Zida zida: tungsten chitsulo, simenti carbide,kentanium
Makina ogwiritsira ntchito: Kanthu kakang'ono ndi koyenera kumabowo, zida zamakina othamanga kwambiri, makina ojambulira, kuthamanga kwambiri, etc.
Processing kesi
Kulimba kwazinthu zogwirira ntchito: HRC28 ~ 35
kuya kwa dzenje: 2mm
pobowo kukula: D0.5
chizindikiro chovomerezeka: Vc=40m/mphindi fr=0.05mm/r
kudula moyo: 60000hole
Ubwino wa mankhwala
Kang'ono kakang'ono kumafuna liwiro lalikulu la chida cha makina, chifukwa chake chiyenera kukonzedwa ndi makina othamanga kwambiri
Tili ndi mndandanda wathunthu wa yaying'ono pang'ono, malinga ndi zida zosiyanasiyana zamakina, mutha kusankha pang'ono pang'ono