Ndị nchọpụta Japan jiri ngwa diamond polycrystalline bee seramiiki Al2O3 na seramiiki Si3N4. A chọpụtara na ngwaọrụ diamond polycrystalline nke a gbanyere mkpọrọgwụ adịghị emebi emebi n'oge usoro ịkpụ ihe, mmetụta nhazi ya dịkwa mma. Mgbe a na-egbu seramiiki ZrO2 na ngwaọrụ diamond, ọ ruru. Mmetụta ahụ yiri nke a na-enwe mgbe a na-egbu ígwè. Ha lere anya na oke nke ịkpụ plastik seramiiki. Omimi dị mkpa nke seramiiki Al2O3 bụ apmax=2um, seramiiki SiC apmax=1um, seramiiki Si3N4 apmax=4um (ap>apmax, ihe seramiiki ga-eme ka ọ ghara ịdị mma; mgbe ap
Oge ozi: Disemba-17-2018