Chiyambi cha graphite flexible felt

Chiyambi cha graphite flexible felt

graphite felt

Graphite yotentha kwambiri imakhala ndi katundu wolemera pang'ono, kusokonezeka kwabwino, mpweya wambiri,kukana kutentha kwambiri, palibe kusinthasintha kwa kutentha kwambiri,kukana dzimbirikakang'onokutentha kwa mpweyakomanso kusunga mawonekedwe ake bwino.

Chogulitsachi chili ndi ubwino wotsatira: pambuyo pa kutentha kwa 1800 ~ 2500 ℃, kusiyana kwa kutentha pakati pa mfundo ziwiri zilizonse za felt sikopitirira 50 ℃, kotero magwiridwe antchito a chinthucho ndi okhazikika. Chifukwa ndi kupanga kosalekeza, kumatha kutsimikizira kufanana kwa zinthu za felt m'lifupi ndi kutalika kulikonse.

 

Poyerekeza ndimpweya wofewaNgati graphite yatenthedwa pa kutentha kochepa (pansi pa 900 ℃), graphite imatenthedwa pa kutentha kwakukulu (pamwamba pa 2200 ℃) ili ndi ubwino wotsatira:

(1) Kulowetsedwa kwa nthunzi ya madzi ndi mpweya wina pa graphite felt ndi kotsika kawiri kuposa komwe kumalowetsedwa pa carbon felt yomwe imakonzedwa pa kutentha kochepa. Pazida zambiri zotsekedwa zomwe zimafunika kutsukidwa, kuyera kwa mlengalenga ndi gawo lofunika kwambiri. Komabe, chifukwa cha kulowetsedwa kwakukulu kwa carbon felt yomwe imakonzedwa pa kutentha kochepa, zimakhala zovuta kutsukidwa pa chotengeracho.

(2) Chovala cha graphite chili ndi mphamvu yolimbana ndi kutentha kwambiri. Kapangidwe ka kaboni popanda graphitization ndi mtundu wa kapangidwe ka zigawo zosakhazikika. Kukhalapo kwa zolakwika zosiyanasiyana za kapangidwe kake kumapangitsa kuti mtunda wake wa zigawo ukhale waukulu, ndipo n'zosavuta kuwukiridwa ndi maatomu a okosijeni ndi okosijeni. Makonzedwe abwino kwambiri a graphite felt pambuyo pa chithandizo cha kutentha kwambiri amachepetsa kwambiri mtunda wa zigawo ndikupangitsa kuti maatomu a okosijeni asamavutike mosavuta, motero kumawonjezera kwambiri mphamvu ya antioxidant.

(3) Kuyera kwa graphite felt ndi kwakukulu, ndipo kuchuluka kwa kaboni kuli kopitilira 99.5%. Kuchuluka kwa kaboni mu carbon felt yokonzedwa ndi kutentha kochepa nthawi zambiri kumakhala kochepera 93%, zomwe zimakhala zosavuta kuyambitsa kuipitsa chilengedwe mu uvuni.

Mwachidule, graphite yomwe imayikidwa ndi kutentha kwambiri imakhala ndi mphamvu yabwino komanso moyo wautali kuposa carbon felt yotsika kutentha.


Nthawi yotumizira: Julayi-12-2021
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