Yintoni umahluko phakathi kwe-PTFE kunye ne-ePTFE?
I-PTFE, efinyeziweyo igama elithi polytetrafluoroethylene, yi-fluoropolymer eyenziweyo ye-tetrafluoroethylene. Ukongeza ekubeni yi-hydrophobic, oko kuthetha ukuba iyawagxotha amanzi,I-PTFEiyamelana namaqondo obushushu aphezulu; ayichaphazeleki ziikhemikhali ezininzi kunye neekhompawundi, kwaye inendawo apho kungekho nto inamathelayo kuyo.
Iintlobo zokuQokelelwa koThuli
Kwabo baqokelela uthuli olomileyo, abasebenzisa izihluzi zebhegi, kukho iindlela ezimbini eziqhelekileyo – iinkqubo zokushukumisa (ezi ziinkqubo ezindala eziba zinqabile imihla ngemihla), apho ingxowa yokuqokelela ishukunyiswa ukuze kususwe amasuntswana aqhekekileyo, kunye ne-pulse jet (ekwaziwa ngokuba kukucoca umoya ocinezelweyo), apho kusetyenziswa umoya ovuthuzayo ophezulu ukususa uthuli kwingxowa.
Uninzi lwezindlu zeengxowa zisebenzisa iingxowa ezinde, ezimile okwetyhubhu ezenziwe ngelaphu elilukiweyo okanye elicoliweyo njengesihluzo. Kwiinkqubo ezinomthwalo ophantsi wothuli kunye namaqondo obushushu egesi angama-250 °F (121 °C) okanye ngaphantsi, iikhatriji ezinezikhonkwane, ezingalukwanga ngamanye amaxesha zisetyenziswa njengezixhobo zokucoca endaweni yeengxowa.
Iintlobo zeMidiya yeZihluzo zeNgxowa
Ngokuphathelele izinto ezisetyenziselwa ukwenza izixhobo zokucoca, kukho iindlela ezininzi ezikhoyo. Ezi zinto zinyamezela amaqondo obushushu ahlukeneyo, zibonelela ngamanqanaba ahlukeneyo okusebenza kakuhle kokuqokelela, zixhasa izakhono ezahlukeneyo zokumelana nezinto ezirhabaxa, kwaye zibonelela ngokuhambelana kweekhemikhali ezahlukeneyo.
Iinketho zeMedia (ezinokubonelelwa ngendlela elukiweyo okanye eyolukiweyo) ziquka umqhaphu, ipolyester, ii-micro denier felts ezisebenzayo kakhulu, ipolypropylene, inylon, i-acrylic, i-aramid, i-fiberglass, i-P84 (i-polyimide), i-PPS (i-polyphenylene sulfide)
Iintlobo zeZihluzo zeBag eziGqityiweyo
Wakuba ukhethe i-media yeengxowa zakho zokucoca, ukhetho lwakho olulandelayo luya kuba kukufaka okanye ukungafaki ukugqiba. Ukusebenzisa ukugqiba okufanelekileyo (okanye indibaniselwano yemigangatho kwezinye iimeko) kunokuphucula kakhulu ubomi bengxowa yakho, ukukhululwa kwekhekhe, kunye nokukhuselwa kwiimeko ezinzima zokusetyenziswa.
Iindidi zokugqitywa ziquka ezitshisiweyo, ezifakwe iglasi, ezithintela umlilo, ezimelana ne-asidi, ezimelana nentlantsi, ezimelana ne-static, kunye ne-oleophobic, ukukhankanya nje ezimbalwa.
I-PTFE ingasetyenziswa njengokugqiba ngeendlela ezimbini ezahlukeneyo—njenge-membrane encinci okanye njengengubo/ibhafu.
Iintlobo zePTFE Finishes
Masiqale ngokuqwalasela isihluzo sebhegi ngendlela yengxowa yepolyester eyolukiweyo. Xa ingxowa isetyenziswa, ezinye zeengceba zothuli ziya kusebenza ngendlela yazo kwimidiya. Oku kubizwa ngokuba yi-deep loading filtration. Xa ingxowa ishukunyiswa, okanye umoya ocinezelweyo ushukunyiswa ukuze kususwe iingceba ezifakwe i-caked-on, ezinye zeengceba ziya kuwa kwi-hopper zize zisuswe kwinkqubo, kodwa ezinye ziya kuhlala zifakwe kwilaphu. Ngokuhamba kwexesha, iingceba ezininzi ziya kufakwa nzulu kwiimbobo zemidiya kwaye ziqale ukufiphaza imidiya yesihluzo, nto leyo eya konakalisa ukusebenza kwesihluzo kwimijikelo ezayo.
