Qhov txawv ntawm PTFE thiab ePTFE yog dab tsi?
PTFE, uas luv rau polytetrafluoroethylene, yog ib qho fluoropolymer tsim los ntawm tetrafluoroethylene. Ntxiv nrog rau kev ua hydrophobic, uas txhais tau tias nws repels dej,PTFEnws tiv taus qhov kub thiab txias siab; nws tsis cuam tshuam los ntawm feem ntau cov tshuaj lom neeg thiab cov tshuaj sib xyaw, thiab nws muab ib qho chaw uas yuav luag tsis muaj dab tsi lo rau.
Hom Kev Sau Pluav Plua Plav
Rau cov tshuab sau plua plav qhuav, uas siv cov lim dej hauv lub hnab, muaj ob txoj kev xaiv uas siv ntau - cov tshuab shaker (cov no yog cov tshuab qub uas tsis tshua muaj neeg siv txhua hnub), uas lub hnab sau plua plav raug co kom tshem tawm cov khoom me me uas lo rau, thiab pulse jet (tseem hu ua compressed air cleaning), uas siv cua siab heev los tshem tawm cov plua plav ntawm lub hnab.
Feem ntau cov chaw ntim hnab siv cov hnab ntev, zoo li lub raj ua los ntawm cov ntaub woven lossis felted ua cov khoom siv lim. Rau cov ntawv thov uas muaj cov plua plav tsawg thiab qhov kub ntawm cov pa roj ntawm 250 ° F (121 ° C) lossis tsawg dua, cov cartridges pleated, nonwoven kuj qee zaum siv ua cov khoom siv lim es tsis txhob siv cov hnab.
Hom Lim Hnab Media
Hais txog cov ntaub ntawv siv los ua cov lim dej, muaj ntau txoj kev xaiv. Cov ntaub ntawv no tiv taus qhov kub thiab txias sib txawv, muab cov qib sib txawv ntawm kev sau cov khoom, txhawb nqa cov peev xwm sib txawv los tiv taus cov khoom siv abrasive, thiab muab cov tshuaj sib txawv sib xws.
Cov kev xaiv xov xwm (uas yuav muab tau rau hauv daim ntawv woven thiab / lossis felted) suav nrog paj rwb, polyester, high-efficiency micro denier felts, polypropylene, nylon, acrylic, aramid, fiberglass, P84 (polyimide), PPS (polyphenylene sulfide)
Hom Kev Ua tiav ntawm Lub Hnab Lim
Thaum koj tau xaiv ib yam khoom siv rau koj lub hnab lim lawm, koj qhov kev xaiv tom ntej yuav yog seb puas yuav siv qhov tiav. Kev siv qhov tiav kom raug (lossis kev sib xyaw ua ke ntawm cov tiav hauv qee kis) tuaj yeem txhim kho koj lub hnab lub neej, kev tso tawm ncuav mog qab zib, thiab kev tiv thaiv los ntawm cov xwm txheej siv hnyav.
Cov hom kev ua tiav suav nrog singed, glazed, fire retardant, acid-resistant, spark-resistant, antistatic, thiab oleophobic, tsuas yog hais ob peb yam xwb.
PTFE yuav siv tau ua ib qho tiav hauv ob txoj kev sib txawv - ua ib daim nyias nyias lossis ua ib txheej / da dej.
Hom PTFE Finishes
Cia peb pib los ntawm kev xav txog lub hnab lim dej uas ua los ntawm cov ntaub polyester uas muaj felted. Thaum lub hnab siv, qee cov hmoov av yuav nkag mus rau hauv cov khoom siv. Qhov no hu ua kev lim dej tob. Thaum lub hnab raug co, lossis lub zog cua compressed raug ua kom tshem tawm cov khoom seem uas lo rau, qee cov khoom seem yuav poob rau hauv lub hopper thiab raug tshem tawm ntawm lub system, tab sis lwm cov yuav tseem nyob hauv daim ntaub. Raws li lub sijhawm dhau mus, ntau thiab ntau cov khoom seem yuav nkag mus tob rau hauv cov qhov ntawm cov khoom siv thiab pib ua rau cov khoom siv lim tsis pom kev, uas yuav ua rau lub lim dej ua haujlwm tsis zoo hauv cov voj voog tom ntej.
