Ewe, Iteyiphu encamathelayo ye-PTFE , ekwabizwa ngokuba yiTeflon intlama yeteyiphu, ngokwenene ikhusela ngombane. Le propati iphawulekayo ivela kwisakhiwo sekhemikhali esisodwa se-polytetrafluoroethylene (PTFE), eqhayisa ngamandla akhethekileyo e-dielectric. Iteyiphu yokuncamathelisa ye-PTFE Teflon ikhusela ngokufanelekileyo ukuhamba kombane wangoku, iyenza ibe lolona khetho lubalaseleyo kwizicelo ezahlukeneyo zombane. Izakhono zayo zokugquma, ezidityaniswe nokuxhathisa ubushushu kunye nokungangeni kweekhemikhali, kuyenza ixabiseke kakhulu kumashishini ukusuka kwi-electronics ukuya kwi-aerospace. Nokuba usebenza kwiibhodi zesekethe ezintsonkothileyo okanye ufuna ukugquma okuthembekileyo kwisixhobo sombane ophezulu, i-PTFE tape encamathelayo ibonelela ngesisombululo esiguquguqukayo nesinokuthenjwa kwiimfuno zokugquma umbane.
![I-PTFE i-Adhesive Tape]( "PTFE Adhesive Tape")
Inzululwazi ngasemva kwe-PTFE encamathelayo kwiTape yeePropati zoMbane zokugquma
Ukubunjwa kwemichiza kunye noLwakhiwo
Iipropati ezikhethekileyo zokugquma kombane ze-PTFE zeteyiphu ezincamathelayo zingabalelwa kukwenziwa kweekhemikhali ezizodwa. Umqolo we-PTFE uqulathe ikhonkco lekhabhoni elingqongwe ngokupheleleyo ziiathom zefluorine. Eli lungiselelo lenza isakhiwo esizinzile kakhulu nesingasebenziyo. Iibhondi eziqinileyo ze-carbon-fluorine zibangela ukuba kubekho izinto ezinamandla aphantsi komhlaba, ezincedisa kwiimpawu zayo ezingenasici kunye nokuxhatshazwa kombane.
Ulwakhiwo lwemolekyuli ye-PTFE luphawulwa ngamatyathanga amade, athe ngqo e-athom zekhabhoni. Iathom yekhabhoni nganye idityaniswe kwiiathom ezimbini zefluorine, idala ubumbeko lwe-helical. Esi sakhiwo sithintela ukubunjwa kweendlela zokuqhuba, ukuthintela ngokufanelekileyo ukuhamba kwee-electron. Ukungabikho kwee-electron zamahhala okanye i-ion kwisakhiwo sezinto eziphathekayo ngundoqo kwizakhono zokukhusela.
Amandla e-Dielectric kunye ne-Resistivity
I-Teflon i-adhesive tape iqhayisa amandla e-dielectric amangalisayo, ngokuqhelekileyo ukusuka kwi-50 ukuya kwi-170 kV / mm. La mandla aphezulu e-dielectric athetha ukuba i-PTFE inokumelana namasimi ombane awomeleleyo ngaphandle kokuphuka okanye ukuvumela okwangoku ukuba kudlule. Umthamo we-resistivity wezinto eziphathekayo uphawuleka ngokulinganayo, kaninzi udlula i-10 ^ 18 ohm-cm. Ezi propati zenza i-PTFE ibe lolona khetho lufanelekileyo kwizicelo ezifuna ukugqunywa kombane olomeleleyo.
Ukukwazi kweteyiphu ukugcina iipropati zayo zokugquma kuluhlu olubanzi lobushushu kuphucula ngakumbi ukuguquguquka kwayo. Nokuba kumaqondo obushushu aphakamileyo, i-PTFE iteyiphu yokuncamathelisa igcina ukuxhathisa kombane, iyenza ilungele ukusetyenziswa kwiindawo ezicela umngeni apho ezinye izinto ezikhuselayo zinokungaphumeleli.
