Ilaphu le-PTFE eligqunywe nge-fiberglass liyakwazi ukumelana nobushushu kakhulu, lilenza libe yimathiriyeli ekhethekileyo kwizicelo ezahlukeneyo zobushushu obuphezulu. Le ngxubevange entsha idibanisa amandla kunye nokuqina kwe-fiberglass kunye nokumelana nokushisa okuphawulekayo kunye neempawu ezingezizo ze-PTFE (Polytetrafluoroethylene). Isiphumo lilaphu elikwaziyo ukumelana namaqondo obushushu ukuya kutsho kuma-500°F (260°C) ngokuqhubekayo kunye namaqondo obushushu aphezulu nangaphezulu ixeshana elifutshane. Oku kuxhathisa ubushushu kukhethekileyo, kudityaniswa nokungangeni kweekhemikhali kunye ne-coefficient ephantsi yokukhuhlana, kwenza ilaphu ye-PTFE egqunywe nge-fiberglass ibe lolona khetho lufanelekileyo kushishino, iimoto, kunye nosetyenziso lwe-aerospace apho ukuvezwa kubushushu obugqithisileyo kungumngeni oqhubekayo.
![Ilaphu lefiberglass eqatywe ngePTFE]( "PTFE coated fiberglass fabric")
INzululwazi ngasemva kwe-PTFE iCoated Fiberglass Fabric's Resistance yoBubushushu
Ulwakhiwo lweMichiza ye-PTFE
Ukumelana nobushushu okumangalisayo kwe-PTFE kuvela kulwakhiwo lwayo lweekhemikhali ezizodwa. Ipolymer iqulathe amatyathanga amade eeathom zekhabhoni ezidityaniswe ngokupheleleyo neeathom zefluorine. Le bhondi eyomeleleyo ye-carbon-fluorine yenza i-shield-like effect, ikhusela izinto eziphathekayo kwi-thermal degradation. Ii-athomu ze-fluorine zenza imvulophu eqinile, ezinzileyo ejikeleze i-carbon backbone, ikhusela ezinye iiathomu ukuba zingene kwaye ziphendule kunye nesakhiwo, nakwiqondo lokushisa eliphezulu.
I-Synergy kunye ne-Fiberglass
Xa i-PTFE iqatywe kwi-fiberglass, yenza unxulumano lwe-symbiotic oluphakamisa ukuxhathisa ubushushu ngokubanzi kwelaphu. I-Fiberglass ngokwayo yaziwa ngeempawu zayo ezibalaseleyo zokufudumeza, enendawo yokunyibilika ngaphezulu kwe-1,000°C. Indibaniselwano yozinzo lwekhemikhali ye-PTFE kunye ne-fiberglass yendalo yokuxhathisa ubushushu iphumela kwizinto ezidibeneyo ezinokugcina imfezeko yesakhiwo kunye neempawu zokusebenza nakwiimeko zobushushu obugqithisileyo.
Iipropati ze-Thermal Conductivity
Ilaphu le-PTFE eligqunywe nge-fiberglass libonisa ukuguquguquka kwe-thermal ephantsi, okuthetha ukuba ayidluliseli ubushushu ngokukhawuleza. Le propati ibalulekile kwizicelo apho kufuneka ukufudumala ubushushu. Ilaphu lisebenza njengesithintelo, lithintela ubushushu ukuba budlule ngokukhawuleza, obuluncedo kakhulu kwiimpahla ezikhuselayo, iikhethini zemizi-mveliso, kunye nokugquma kwezixhobo zobushushu obuphezulu.
Ii-Aplikheyishini eziNxibelela uKuxhathisa uBushushu kwi-PTFE Coated Fiberglass Fabric
Usetyenziso lwemizi-mveliso
Kwiisetingi zemizi-mveliso, ilaphu le-PTFE eligqunywe nge-fiberglass lifumana ukusetyenziswa kakhulu koomatshini bokutywina ubushushu, amabhanti okuhambisa ii-oveni, nanjengamaphepha okukhululwa kwimveliso edibeneyo. Ikhono layo lokumelana namaqondo okushisa aphezulu ngelixa ligcina indawo engabonakaliyo yenza ukuba ibaluleke kakhulu kwiinkqubo ezibandakanya izinto ezifudumalayo okanye amacandelo. Ngokomzekelo, kwimveliso yerabha kunye neemveliso zeplastiki, eli laphu lisetyenziswa njengentambo yokukhulula, ukuthintela izinto ezityhidiweyo ukuba zingabambeleli kwiindawo zoomatshini.
I-Aerospace kunye ne-Automotive Applications
Ishishini le-aerospace lithembele kakhulu kwimathiriyeli ekwazi ukumelana nobushushu, kwaye ilaphu le-fiberglass egqunywe nge-PTFE iyahlangabezana nezi mfuno zinzima. Isetyenziswa kumagumbi enjini yenqwelomoya, apho amaqondo obushushu anokunyuka, kunye nolwakhiwo lweeradomes (idomes zerada) ekufuneka zimelane namaqondo obushushu aphezulu kunye nokugcina ukungafihli koonomathotholo. Kusetyenziso lweemoto, eli laphu lisetyenziswa kwizikhuselo zobushushu, iigaskets, kunye netywina, likhusela izinto ezibuthathaka kubushushu benjini.
