Ilaphu le-PTFE elingalukwanga

I. Iimpawu eziphambili zePTFE Ilaphu elingalukwanga: "Ukumkani wokumelana nemozulu" kwiindawo ezingaqhelekanga

Ilaphu elingalukwanga le-PTFE, elixhomekeke kwiingenelo ze-PTFE kunye neempawu zenkqubo ye-spunlace, lenza iimpawu ezintathu eziphambili, lidlula kwimida yokusebenza kweefayibha ze-organic kunye ne-inorganic kwiimeko ezirhabaxa kakhulu, ubushushu obuphezulu kakhulu kunye nococeko oluphezulu:

1. Ukugqwala kunye nokumelana nobushushu obuphezulu: "Isikrweqe esingenakuqhekeka" sezixhobo eziqinileyo

Ukumelana nokugqwala kudlula kakhulu oko kwezixhobo zonke Ngokungafaniyo ne-aramid (emelana nezinye ii-asidi kunye ne-alkalis) kunye ne-basalt (emelana nee-asidi ezinamandla kunye ne-alkalis kodwa yoyika i-fluoride), i-PTFE ayinayo impendulo phantse kuzo zonke iikhemikhali ezaziwayo (kubandakanya i-aqua regia, i-asidi ye-nitric egxininisiweyo, i-hydrofluoric acid, kunye ne-oxidants ezinamandla). Emva kokuntywila iintsuku ezili-100, izinga lokulahleka kwamandla okuqhekeka liyi-≤1%. Kwiimeko ezinobungozi kakhulu ezifana nobunjineli beekhemikhali, i-electroplating, kunye ne-pharmaceuticals, ubomi bayo benkonzo bunokufikelela kwiminyaka engaphezu kwe-10. Liphindwe kahlanu ukuya kwesibhozo kunezixhobo zemveli ezimelana nokugqwala.

Ububanzi bobushushu buzinzile ngaphandle kokunciphisa. Ingasebenza ngokuzinzileyo ixesha elide ngaphakathi kobubanzi obuphakathi kwe-200 ℃ (ubushushu obuphantsi kakhulu) ukuya kwi-260 ℃ (ubushushu obuphezulu), kwaye inokumelana nobushushu bexesha elifutshane obufikelela kwi-300 ℃. Kwanasemva kokuqina kwe-spunlace, isagcina ukumelana nobushushu bokuqala bezinto, isombulula iingxaki zeefayibha ze-organic (ezifana ne-polyester kunye ne-polypropylene) ezinokuthi zinyibilike kubushushu obuphezulu kwaye iifayibha ezingaphiliyo (ezifana ne-basalt) ezinokuthi ziqhekeke kubushushu obuphantsi. Ifanelekile kwiimeko zobushushu obuphezulu ezifana neendawo ezibandayo kakhulu kunye namashishini obushushu obuphezulu.​

2. Ukunganamatheli kunye nokuchasana nokungcola + ukungqubana okuphantsi: "Indlela yokuzicoca" kwiimeko ezicocekileyo

Ipropati yomphezulu onganamatheliyo ye-PTFE yahlukile: Amandla angenamphezulu we-PTFE aphantsi kakhulu (yi-18mN/m kuphela), kwaye ayinamatheli nakweyiphi na into (kubandakanya amabala eoyile, ii-resins, kunye nolwelo oluxineneyo). Amabala anokususwa ngokulula ngaphandle kokucocwa rhoqo, nto leyo ebangela ukuba amalaphu emveli angalukwanga "abe lula ukuwanamathelisa kwaye kube nzima ukuwacoca". Ifanelekile ngakumbi kwiimeko ezinamathelayo, ezifana nokulungiswa kokutya kunye nokuprinta.

I-coefficient ephantsi yokungqubana kunye nokulahleka okunciphileyo: Ngomlinganiselo wokungqubana we-0.04 kuphela (i-dynamic friction coefficient), yeyona iphantsi kakhulu phakathi kwezinto eziqinileyo ezaziwayo. Izinga lokuguguleka liphantsi kakhulu xa lidibana nezinye izinto. Kwiimeko zokungqubana okuqhelekileyo ezifana neebhanti zokuhambisa kunye nezitywini, ukuqina kwayo kungaphezulu ngokuphindwe kalishumi kunezixhobo ze-nylon kunye ne-polyurethane, okunciphisa kakhulu iindleko zokuguguleka kwezixhobo.

