Miiri k’a filɛ baara bɛ kɛ ni o ye PTFE kaseti funteni caman bɛ sɔrɔ kemikɛli tanki kɔnɔ, kɔgɔjida la kabali sirilan kɔnɔ, walima ji jukɔrɔla datugulan kɔnɔ. Kasɛti bɛ su ji la dɔgɔkun caman walima kalo caman kɔnɔ. Yala a bɛna minɛ wa? Yala o nɔrɔlan bɛna dɛsɛ wa? Yala fibre de verre bɛna nɔgɔya wa?
O jaabi man nɔgɔ. PTFE yɛrɛ – 'Plasitiki masakɛ' – ye kemikaliya siratigɛ la, a tɛ se ka kɛ fɛn bɛɛ lajɛlen na. Nka PTFE kasɛti tɛ PTFE dɔrɔn ye: a bɛ ni fibreglasi substrat ye ani a kɔ la, a bɛ kɛ ni degun-sensitive adhesive (PSA) ye. O yɔrɔw bɛ u yɛrɛ minɛ cogo wɛrɛ la kosɛbɛ u su ji la waati jan kɔnɔ.
Aokai PTFE ye kaseti hakɛ caman kɔrɔbɔ jisuma cogoyaw la. Nin barokun in bɛ faratiw tila ji, kɔgɔji, ani kemikɛli furaw la – ani ka a ɲɛfɔ nɔrɔ suguya minnu bɛ balo.
Sariyakolo bɛɛ lajɛlen – PTFE substrat barika ka bon, adhesive barika ka dɔgɔ
Ni PTFE kasɛtiw ye funteni caman ye minnu bɛ su ji la waati jan kɔnɔ, baarakɛcogo bɛɛ bɛ se ka lajɛ nin cogo la:
PTFE basigilen : A ka ɲi kosɛbɛ – a tɛ baara kɛ ni kemikali ye, a tɛ minɛ, a hakɛ bɛ sabati.
Fibreglasi substrat : A ka gɛlɛn – a bɛ se ka nɔgɔya ji la waati jan kɔnɔ.
Nɔrɔlan : Barika dɔgɔyayɔrɔba – a bɛ tiɲɛ ni a bɛ ji, furaji walima kemikɛlifɛnw na waati jan kɔnɔ.
Kɔrɔɲɔgɔnma
Performance (ɲɛnabɔli) Under Immersion
Dɛsɛ cogoya
PTFE ka finimugu
Ɲuman ɲuman
Foyi tɛ – a bɛ to a yɛrɛ la
Fibre de verre ye fini ye
Ka bɛrɛbɛn
A nɔgɔyali, fanga dɔgɔyali dɔgɔkun/kalo kɔfɛ
Silikoni PSA
Tilennenya ka taa faantanw na
Nɔrɔli bɔnɛni, funu, ɲɛgɛnɛsira bɔli
PSA acrylique (akiriliki) ye
Faantanba don
Ji/fɛnɲɛnamafagalanw tiɲɛni teliya la
Ji jigincogo kuntaalajan faratiw
Ji bɛ nɔ bila kaseti la cogo min na:
Nɔrɔlan : Silikoni tansiyɔn nɔrɔlen bɛ fanga dɔgɔya ni a bɛ ji molekiyɔrɔw la waati jan kɔnɔ. Ji bɛ don nɔrɔli ni substrat cɛ, o bɛ dɔ bɔ nɔrɔli la, ka laban ka kɛ sababu ye ka dɛsɛ pewu. A ɲɛkisɛ fanga bɛ se ka dɔgɔya fo ka se 40% ma lɛri 48 ji su ji la fura dɔw la.
Fibreglasi substrat : Jagokɛla ka PTFE kasɛti minnu ka funteni ka bon, olu fanba bɛ baara kɛ ni fibreglasi fini ye min falen don PTFE la i n’a fɔ substrat. Fibreglasi bɛna nɔgɔya ji la waati jan kɔnɔ, o bɛna kɛ sababu ye ka kaseti masin fanga bɛɛ lajɛlen dɔgɔya. Nin ye wale ye min bɛ kɛ dɔɔni dɔɔni (dɔgɔkun fo kalo caman) nka a tɛ se ka segin kɔ.
Tuma jumɛn na a bɛ sɔn ka ji su ji la?
Ni aw bɛ ɲɔgɔn sɔrɔ waati kunkurunnin kɔnɔ (aw bɛ aw ko, ka aw jibɔ, ka aw saniya waati kunkurunnin kɔnɔ) – a ka ɲi.
Aw bɛ to ka a su ji la tile walima dɔgɔkun caman kɔnɔ – a man ɲi silikɔni PSA kasɛtiw la minnu bɛ kɛ ka kɛɲɛ ni sariya ye.
