6.95 kanye nobulukhuni bokucisha okulawulwa ku-HRC40.
Imikhiqizo ye-powder metallurgy eyenziwe ngezinto ezingenhla inokuqina okuzinzile kanye nezinto ezibonakalayo, futhi ubulukhuni ngemva kokwelashwa kokushisa buhlangabezana nezidingo ezihambisanayo, ngakho amandla abo okuqina namandla okucindezela azofinyelela esiqongweni esingcono.
Kodwa-ke, ngenxa yokuthi ukuminyana kwemikhiqizo ye-PM akuphakeme njengaleyo yensimbi enguNombolo 45, ukuminyana okuphezulu kakhulu kwezingxenye zokucindezela ze-PM kuvamise ukuba ngu-7.2 g/cm, kuyilapho ukuminyana kwensimbi engu-No. 45 kungu-7.9 g/cm.I-Carburizing ephoqelelwe i-powder metallurgy noma ukwelashwa kokushisa okuvama kakhulu okudlula i-HRC45 kuzokwenza imikhiqizo ye-powder metallurgy ibe brittle ngenxa yokucisha okukhulu, okuholela emandleni emikhiqizo ye-powder metallurgy.
1. Izinga eliphezulu lokusebenzisa impahla, kuze kufike ngaphezu kwama-95%
2. Cha noma ukusika kancane kuyadingeka
3. Ukungaguquguquki okuhle kwezingxenye, ukuzinza okuhle nokunemba okuphezulu.
4. Ukuqhathanisa amandla: abakhiqizi bensimbi abayizimpushana abachwepheshile bathuthukise ukwakheka kwesikhunta se-powder metallurgy, futhi amandla aqinile namandla acindezelayo egiya akhiqizwayo asondelene nalawo okubhoboza igiya.Isibonelo, igiya elishayelwa igiya lemoto elinokuhanjiswa okuphezulu. ukuqina futhi kuyigiya le-powder metallurgy.Igiya elibonakalayo, i-powder metallurgy liyasebenza futhi libanzi.
5. Ukucindezela i-Powder usebenzisa ukubunjwa kwesikhunta, kungakhiqiza obunye ubuchwepheshe bokusika be-hobbing abukwazi ukukhiqiza izimo eziyinkimbinkimbi.
6. Ngenxa yokuthi ifanele ukukhiqizwa ngobuningi, ukusebenza kahle kokukhiqiza kuphezulu futhi izindleko ziphansi kunokusika.
7. Ifanele ukukhiqizwa ngobuningi, ngakho intengo iyancintisana ngokuphelele.