Taonga Miihini
kiato: 7.80-7.85g/cm³
pakeke mata HRC:≥60
pokapū Hardness HRC: ≥57
Ak:≥12J
wā whakamātautau pōro:≥10000(10m)
kia rite ki te paerewa: YB / T 091-2019 me nga whakaritenga ota
E ai ki te tātaritanga o te huru ratonga o pōro maitai mo te nui me te reo-rahi huri mira i te kāinga, me te ki waho, na roto i te whakamahi i huri maitai Jianlong Beiman, i whakawhanakehia e te kapa tohunga kakahu-ātete te whakaputa maitai tukanga mo te hanga o te diameter nui titoa pōro maitai.