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Ntchito PTFE

PTFEndi cholimba cha fluorocarbon, chifukwa ndi cholemera kwambiri cha mamolekyulu chomwe chimakhala ndi carbon ndi fluorine.PTFE ndi hydrophobic: palibe madzi kapena zinthu zomwe zili ndi madzi zonyowa PTFE, monga ma fluorocarbons amawonetsa kuchepetsedwa mphamvu zakubalalika kwa London chifukwa champhamvu yamagetsi ya fluorine.PTFE ili ndi imodzi mwama coefficients otsika kwambiri a kukangana kulikonse kolimba.

Ntchito PTFE

PTFE ndi zinthu zosunthika zomwe zimapezeka muzogwiritsa ntchito zambiri:

Nthawi zambiri imapezeka m'malo omangira ski ngati AFD yopanda makina (Anti-Friction Device)

Ikhoza kutambasulidwa kuti ikhale ndi ma pores ang'onoang'ono a kukula kosiyanasiyana ndipo kenako imayikidwa pakati pa nsalu kuti apange nsalu yopanda madzi, yopuma mpweya mu zovala zakunja.

Amagwiritsidwa ntchito kwambiri ngati zoteteza nsalu kuti achotse madontho pazovala zapasukulu, monga ma blazers a yunifolomu.

Imagwiritsidwa ntchito ngati chigamba cha filimu pamasewera ndi ntchito zamankhwala, yokhala ndi zomatira zovutirapo, zomwe zimayikidwa m'malo othamanga kwambiri a nsapato, ma insoles, orthosis ya akakolo, ndi zida zina zamankhwala kuti mupewe ndikuchepetsa mikangano- kuchititsa matuza, calluses ndi zilonda zamapazi.

Zowonjezera za PTFE zakhala zikugwiritsidwa ntchito m'mayesero othandizira opaleshoni ya trabeculectomy kuti athetse glaucoma.

PTFE ufa ntchito pyrotechnic nyimbo monga oxidizer ndi ufa zitsulo monga aluminiyamu ndi magnesium.Akayatsa, zosakanizazi zimapanga mwaye wa carbonaceous ndi chitsulo chofanana ndi fluoride, ndikutulutsa kutentha kwakukulu.Amagwiritsidwa ntchito pamoto wonyezimira wa infuraredi komanso ngati zoyatsira mafuta olimba a rocket propellants.Aluminium ndi PTFE amagwiritsidwanso ntchito muzolemba zina zamafuta a thermobaric.

PTFE yaufa imagwiritsidwa ntchito poyimitsidwa yokhala ndi mawonekedwe otsika, azeotropic osakaniza a siloxane ethers kuti apange mafuta oti azigwiritsidwa ntchito muzithunzi zopindika.

Mu kuwala radiometry, mapepala a PTFE ntchito ngati kuyeza mitu mu spectroradiometers ndi burodibandi radiometers (mwachitsanzo, illuminance mamita ndi UV radiometers) chifukwa PTFE a kuthekera diffuse kuwala kufalitsa pafupifupi mwangwiro.Komanso, kuwala kwa PTFE kumakhala kosasinthasintha pamafunde osiyanasiyana, kuchokera ku UV mpaka pafupi ndi infuraredi.M'chigawo chino, mgwirizano wa kufalikira kwake nthawi zonse ndi kufalitsa kufalikira ndi kochepa kwambiri, kotero kuwala komwe kumafalitsidwa kudzera mu diffuser (PTFE pepala) kumawala ngati lamulo la Lambert la cosine.Choncho PTFE chimathandiza cosinusoidal angular kuyankha kwa chodziwira kuyeza mphamvu ya kuwala poizoniyu pamwamba, mwachitsanzo mu miyeso dzuwa kuwala.

Mitundu ina ya zipolopolo imakutidwa ndi PTFE kuti achepetse kuphulika kwa mfuti zomwe zingayambitse ma projectile osatsekedwa.PTFE palokha siipatsa projectile katundu woboola zida.

Kukaniza kwake kwa dzimbiri kumapangitsa PTFE kukhala yothandiza m'malo a labotale, komwe imagwiritsidwa ntchito ngati zotengera, ngati zokutira zopangira maginito, komanso ngati machubu opangira mankhwala owononga kwambiri monga hydrofluoric acid, omwe amasungunula zotengera zamagalasi.Amagwiritsidwa ntchito m'mitsuko posungira fluoroantimonic acid, superacid.

Machubu a PTFE amagwiritsidwa ntchito posinthanitsa kutentha kwa gasi poyeretsa gasi pazowotchera zinyalala.Mphamvu yamagetsi yamagetsi imakhala ma megawati angapo.

PTFE chimagwiritsidwa ntchito ngati ulusi chisindikizo tepi mu ntchito mapaipi, makamaka m'malo phala dope ulusi.

Zosefera za membrane za PTFE zili m'gulu la zosefera zamagetsi zama mafakitale.Zosefera zophimbidwa ndi PTFE nthawi zambiri zimagwiritsidwa ntchito m'machitidwe osonkhanitsira fumbi kuti asonkhanitse zinthu zomwe zimachokera ku mitsinje ya mpweya m'mapulogalamu okhudzana ndi kutentha kwakukulu ndi katundu wambiri monga magetsi opangira malasha, kupanga simenti ndi maziko azitsulo.

PTFE grafts angagwiritsidwe ntchito kulambalala stenotic mitsempha mu zotumphukira mtima matenda ngati oyenera autologous mtsempha kumezanitsa palibe.

Mafuta ambiri opangira njinga ndi mafuta amakhala ndi PTFE ndipo amagwiritsidwa ntchito pamaketani ndi mbali zina zosunthika zomwe zimakhudzidwa ndi mikangano (monga ma hub bearings).

PTFE itha kugwiritsidwanso ntchito pakudzaza mano, kupatula kulumikizana kwa dzino lakutsogolo kuti zida zodzazitsa zisamamatirane ndi dzino loyandikana nalo.

Mapepala a PTFE amagwiritsidwa ntchito popanga mafuta a butane hashi chifukwa chosagwira ndodo komanso kukana zosungunulira zopanda polar.

PTFE, yolumikizidwa ndi laminate yopangidwa pang'ono, imapanga mawonekedwe owoneka bwino a telescope ya Dobsonia.

PTFE chimagwiritsidwa ntchito ngati ❖ kuyanika sanali ndodo zipangizo pokonza chakudya;zopangira mtanda, mbale zosakaniza, makina otumizira, odzigudubuza, ndi chute.PTFE imathanso kulimbikitsidwa pomwe ma abrasion alipo - pokonza zida kapena ufa wambewu mwachitsanzo.


Nthawi yotumiza: Jan-10-2020