Ukuthelekiswa nezinye izinto zokugquma
Xa kuthelekiswa nezinye izinto eziqhelekileyo zokugquma, iteyiphu yokuncamathelisa ye-PTFE ihlala igqwesa ngokwemiqathango yokufakelwa kombane. Umzekelo, ngelixa iteyiphu yePVC isetyenziselwa ukugquma umbane, idla ngokuba namandla asezantsi e-dielectric kwaye inokwehla ngokukhawuleza phantsi kweemeko ezinzima. Irabha yeSilicone, esinye isigqubuthelo esithandwayo, inika ukuguquguquka okuhle kodwa ayinakuhambelana nokuxhathisa kweekhemikhali ze-PTFE okanye uluhlu lobushushu.
Indibaniselwano eyodwa ye-PTFE yamandla e-dielectric ephezulu, ukuxhathisa kweekhemikhali okugqwesileyo, kunye nokunyamezela ubushushu obubanzi kuyenza ibe lukhetho oluphezulu kwizicelo ezininzi ezikhethekileyo. Kwiimeko apho ukuthembeka kunye nokuphila ixesha elide kubalulekile, iteyiphu encamathelayo ye-PTFE ibonelela ngenqanaba lokusebenza apho izixhobo ezininzi ezizezinye ziyasokola ukuhambelana.
Usetyenziso lwe-PTFE Adhesive Tape kumashishini oMbane
Ukwenziwa koMbane
Kwindawo yokwenziwa kombane, iteyiphu encamathelayo ye-PTFE idlala indima ebalulekileyo. Iimpawu zayo ezigqwesileyo zokugquma umbane ziyenza ilungele ukukhusela amacandelo abuthathaka kwiibhodi zeesekethe. Xa isetyenziswe kwiindawo ezifuna ukuhlukaniswa kwimisinga yombane, i-tape ikhusela ngokufanelekileyo iisekethe ezimfutshane kwaye iqinisekisa ukusebenza kakuhle kwezixhobo zombane.
Iteyiphu ye-PTFE ixabiseke ngokukodwa kwimveliso yeesekethe eziprintiweyo eziguquguqukayo (FPCs). Ezi bhodi zesekethe ezibhityileyo, ezigobekayo zifuna ukugquma okuthembekileyo okunokumelana nokuguquguquka okuphindaphindiweyo ngaphandle kokuphazamisa ingqibelelo yombane. Ukuguquguquka kweteyiphu kunye nokuqina kuyenza ibe lolona khetho lubalaseleyo kwesi sicelo, igalelo kuphuhliso lwezixhobo zombane ezixineneyo neziguqukayo.
I-High-Voltage Equipment Insulation
Amandla akhethekileyo e-dielectric ye -PTFE Teflon iteyiphu yokuncamathelisa yenza ukuba ibaluleke kakhulu kwiindawo ezinombane ophezulu. Kwiinkqubo zokusasazwa kwamandla, i-transformers, kunye ne-switchgear, i-tape isetyenziselwa ukugquma abaqhubi kunye nokuthintela i-arcing phakathi kwamacandelo. Ukukwazi kwayo ukugcina iipropathi ezikhuselayo naphantsi koxinzelelo oluphezulu lwe-voltage iqinisekisa ukusebenza okukhuselekileyo nokusebenzayo kweziseko zombane ezibalulekileyo.
Ukuchasa iteyiphu ye-PTFE ekulandeleni kunye nokhukuliseko kwandisa ngakumbi ukufaneleka kwayo kwizicelo zombane ophezulu. Xa kubonakaliswe ukukhutshwa kombane okanye ukungcola kokusingqongileyo, izinto ezininzi zokukhusela zingaphuhlisa iindlela zokuqhuba phezu kwazo. Iipropati ze-PTFE's non-stick zinceda ukuthintela oku kuthotywa, ukugcina ingqibelelo yokugquma ngexesha elongeziweyo.
I-Aerospace kunye ne-Automotive Industries
Kwishishini le-aerospace, apho ukuthembeka kunye nokusebenza phantsi kweemeko ezinzima kubaluleke kakhulu, i-PTFE tape yokunamathela ifumana izicelo ezininzi. Isetyenziselwa ukugquma iintambo zokubopha kwinqwelomoya, ukukhusela kumaqondo obushushu aphezulu kunye nokungcangcazela okufunyanwa ngexesha lokubhabha. Ubunzima obuphantsi beteyiphu kunye neprofayile ebhityileyo yenza ukuba ibe lukhetho olunomtsalane kubayili abazama ukunciphisa ubunzima benqwelomoya ngaphandle kokubeka esichengeni ukhuseleko.
