Graphite ndeimwe yemaminerari akapfava, allotrope ye elemental carbon, uye crystalline mineral yecarbonaceous elements. Crystal framework yayo ine hexagonal layered structure; daro riri pakati pe mesh layer yega yega i340 skins. m, spacing yemaatomu ekabhoni mu network layer imwe chete i142 picometers, iri ye hexagonal crystal system, ine layered cleavage yakazara, cleavage surface inotongwa nema molecular bonds, uye kukwezva mamorekuru hakuna kusimba, saka natural floating yayo Yakanaka kwazvo; periphery yekabhoni atomu yega yega yakabatana nemamwe maatomu matatu ekabhoni ne covalent bonding kuti igadzire covalent molecule; sezvo kabhoni atomu yega yega ichiburitsa electron, maerekitironi iwayo anogona kufamba zvakasununguka, saka graphite ndiyo conductor. Mashandisirwo egraphite anosanganisira kugadzirwa kwepenzura leads uye lubricants, pakati pezvimwe.
Hunhu hwemakemikari hwegraphite hwakagadzikana zvikuru, saka graphite inogona kushandiswa sepenzura lead, pigment, polishing agent, nezvimwewo, uye mazwi akanyorwa negraphite anogona kuchengetwa kwenguva yakareba.
Graphite ine hunhu hwekudzivirira kupisa kwakanyanya, saka inogona kushandiswa sechinhu chinodzivisa kupisa. Semuenzaniso, zvimiti zvinoshandiswa muindasitiri yesimbi zvakagadzirwa negraphite.
Graphite inogona kushandiswa sechinhu chinofambisa magetsi. Semuenzaniso, simbi dzekabhoni muindasitiri yemagetsi, maerekitironi akanaka emidziyo ye mercury positive current, uye mabhurashi zvose zvakagadzirwa negraphite.
Nguva yekutumira: Chivabvu-11-2022