Ukhuseleko kunye neZixhobo zoKhuseleko
Ukumelana nobushushu kwelaphu le-fiberglass egqunywe nge-PTFE kuyenza ibe lolona khetho lubalaseleyo kwizixhobo zokhuseleko kunye nezixhobo zokukhusela. Isetyenziswa ekwenzeni iimpahla ezingatshiyo emlilweni, iikhethini zokuwelda, kunye neengubo zokugquma ezishushu. Ezi zicelo zithatha inzuzo kungekuphela kokumelana nobushushu kwelaphu kodwa kunye nokuqina kwayo kunye nokumelana neekhemikhali, ukubonelela ngokhuseleko olubanzi kwiindawo ezinobungozi.
Ukuphucula kunye nokugcina iiPropathi eziNganyangekiyo kuBubushushu be-PTFE Coated Fiberglass Fabric
IiNdlela zokuSebenza
Ukuxhathisa ubushushu be-PTFE egqunywe ngelaphu le-fiberglass inokongezwa ngakumbi ngobuchule obukhethekileyo bokwenza. Enye indlela enjalo yinkqubo ye-sintering, apho ilaphu lifudunyezwa kufuphi nendawo yokunyibilika ye-PTFE emva kokugquma. Le nkqubo inceda ekudaleni umaleko we-PTFE ofanayo kunye nohlala ixesha elide, ukuphucula ukumelana nobushushu kunye nokusebenza kwayo. Ukongeza, iindlela zokugquma ezinomaleko amaninzi zinokuqashwa ukwandisa ubukhulu bomaleko we-PTFE, ukubonelela ngokhuseleko olukhulu kumaqondo obushushu aphezulu.
Amanyathelo okulawula umgangatho
Ukugcina iipropati ezihambelanayo zokumelana nobushushu kufuna amanyathelo okulawula umgangatho ngexesha lokuvelisa. Oku kubandakanya ulawulo oluchanekileyo lobunzima bokugquma, isiqinisekiso sokusasazwa kwe-PTFE kwi-fiberglass substrate, kunye novavanyo olucokisekileyo lwemveliso egqityiweyo. Iindlela zovavanyo eziqhubela phambili, ezinje ngomfanekiso ofudumeleyo kunye novavanyo olukhawulezayo lokuvuthwa, zisetyenziselwa ukuqinisekisa ukwenziwa kwelaphu phantsi kweemeko ezahlukeneyo zobushushu kunye namaxesha awandisiweyo.
Ukhathalelo oluLungileyo kunye noLondolozo
Ngelixa i-PTFE igqunywe ngelaphu le-fiberglass yomelele ngokwendalo, ukhathalelo olululo kunye nolondolozo lunokwandisa ubomi balo kwaye lugcine iimpawu zalo ezikwaziyo ukumelana nobushushu. Oku kubandakanya ukuphepha ukuvezwa kumaqondo obushushu angaphaya kwamandla awo alinganisiweyo, ukukhusela ilaphu kwizinto ezibukhali ezinokubeka esichengeni ukutyabeka kwe-PTFE, kunye nokuyicoca ngeendlela ezifanelekileyo ezingathobi umgangatho we-PTFE. Kwizicelo zamashishini, ukuhlolwa rhoqo kunye nokutshintshwa kwangethuba kwelaphu eligugileyo kunokuqinisekisa ukusebenza okuhambelanayo kunye nokhuseleko.
Ukuqukumbela
Ilaphu le-PTFE elakhiwe ngefiberglass ligqame njengelaphu elibalulekileyo, lithengisa ukuxhathisa okungaqhelekanga kobushushu kunye nokuba neempawu eziluncedo. Umthamo wayo wokumelana namaqondo obushushu aphezulu ngelixa igcina ingqibelelo encedisayo kunye neempawu ezinganamatheli kuyenza ibe sisixhobo esibalulekileyo kumashishini ahlukeneyo. Ukusuka ekusetyenzweni ngoomatshini ukuya kwizicelo zenqwelomoya kunye nezixhobo zokhuseleko, eli laphu liguqukayo liqhubela phambili nokudlala indima ebalulekileyo ekuqhubeleni phambili izinto ezintsha kunye nokuphucula izikhokelo zokhuseleko. Njengoko siphanda kunye nokuphuculwa kwemathiriyeli yenzululwazi phambili, sinokulindela eneneni usetyenziso olungakumbi kunye nezixhasi kwisakhono sokumelana nobushushu kwelaphu le-PTFE elakhiwe ngefiberglass.
Qhagamshelana nathi
Ngomgangatho ophezulu we- PTFE ogqunywe ngelaphu le-fiberglass elihlangabezana neemfuno zakho zokumelana nobushushu, themba Aokai PTFE . Uluhlu lwethu olubanzi lweemveliso ze-PTFE, kubandakanywa amalaphu agqunyiweyo e-PTFE, amabhanti okuhambisa, kunye neeteyiphu ezincamathelayo, zenzelwe ukwenza kwezona ndawo zifuna kakhulu. Yiva umahluko we-Aokai ngokuzibophelela kwethu ekugqweseni, amandla okubonelela ngehlabathi, kunye nenkxaso yabathengi abazinikeleyo. Qhagamshelana nathi namhlanje ku mandy@akptfe.com ukujonga ukuba izisombululo zethu ze-PTFE ezinganyangekiyo kubushushu zinokuziphakamisa njani iiprojekthi kunye neenkqubo zakho.
Iimbekiselo
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UZhang, L., & Chen, Y. (2020). Iipropati zoThermal ze-PTFE-Based Composites. Ijenali yePolymer Science, 45 (3), 289-301.
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