3. Ucoceko Oluphezulu + Ukucubungula Okuguquguqukayo: "Isiseko Sohlengahlengiso" sokwenza ngokwezifiso eziphezulu

Ukucoceka okungaphakathi ngaphandle kokufuduka: Izinto ze-PTFE azinazo izongezo (ezifana neeplastiki kunye neziqinisi). Phantsi kweemeko zobushushu obuphezulu kunye noxinzelelo oluphezulu, akukho zinto zinobungozi ezihambayo, kwaye azivelisi uthuli okanye ukuchitheka kwefayibha ngokwazo. Zihlangabezana neemfuno zococeko oluphezulu ezifana nokudibana kokutya (isatifikethi se-FDA) kunye nokungasebenzi kakuhle kwezonyango (imigangatho ye-GMP), nto leyo eyenza ukuba ibe zezona zinto zicocekileyo zikhethwayo kwicandelo le-semiconductor kunye nelezemithi.

Inkqubo ye-spunlace igcina ukuguquguquka: Ngokusebenzisa i-high-pressure water jet flexible entanglement, ithintela umonakalo kwiifayibha ezibangelwa yinkqubo ye-needleling. Imveliso ayigcini nje ngokuba nokuqina kwezinto ze-PTFE kodwa ikwagcina iimpawu zayo ezithambileyo nezigobekayo. Inganqunyulwa, ithungwe, kwaye icinezelwe ngobushushu kuyo nayiphi na imilo (njengokuvala ii-gaskets kunye neengxowa zesihluzo), ukusombulula umda wokuba iiplate ze-PTFE "ziqinile, zibuthathaka kwaye kunzima ukuzicubungula", kwaye zifanelekile kwiimfuno ezahlukeneyo zokwenza ngokwezifiso.

Ii. Iindawo eziphambili zokusetyenziswa kwelaphu le-PTFE elingalukwanga: Isisombululo esingenakutshintshwa kwiimeko eziphezulu

Ngokusekelwe kwiimpawu eziphambili ezingentla, ilaphu le-PTFE elingalukwanga libe "yinto ekufuneka ibe nayo" kwiinkalo ezifana nokulwa nokugqwala ngamakhemikhali, ucoceko lwe-elektroniki, ukutya nonyango, kunye noshishino oluphezulu, olufanelekileyo kwiimeko eziphambili ezineemfuno eziphezulu, iingozi eziphezulu, kunye nococeko oluphezulu.

1. Iinkalo zobunjineli beekhemikhali kunye nokukhuselwa kwendalo: "Amandla aPhambili okulwa nokugqwala" kwiimeko ezigqwala kakhulu

Ukuhluzwa kolwelo olune-corrosive okunamandla: Ilaphu lesihluzi solwelo olune-electroplating, iingxowa zesihluzi se-solvent kwishishini lamayeza - Kwiindawo ezinamandla ezinobungozi ezifana ne-hydrofluoric acid kunye ne-nitric acid exineneyo, zinokugcina ngokufanelekileyo amasuntswana okungcola kulwelo, ngokuchanekileyo kokuhluzwa kwe-0.1μm, kwaye azifunxi iindawo ze-filtrate, ukuqinisekisa ubunyulu bemveliso. Ubomi bazo benkonzo bungaphezulu kwezihlandlo ezingama-20 kuneengxowa zesihluzi se-polypropylene, nto leyo enciphisa kakhulu ukuphindaphinda kokutshintshwa.

Ilaphu elichasene nokugqwala kunye nesigqubuthelo: Ilaphu elichasene nokugqwala le-chemical reactor, itanki yokugcina ilaphu elichasene nokugqwala - linamathela ngqo eludongeni lwangaphakathi lwesixhobo okanye ligqume umphezulu wesixhobo, lithintela ukuguguleka kwemidiya enamandla yokugqwala kwisixhobo, kwaye ipropati enganamatheliyo yenza kube lula ukucoca izinto eziseleyo kwi-reactor, ukuhlangabezana neemfuno "zokusabela rhoqo kunye nokugqwala okunamandla" kwimveliso yeekhemikhali, kwaye yandisa ubomi benkonzo yesixhobo ngeminyaka emi-5-8.

2. Ii-Electronics kunye neeSemiconductors: "I-Protective Core" kwiMibono yoCoceko oluPhezulu

Ukusetyenziswa kwegumbi lokucoca elenziwe nge-semiconductor: Amalaphu okusula i-Cleanroom, ii-net ezingangeni luthuli zokwenziwa kwe-wafer - akukho kuchitha uthuli, akukho kufuduka kwezinto, zinokucoca ukungcola okuncinci kumphezulu we-semiconductor wafers, kwaye ziyamelana nezinyibilikisi ezisetyenziswa rhoqo kushishino lwe-elektroniki ezifana ne-isopropyl alcohol kunye ne-acetone, azisabelani nezinto ze-chip, kwaye ziyahlangabezana nomgangatho ococekileyo weKlasi le-10 kushishino lwe-semiconductor.