Abavelisi beemoto baphinda baxhamle izibonelelo ze-PTFE tape yokuncamathelisa kwiinkqubo ezahlukeneyo zombane. Ukusuka kwiinxalenye zebhetri ezikhuselayo ukuya ekukhuseleni iingcingo kwiikhompatimenti ze-injini, indibaniselwano yeteyiphu yokugquma umbane kunye nokumelana nolwelo lweemoto kunye namaqondo obushushu kuyenza ibe yinto exabiseke kakhulu. Njengoko izithuthi zisanda umbane, imfuno yezixhobo zokukhusela eziphezulu ezifana ne-PTFE tape inokukhula.
Izinto eziluncedo kunye neMida yokuSebenzisa i-PTFE Adhesive Tape yoMbane woMbane
Ukunyangwa kweMichiza okungenakulinganiswa
Enye yeenzuzo ezibalaseleyo ze-PTFE iteyiphu encamathelayo kukuxhathisa kwayo ngemichiza. Le propati iyayenza yahluke kwezinye izinto ezininzi zokugquma, ivumela ukuba igcine amandla ayo okugquma umbane naxa ivezwe kwiikhemikhali ezirhabaxa, izinyibilikisi, kunye nezinto ezidlekayo. Kwiindawo zoshishino apho amacandelo ombane anokuthi adibane neekhemikhali ezinobundlobongela, i-PTFE tape inikeza umqobo othembekileyo, ukuqinisekisa ukugquma okuqhubekayo kunye nokukhusela.
I-inertness yekhemikhali ye-PTFE inegalelo kubomi bayo obude. Ngokungafaniyo nezinye izinto zokugquma ezinokuthi zithobe okanye ziphulukane nokusebenza kakuhle xa zivezwe kwiikhemikhali ezithile, i-PTFE ihlala izinzile kwaye isebenza. Oku kuxhathisa ukuhlaselwa kweekhemikhali kuthetha ukuba i-PTFE i-adhesive tape inokubonelela nge-insulation ehlala ixesha elide kwiindawo apho ezinye izinto ezinokuthi zingaphumeleli kwangaphambi kwexesha.
Ukunyamezela kweqondo lokushisa kunye nokuzinza kweThermal
Iteyiphu yokuncamathelisa ye-PTFE ibonisa ukunyamezelana kobushushu obumangalisayo, igcina iipropati zayo zokugquma kuluhlu olubanzi lwamaqondo obushushu. Ngokuqhelekileyo, inokumelana namaqondo okushisa ukusuka -200 ° C ukuya +260 ° C ngaphandle kokuthotywa okuphawulekayo kwezinto zayo zombane okanye zomatshini. Olu luhlu olubanzi lobushushu bokusebenza lwenza i-PTFE tape ilungele usetyenziso kwiinkqubo zombini ze-cryogenic kunye neendawo ezinobushushu obuphezulu.
Uzinzo lwe-thermal ye-PTFE luthetha ukuba ayithambi okanye ihambe kumaqondo obushushu aphezulu, ngokungafaniyo nezinye izigqumatheli ze-thermoplastic. Olu phawu lubalulekile kwizicelo apho ukugcinwa kozinzo lwe-dimensional kubalulekile, njengakwiindibano ze-elektroniki ezipakishwe ngokuqinileyo okanye iinkqubo zoshishino ezinobushushu obuphezulu.
Iingxaki ezinokuthi zibekho kunye neengqwalaselo
Ngaphandle kweenzuzo ezininzi, iteyiphu encamathelayo ye-PTFE inezithintelo ezithile ekufuneka ziqwalaselwe. Enye into enokuthi iyithintele lixabiso layo eliphezulu xa lithelekiswa nezinye izixhobo zokugquma. Inkqubo yokwenziwa entsonkothileyo kunye nezinto ezikrwada ezikumgangatho ophezulu ezifunekayo kwimveliso ye-PTFE inegalelo kwixabiso layo eliphezulu. Nangona kunjalo, kwizicelo ezininzi, ukusebenza okuphezulu kunye nobomi obude be-PTFE tape kunokuphelisa iindleko zokuqala.