Ib daim nyias nyias ePTFE siv tau rau cov hnab ib txwm thiab cov hnab pleated uas ua los ntawm cov xov paj thiab cov khoom siv felted. Daim nyias nyias no nyias me me xwb (xav txog "yas qhwv zaub mov" kom pom tseeb) thiab siv rau sab nraud ntawm lub hnab hauv lub hoobkas. Hauv qhov no, daim nyias nyias yuav ua rau lub hnab ua haujlwm tau zoo dua (qhov twg "ua haujlwm tau zoo" hauv cov ntsiab lus no txhais tau tias yog tus lej thiab qhov loj ntawm cov hmoov av uas raug lim). Piv txwv li, yog tias lub hnab polyester tsis tiav tau txais 99% ua haujlwm tau zoo rau cov hmoov av ntawm ob microns thiab loj dua, ntxiv ib daim nyias nyias ePTFE yuav ua rau muaj 99.99% ua haujlwm tau zoo rau cov hmoov av txog li 1 micron thiab me dua, nyob ntawm cov hmoov av thiab cov xwm txheej ua haujlwm. Ntxiv mus, cov khoom nplua, tsis lo ntawm daim nyias nyias ePTFE txhais tau tias kev co lub hnab lossis siv lub tshuab pulse jet yuav ua rau feem ntau cov hmoov av uas tau caked raug tshem tawm thiab tshem tawm lossis txo qhov tob ntawm kev lim thiab ua rau lub neej ntawm daim nyias nyias tsis pom kev (cov daim nyias nyias no yuav lwj zuj zus; tsis tas li ntawd, kom ua kom lawv siv tau ntev, lawv yuav tsum tsis txhob siv ua ke nrog cov hmoov av abrasive).
Txawm hais tias daim nyias nyias ePTFE yog ib hom kev ua tiav, qee tus neeg suav tias lo lus "PTFE tiav" yog kev da dej lossis txau cov kua txheej ntawm PTFE rau ntawm cov lim dej. Hauv qhov no, cov xov xwm cov fibers tau encapsulated ib tus zuj zus hauv PTFE. PTFE tiav ntawm hom no yuav tsis ua rau kom muaj kev lim dej zoo dua, thiab lub hnab tseem yuav ua rau tob tob, tab sis yog tias siv lub tshuab pulse jet, lub hnab yuav ntxuav tau yooj yim dua vim yog cov txheej slick uas PTFE muab rau ntawm cov fibers.
Qhov twg zoo tshaj plaws: Ib qho ePTFE Membrane lossis PTFE Finish?
Ib lub hnab uas muaj ePTFE membrane ntxiv rau yuav ua rau nws ua haujlwm tau zoo dua li 10 npaug lossis ntau dua, yuav yooj yim ntxuav, thiab yuav tsis raug kev cuam tshuam los ntawm kev sib txhuam tob. Tsis tas li ntawd, ePTFE membrane zoo rau cov hmoov av nplaum thiab roj. Piv txwv li, lub hnab uas tsis yog membrane uas kho nrog PTFE tiav yuav tsis muaj kev cuam tshuam ntau dua thiab tseem yuav ua rau nws sib txhuam tob, tab sis nws yuav yooj yim dua los ntxuav dua li yog tias tsis muaj qhov tiav.
Yav dhau los, qee zaum, qhov kev xaiv ntawm ePTFE membrane thiab PTFE tiav yog tsav los ntawm tus nqi vim tias cov membranes kim, tab sis tus nqi ntawm cov hnab membrane tau poob qis hauv xyoo tas los no.
Tag nrho cov no yuav ua rau muaj lus nug: "Yog tias koj tsis tuaj yeem yeej ePTFE membrane rau kev ua haujlwm zoo thiab rau kev tiv thaiv kev thauj khoom tob, thiab yog tias tus nqi ntawm lub hnab membrane tau poob qis yog li nws tsuas yog kim dua li lub hnab nrog PTFE tiav, ces vim li cas koj thiaj tsis xaiv ePTFE membrane?" Cov lus teb yog tias koj tsis tuaj yeem siv daim nyias nyias hauv ib puag ncig uas cov hmoov av yog abrasive vim - yog tias koj ua - koj yuav tsis muaj daim nyias nyias ntev. Hauv cov ntaub ntawv ntawm cov hmoov av abrasive, PTFE tiav yog txoj hauv kev mus.
Txawm hais li no los, kev xaiv qhov sib xyaw ua ke zoo tshaj plaws ntawm cov lim dej thiab lim dej tiav (lossis tiav) yog qhov teeb meem ntau yam, thiab cov lus teb zoo tshaj plaws yog nyob ntawm ntau yam.
Lub sijhawm tshaj tawm: Kaum Ib Hlis-18-2025