Walasa ka baara kɛ ji jukɔrɔ kudayi, aw bɛ PTFE kaseti lajɛ min tɛ nɔrɔ ye, ni a sirilen don ni masin ye.
Aokai PTFE bɛ ladilikan di kiliyanw ma ko silikoni PSA kaseti jɔnjɔn bɛnnen don baarakɛcogo la ni ji bɛ ɲɔgɔn sɔrɔ tuma dɔw la (misali la, dumuniko koliw) nka a man ɲi ka jigin tuma bɛɛ ka tɛmɛ sanga 72 kan. Ni aw bɛ mɛn sen na, an bɛ fluorosilicone nɔrɔlenw walima nɔrɔlanw tɛ minnu na.
Kɔgɔji su ji la – Farati ka bon
Ni i y’a suma ni ji sanuman ye, kɔgɔji bɛ faratiba lase mɔgɔ ma:
Kloridi ionw bɛ don teliya la ani ka tiɲɛni kɛ nɔrɔlan na.
Kɔgɔji bɛ kɛ sababu ye ka fiɲɛ jugumanba bila fibreglasi substratw la – gilasi fiyɛw bɛ se ka wuli ka fanga dɔgɔya.
Kɔgɔ kirisitali jalen waatiw la, o bɛ se ka nɔrɔli sirili tiɲɛ ni masin ye.
Ladilikan: Aw kana PTFE kaseti standard kɛ ka a su ji la waati jan kɔnɔ (misali la, kɔgɔjida la kabali sirilanw, ji jukɔrɔla sensɛriw). Aw bɛ perfluoropolyéther (PFPE) nɔrɔlen walima PTFE nɔrɔlen tɛ min na ni masin sirili ye.
Chemical Solution Immersion – A bɛ bɔ Adhesive la pewu
PTFE kasɛtiw ka fisa ni kemikɛli ye – nka o bɛ bɔ nɔrɔ suguya de la kosɛbɛ. Farati minnu bɛ sɔrɔ kemikaliya la, olu tɛ kelen ye kosɛbɛ.
Nɛgɛ suguya
Kimikisɛw ka kɛlɛli
Ladilikan min bɛ kɛ ka ɲɛsin baara ma
PSA acrylique (akiriliki) ye
Faantan – a tɛ se ka asidi barikamaw, alkali barikamaw, walima fɛnɲɛnamafagalan fanba kɛlɛ
A dagalen don kosɛbɛ kemikɛli suguya bɛɛ su ji la
Silicone PSA kɔrɔlen (min bɛ kɛ ka caya) .
Damatɛmɛnen – a bɛ ji, asidi barikamaw, alkali barikamaw, ani furaji dɔw kɛlɛ. A bɛ dɛsɛ ni a su donna asidi barikamaw la minnu falen don, alkali barikamaw la, ani fɛnɲɛnamafagalanw na minnu bɛ polari kosɛbɛ (misali la, asetɔni, MEK) .
A bɛnnen don dɔrɔn kemikoro yeelenma sɔgɔli lakanani ma – a man ɲi ka to ka a su ji la
Fluorosilicone Modified PSA ye
Koɲuman – a ka fisa kosɛbɛ ni silikoni gansan ye kemikɛli kɛlɛli la; a bɛ se ka ji la waati kunkurunnin kɔnɔ
A ka ɲi kosɛbɛ ji la waati cɛmancɛ la (tile fo dɔgɔkun) ani sɔgɔsɔgɔninjɛ kɛlɛli cogoya damadɔw la
Perfluoropolyether / Fluorine-based Adhesive (Floropolyéther) min bɛ kɛ ni fluorine ye
A ka ɲi kosɛbɛ – a bɛ bɛn PTFE substrat ka kemikaliya kunbɛnni ma ; a ka dɔgɔn ka nɔ bila kemikɛlifɛnw na minnu bɛ sɔrɔ tuma caman na
A ka fisa sigida minnu bɛ sɔgɔsɔgɔ kosɛbɛ ani minnu bɛ su ji la waati jan kɔnɔ (kalo caman). Musow ka musaka ka bon.
Bande PTFE pure (Adhésif tɛ) .
Superior – nafa tɛ a la min bɛ tali kɛ nɔrɔli la; kemikɛli kɛlɛli ni PTFE substrate bɛ kelen ye
Sugandili sanfɛla la ka ɲɛsin ji su ji la. A bɛ masin sirili wajibiya (filɛri sirili, bololanɛgɛ sirili, nɛgɛ sirili) .
A bɛ se ka dɔgɔya fo ka se 40% ma ji la sanga 48 kɔnɔ (PSA min bɛ se ka furakɛ ni UV ye) .