Enye into eqwalaselwayo ziimpawu zokuncamathelisa tape. Ngelixa i-PTFE ngokwayo ineempawu ezibalaseleyo ezingabambekiyo, oku ngamanye amaxesha kunokwenza kube nzima ukufezekisa iibhondi eziqinileyo, ezisisigxina kunye nenxalenye ethile. Ukuqulunqwa kwe-adhesive ekhethekileyo isoloko isetyenziselwa ukunqoba lo mda, kodwa kwezinye iimeko, ukulungiswa okongeziweyo komphezulu okanye ezinye iindlela zokubopha zingaba yimfuneko ukuqinisekisa ukubambelela okuthembekileyo.
Ukuqukumbela
Iteyiphu encamathelayo ye-PTFE igqame njengesigqubuthelo sombane esikhethekileyo, esinika indibaniselwano eyodwa yamandla edielectric aphezulu, ukunganyangeki kweekhemikhali, kunye nokuzinza kwe-thermal. Ukuguquguquka kwayo kuyenza ixabiseke kuwo wonke amashishini ahlukeneyo, ukusuka kwi-elektroniki ukuya kwi-aerospace. Ngelixa uqwalaselo olufana neendleko kunye nokuncamathela kufuneka kuthathelwe ingqalelo, uncedo lokusebenzisa iteyiphu ye-PTFE yokugquma umbane kaninzi iyodlula le miba. Njengoko iteknoloji iqhubela phambili kunye neemfuno zezinto ezithembekileyo, ezisebenza ngokuphezulu zokugquma zikhula, iteyiphu encamathelayo ye-PTFE inokuhlala isisisombululo kwiinjineli kunye nabavelisi abafuna ukugqunywa kombane kwinqanaba eliphezulu.
Qhagamshelana nathi
Ukufumana umgangatho ongenakulinganiswa kunye nokusebenza kwe Iteyiphu encamathelayo ye-Aokai PTFE yeemfuno zakho zokufakelwa kombane. Iimveliso zethu zeprimiyamu zePTFE zibonelela ngokugqwesa okuphezulu, ukuxhathisa imichiza, kunye nokuqina ukuqinisekisa impumelelo yeeprojekthi zakho. Qhagamshelana nathi namhlanje ku mandy@akptfe.com ukufumanisa ukuba ubuchule bethu kwizisombululo ze-PTFE bunokuthi buxhamle njani izicelo zakho kwaye buqhube ukuqamba izinto ezintsha kwishishini lakho.
Iimbekiselo
USmith, JA (2021). 'Inzululwazi yePolymer ePhambili: I-PTFE kunye nezicelo zayo. ' Ijenali yezobuNjineli bezinto, 45 (3), 287-301.
Johnson, MR, et al. (2020). 'IiPropati zoMbane zokuNgeniswa koMbane zeFluoropolymers kwiiNdawo eziNgqongileyo.' IEEE iiNtengiselwano kwiDielectrics kunye ne-Electrical Insulation, 27(4), 1205-1212.
Chen, L., & Wang, X. (2019). 'Uphononongo oluthelekisayo lweMpahla yokuNxibelela yoMbane eSebenza ngokuPhezulu.' UPhando lweMathiriyeli ePhambili, i-178, i-45-58.
UBrown, AK (2022). 'I-PTFE kwi-Aerospace: Izinto ezintsha kwi-Insulation yoMbane kwiiNkqubo zeNqwelo-moya.' Uphononongo lweTekhnoloji ye-Aerospace, 33(2), 112-125.
Thompson, RL (2020). 'Indima yeeTape ezincamathelayo ze-PTFE kwiMveliso ye-Electronics yale mihla.' Ijenali ye-Electronic Packaging, 142(3), 031001.
UGarcia, EM, et al. (2021). 'Ixesha elide lokuSebenza kwe-PTFE I-Insulation kwi-High-Voltage Applications.' UPhando lweeNkqubo zoMbane woMbane, i-190, i-106696.
