Igwe eji akpụcha ihe dị iche iche

Dayamọnd polycrystalline nke e ji aka mee (PCD) bụ ihe e ji ọtụtụ ahụ mee site n'ime ka ntụ ntụ dayamọnd dị mma dị nro ma nwee ihe mgbaze n'okpuru oke okpomọkụ na nrụgide dị elu. Ike ya dị ala karịa nke dayamọnd eke (ihe dị ka HV6000). Ma e jiri ya tụnyere ngwaọrụ carbide e ji simenti mee, ngwaọrụ PCD nwere ike isi ike nke 3 karịa nke dayamọnd eke. -4 ugboro; ike iyi dị elu nke 50-100 ugboro na ndụ; ọsọ ịcha nwere ike ịbawanye site na ugboro 5-20; ike ike nwere ike iru Ra0.05um, ìhè dị ala karịa mma dayamọnd eke.