Kaseti dɛsɛ jiralan jɔnjɔn
Tensile (Tensile) fanga
Tɔnɔ tɛ kɛ tile 200 kɔfɛ 250°C la
N/A
CF bondw bɛ sabatili ɲuman di
Funuli
Foyi tɛ – hali ni 98% H2SO4 walima 40% HF ye
Funu bɛ kɛ furajiw la (toluyɛni, asetɔni, MEK) .
Funu nɔrɔlen bɛ na ni dawolo kɔrɔta ye
Corrosion Resistance (Sɔgɔli kunbɛncogo).
>95% sɔgɔli fanga bɛ mara 168h kɔfɛ 37% HCl tobili la
A bɛ danfara ka kɛɲɛ ni suguya ye
Fibreglasi bɛ se ka bin HF ni basi barikamaw fɛ
Kuranko ɲɛnabɔli
Lanayabaa
Tiɲɛni bɛ se ka dɔ bɔ dielektriki fanga la
Fɛn minnu bɛ bɛn insulasi wajibiyalenw ma, olu sugandi
Fɛn min bɛ taa ni a ye: PTFE substrat bɛ sabati cogo kabakoma na. A bɛ se ka fɔ ko tiɲɛni farati bɛɛ bɛ bɔ nɔrɔlan na ani, ka dɔgɔya, fibreglasi substrat.
Summary & Selection Guide for Immersion baarakɛcogo
Immersion Lamini
Kasɛti suguya min bɛ ladilikan di
Munna
Ji kɛnɛ, min bɛ kɛ tuma ni tuma
Silikoni standard PSA
A bɛ sɔn ka kɛ splashes, washdowns ye
Ji kɛnɛ, min bɛ to sen na (>tile 7) .
Fluorosilicone PSA walima a tɛ kɛ ni nɛgɛ ye
Silikoni standard bɛna bɔnɛ a nɔrɔli la
Kɔgɔji, waati o waati
PTFE min tɛ nɔrɔ ye + fixation mécanique
Kɔgɔ bɛ bin nɔrɔlan ni fibreglasi fila bɛɛ kan
Asidi/basi barikamaw (pH 4-10), u bɛ kɛ tuma ni tuma
Silikoni standard PSA
A bɛ Sɔn a ma
Asidi/basi barikamaw, fɛnɲɛnamafagalanw, minnu bɛ to sen na
PTFE (fixation mécanique) walima PFPE nɛgɛ min tɛ nɔrɔ ye
Olu dɔrɔn de bɛ kisi
Aw bɛ a su ji la funteni caman na (>150°C) .
Silikoni walima fluorosilikɔni PSA
Akriliki bɛ dɛsɛ; PTFE substrate ka ɲi
Kuma surun na , PTFE kaseti funteni caman bɛ se ka kɛ jisumayɔrɔw la – nka ni aw ye barikantanya yɔrɔw faamuya dɔrɔn. PTFE substrat bɛ ɲini ka se sɔrɔ a kan. Fibreglasi bɛ se ka kɛ fɛn ye min bɛ se ka tiɲɛ. Nɛgɛdaga ye dɛsɛ farati fɔlɔ ye.
Ni aw bɛ jisuma su ji la lɛri 72 kɔnɔ, silikoni PSA sariyalen bɛ sɔn. Ni aw bɛ mɛn, kɔgɔji, walima kemikɛlifɛn juguw, aw bɛ a sɛmɛntiya ka kɛ fluorosilicone ye, PFPE nɛgɛmafɛn, walima – min ka fisa ni bɛɛ ye – PTFE kaseti min tɛ nɔrɔlan ye, ni a sirilen don ni masin ye.
Aw mago bɛ PTFE kaseti spec la ka ɲɛsin immersion sigida kɛrɛnkɛrɛnnen ma wa? Aokai PTFE bɛ nɔrɔ suguya caman di ani a bɛ se ka sɛgɛsɛgɛli kunnafoniw di aw ka banaw kan. Aw bɛ se ka anw sɔrɔ ni aw ka medium, temperature, ani i ka jigin waati makɔnɔnen ye.
Ni aw mago bɛ fɛn ɲɛfɔlenw na, baarakɛcogo laadilikanw, ani furaw la minnu bɛ kɛ ka kɛɲɛ ni mɔgɔw sago ye an ka fɛn dilannenw bɛɛ lajɛlen na, i n’a fɔ PTFE fini min bɛ funteni caman bɔ, PTFE kasɛti minnu bɛ funteni caman na, PTFE mesh belts, seamless fusing machine belts, single-sided PTFE coated fabric, high-temperature conveyor belts and high-temperature fiberglass cloth , aw bɛ se ka anw sɔrɔ:
An bɛ tugu baarakɛcogo ɲuman ni danbe hakilila la, wa an cɛsirilen don ka fɛɛrɛw tigɛ minnu bɛ kɛ yɔrɔ kelen na ani ka baara jateminɛlenw di kiliyanw bɛɛ ma.
