Pfeka resistance factor yeflake graphite

Kana iyo flake graphite ichikwiza kurwisana nesimbi, girafu firimu inoumbwa pamusoro pesimbi uye flake graphite, uye ukobvu hwayo uye dhigirii rekutarisa zvinosvika kune imwe kukosha, ndiko kuti, flake graphite inopfeka nekukurumidza pakutanga, uye zvino inodonha kune kukosha kwakagara. Iyo yakachena simbi graphite friction surface ine zvirinani kutaridzika, diki rekristaro firimu ukobvu, uye yakakura adhesion. Iyi friction surface inogona kuve nechokwadi chekuti chiyero chekupfeka uye friction data idiki kusvika pakupera kwekupokana. Iyo inotevera FRT graphite mupepeti inoongorora kupfeka kupikisa zvinhu zveflake graphite:

isu

Flake graphite ine high thermal conductivity, iyo inobatsira kuendesa kupisa nekukurumidza kubva kune friction pamusoro, kuitira kuti tembiricha mukati mechinhu uye friction surface igone kuenzana. Kana dzvinyiriro ikaramba ichiwedzera, oriented graphite film ichakuvadzwa zvakanyanya, uye chiyero chekupfeka uye friction coefficient ichawedzerawo nekukurumidza. Kune akasiyana graphite metal friction surfaces, muzviitiko zvese, iyo yakakwirira inotenderwa kudzvanywa, zviri nani kutaridzika kwefirimu regirafu rakaumbwa panzvimbo yekukwesha. Mukati memhepo ine tembiricha ye300 ~ 400 madhigirii, dzimwe nguva iyo friction coefficient inowedzera nekuda kweiyo oxidation yakasimba yeflake graphite.

Kudzidzira kwakaratidza kuti flake graphite inonyanya kubatsira mukusarerekera kana kuderedza midhiya ine tembiricha ye300-1000 madhigirii. Iyo graphite inopfeka-inodzivirira zvinhu yakamisikidzwa nesimbi kana resin inokodzera kushanda mune gasi svikiro kana yemvura svikiro ine humidity ye100%, asi kushandiswa kwayo tembiricha inodzivirirwa nekupikiswa kwekupisa kweresin uye nzvimbo inonyungudika. simbi.


Nguva yekutumira: Jul-08-2022