ʻO ka Graphite kahi allotrope o ke kalapona, kahi kristal hoʻololi ma waena o nā kristal atomika, nā kristal metala a me nā kristal molekala. ʻEleʻele hina hina, ʻano palupalu, manaʻo momona. Hoʻonui ʻia ka wela i ka lewa a i ʻole ka oxygen e puhi a hana i ke kalapona dioxide. E hoʻoneʻe nā mea hoʻoheheʻe ikaika iā ia i loko o nā waikawa organik. Hoʻohana ʻia ma ke ʻano he mea antiwear a me ka mea lubricating, e hana ana i ka ipu hoʻoheheʻe, electrode, pākaukau maloʻo, penikala alakaʻi. ʻO ka laulā o ka ʻike ʻana i ka graphite: graphite kūlohelohe, graphite crystalline dense, graphite flake, graphite cryptocrystalline, pauka graphite, pepa graphite, graphite hoʻonui, graphite emulsion, graphite hoʻonui, graphite pālolo a me ka pauka graphite conductive, etc.
1. ke kūpaʻa wela kiʻekiʻe: ʻo ke kiko heheʻe o ka graphite he 3850 ± 50 ℃, ʻoiai ma hope o ka puhi ʻana o ke arc wela kiʻekiʻe loa, he liʻiliʻi loa ka pohō kaumaha, he liʻiliʻi loa ka coefficient hoʻonui wela. Hoʻonui ka ikaika o ka graphite me ka piʻi ʻana o ka mahana. I 2000 ℃, pāpālua ka ikaika o ka graphite.
2. alakaʻi, conductivity thermal: ʻo ka conductivity o ka graphite he hoʻokahi haneli mau manawa kiʻekiʻe ma mua o ka ore non-metallic maʻamau. ʻO ka conductivity thermal o ke kila, ka hao, ke kēpau a me nā mea metala ʻē aʻe. Hoʻemi ka conductivity thermal me ka piʻi ʻana o ka mahana, ʻoiai ma ke ana wela kiʻekiʻe loa, graphite i loko o ka insulation;
3. lubricity: ʻo ka hana lubrication o ka graphite e pili ana i ka nui o ka graphite flake, flake, friction coefficient he liʻiliʻi, ʻoi aku ka maikaʻi o ka hana lubrication;
4. kūpaʻa kemika: ʻo ka graphite ma ka mahana o ka lumi he kūpaʻa kemika maikaʻi, kūpaʻa waikawa, kūpaʻa alkali a me ke kūpaʻa corrosion organic solvent;
5. plasticity: maikaʻi ka paʻakikī o ka graphite, hiki ke kuʻi ʻia i loko o kahi pepa lahilahi loa;
6. Ke kū'ē ʻana i ka haʻalulu wela: hiki i ka graphite ke kū i nā loli nui o ka mahana me ka ʻole o ka hōʻino ʻana i ka mahana, ʻaʻole e loli iki ka nui o ka graphite, ʻaʻole e haki.
1. ka nānā ʻana i ka haku mele: kalapona paʻa, ka makū, nā haumia, a pēlā aku;
2. Hoʻāʻo hana kino: paʻakikī, lehu, mānoanoa, maikaʻi, ka nui o ka ʻāpana, ka volatilization, ke kaumaha kikoʻī, ka ʻāpana ʻili kikoʻī, ke kiko heheʻe, a pēlā aku.
3. hoʻāʻo ʻana i nā waiwai mechanical: ikaika tensile, brittleness, hoʻāʻo kūlou, hoʻāʻo tensile;
4. hoʻāʻo hana kemika: ke kūpaʻa wai, ke kūpaʻa, ke kūpaʻa waikawa a me ka alkali, ke kūpaʻa ʻana i ka pala, ke kūpaʻa ʻana i ke aniau, ke kūpaʻa wela, a pēlā aku
5. Nā mea hoʻāʻo ʻē aʻe: conductivity uila, conductivity wela, lubrication, kūpaʻa kemika, pale ʻana i ka haʻalulu wela