Izinto zokuthintela ubushushu obuphezulu: Iigasket zokuthintela ubushushu obuphezulu zezinto ze-elektroniki, ilaphu lokukhusela iithebhu zebhetri ye-lithium - ukusebenza okuzinzileyo kokukhusela ubushushu kwindawo enobushushu obuphezulu obuyi-200℃ (amandla e-dielectric ≥20kV/mm), kwaye iyamelana nokugqwala kwe-electrolyte. Ingathintela ngempumelelo iisekethe ezimfutshane kwizinto ze-elektroniki kunye nokuvuza kweebhetri ze-lithium, ihlangabezana neemfuno zokuthintela ubushushu obuphezulu zamandla amatsha kunye nee-elektroniki eziphezulu.

3. Amasimi okutya kunye nezonyango: "Izinto eziqinisekisayo" ezikhuselekileyo nezicocekileyo

Iimeko zokucubungula ukutya: Ilaphu lebhanti yokubhaka ukutya, ilaphu elichasene nokunamathela kwetshokholethi - Umphezulu awunamatheli kwizinto zokutya eziluhlaza (ezifana nentlama, itshokholethi), akukho zinto zinobungozi ezikhutshwayo kumaqondo obushushu aphezulu, uhambelana nesatifikethi se-FDA sokuqhagamshelana nokutya, unokunxibelelana ngokuthe ngqo nokutya, kwaye kulula ukulicoca, kunciphisa ukukhula kweebhaktheriya okubangelwa ziintsalela zokutya, ukuhlangabezana neemfuno "zokhuseleko nokusebenza kakuhle" zoshishino lokutya.

Izicelo zonyango ezikumgangatho ophezulu: Ilaphu lokusonga izixhobo zonyango ezifakelwayo, ilaphu lokupakisha izixhobo zotyando ezicocekileyo - elinokuhambelana okuhle kakhulu (elingenabungozi kwaye elingacaphukisiyo), kwaye elikwaziyo ukumelana nokubulala iintsholongwane kwiqondo lobushushu eliphezulu le-134 ° C (ukubulala iintsholongwane ngomphunga), ligcina ubunzulu besakhiwo emva kokubulala iintsholongwane. Kwiimeko zonyango ezikumgangatho ophezulu ezifana notyando olungenabungozi kangako kunye nokufakelwa amalungu omzimba, liqinisekisa ukuba izixhobo azinabungozi kwaye zikhuselekile.

4. IiNdawo zeMizi-mveliso nezeZinto ezikhethekileyo: "Inkxaso yoKusebenza" yeZixhobo eziPhezulu

Iimeko zokutywina ezikumgangatho ophezulu: Iigasket zokutywina ezishushu kakhulu zenjini, ukupakishwa kokutywina kwevalvu - ukumelana nobushushu obuphezulu obungama-260℃ kunye nokugqwala okuvela kwioyile yenjini kunye nepetroli, ipropati enganamatheliyo inciphisa ukulahleka kokungqubana phakathi kweendawo zokutywina kunye nezixhobo, ukusebenza kokutywina kungaphezulu ngokuphindwe kathathu kuneendawo zokutywina zerabha zemveli, ezifanelekileyo kwiimfuno zokutywina ezishushu kakhulu zeenjini ze-aero kunye neenjini zeemoto eziphezulu.

Izixhobo zokuzikhusela ezikhethekileyo: Umaleko wangaphandle weesuti zokukhusela iikhemikhali, ilaphu leesuti zokukhusela iikhemikhali zabacimi-mlilo - ezimelana nokungena kweekhemikhali ezinamandla ezibolayo (izinga lokungena < 0.1μg/(cm² · h)), kunye nokumelana nobushushu, okunganamatheli kulwelo olunetyhefu, olunokukhusela abasebenzi ekutshisweni ziikhemikhali. Kwiimeko ezikhethekileyo zokukhusela ezifana nokuvuza kweekhemikhali kunye nokuphathwa kwezinto ezinetyhefu, "ngumgca wokugqibela wokuzikhusela" ukuqinisekisa ukhuseleko lwabasebenzi.

Malunga noYongdeli: Umenzi oyingcali welaphu le-PTFE elingalukwanga

I-Changshu Yongdeli Spunlace Nonwoven Fabric Co., Ltd. inomgca wemveliso odibeneyo we-PTFE fiber spinning kunye ne-spunlace, ekwaziyo ukubonelela ngeemveliso zelaphu le-PTFE nonwoven ezenziwe ngokwezifiso ezinobunzima obuyi-50-300g/㎡ kunye nobubanzi obuyi-0.2-3.2m. Ixhasa iinkqubo zasemva konyango ezifana nokugquma (ezifana nokugquma okuchasene nemitha) kunye nokugquma okudibeneyo (ezifana nokuqiniswa okudibeneyo ngefayibha yeglasi), kwaye umgangatho wayo uhambelana nemigangatho yamazwe ngamazwe ephezulu.

Ukuba ufuna ukwazi ngeesampuli zemveliso okanye izisombululo ezenzelwe wena, nceda uzive ukhululekile ukuqhagamshelana nathi.