I-membrane ye-ePTFE ingafakwa kwiingxowa eziqhelekileyo nezineepleyiti ezenziwe ngezinto ezilukiweyo nezifethiweyo. I-membrane enjalo incinci kakhulu (cinga "ngeplastiki yokusonga ukutya" ukuze ibonelele) kwaye isetyenziswa kumzi-mveliso kumphezulu wangaphandle wengxowa. Kule meko, i-membrane iya kwandisa kakhulu ukusebenza kakuhle kwengxowa (apho "ukusebenza kakuhle" kule meko kubhekisa kwinani kunye nobukhulu bee-particles zothuli ezihluzwayo). Ukuba ingxowa ye-polyester engagqitywanga ifumana ukusebenza kakuhle kwe-99% kwii-particles ze-microns ezimbini nangaphezulu, umzekelo, ukongeza i-membrane ye-ePTFE kunokubangela ukusebenza kakuhle kwe-99.99% kwii-particles ukuya kwi-1 micron kwaye incinci, kuxhomekeke kuthuli kunye neemeko zokusebenza. Ngaphezu koko, iipropati ezithambileyo, ezinganamatheliyo ze-membrane ye-ePTFE zithetha ukuba ukushukumisa ingxowa okanye ukusebenzisa i-pulse jet kuya kubangela ukuba uninzi lothuli olufakwe kwii-cake-on lususwe kwaye kususwe okanye kuncitshiswe ukuhluzwa kobunzulu kunye nokufiphaza ubomi be-membrane (ezi membrane ziya kubola ngokuhamba kwexesha; kwakhona, ukuze zisebenze ixesha elide, akufuneki zisetyenziswe kunye nee-particles zothuli ezirhabaxa).
Nangona i-membrane ye-ePTFE iluhlobo lokugqiba, abanye abantu bajonga igama elithi "PTFE finish" njengokuhlamba okanye ukutshiza i-PTFE elulwelo kwi-filter media. Kwimeko enjalo, iifayibha ze-media zifakwe ngokwahlukeneyo kwi-PTFE. I-PTFE finish yolu hlobo ayizukwandisa ukusebenza kakuhle kokucoca, kwaye ibhegi isenokuthwala ubunzulu, kodwa ukuba kusetyenziswa i-pulse jet, ibhegi iya kucoca ngokulula ngenxa ye-coating ethambileyo enikezelwa yi-PTFE kwiifayibha.
Yeyiphi eyona ilungileyo: I-ePTFE Membrane okanye i-PTFE Finish?
Ingxowa eyongeziweyo nge-membrane ye-ePTFE inokubona ukwanda kokusebenza kakuhle kangange-10X okanye ngaphezulu, kuya kuba lula ukuyicoca, kwaye ayiyi kuba neengxaki zokulayisha ubunzulu. Kwakhona, i-membrane ye-ePTFE iluncedo kuthuli olunamathelayo nolunamafutha. Xa kuthelekiswa, ingxowa engeyo-membrane ephathwe nge-PTFE finish ayizukufumana ukwanda kokusebenza kakuhle kwaye iya kuhlala ithwele ubunzulu, kodwa kuya kuba lula ukuyicoca kunokuba isiphelo singashiywanga.
Ngaphambili, kwezinye iimeko, ukukhetha phakathi kwe-ePTFE membrane kunye ne-PTFE finish kwakubangelwa yindleko kuba ii-membrane zazibiza kakhulu, kodwa ixabiso leengxowa ze-membrane liye lehla kwiminyaka yakutshanje.
Konke oku kunokubangela umbuzo othi: “Ukuba awukwazi ukoyisa i-membrane ye-ePTFE ukuze usebenze kakuhle kwaye uthintele ukulayisha okunzulu, kwaye ukuba ixabiso lebhegi ye-membrane liye lehla ngoko ke libiza ngaphezulu kancinci kunebhegi ene-PTFE finish, kutheni ke ungakhethi i-membrane ye-ePTFE?” Impendulo kukuba awunakusebenzisa i-membrane kwindawo apho uthuli lurhabaxa kuba—ukuba uyakwenza oko—awuyi kuba ne-membrane ixesha elide. Kwimeko yothuli olurhabaxa, i-PTFE finish yeyona ndlela ifanelekileyo.
Nangona kunjalo, ukukhetha indibaniselwano efanelekileyo ye-filter media kunye ne-filter finish (okanye finishes) yingxaki enamacala amaninzi, kwaye impendulo efanelekileyo ixhomekeke kwizinto ezininzi.
Ixesha leposi: Novemba-18-2025