Fibreglass thermal Shrinkage bɛ nɔ bila cogo min na PTFE Tape Dimensional Stability

KELEN PTFE kaseti min bɛ dɔgɔya, ka kurukuru walima ka kurukuru a kɛtuma na, o ye foro kɔnɔ dɛsɛ ye min ka teli ka kɛ. A ka c’a la, a sababu ju bɛ bɔ fɛn kelen na: fibreglasi substrat ka funteni dɔgɔyali hakɛ.

PTFE sintering waati la 360-400°C la ani adhesive curing waati la 150-200°C la, o... fibreglasi fini bɛ sɔrɔ funteni fɛ ani min ka jugu kosɛbɛ, o ye dɔgɔyali ye min tɛ se ka segin kɔ ka bɔ finiko degun tolenw na. Ni o degun ma ban sani a ka fini don, a bɛ kɛ fiɲɛ dogolen ye – o bɛ kɛ sababu ye ka kaseti dɔgɔya, ka kuru, walima ka delaminate ni a sumana.

Aokai PTFE bɛ baara kɛ ni fibreglasi substrates ye minnu bɛ se ka kɛ funteni ye kosɛbɛ walasa ka o gɛlɛya in ban. Nin barokun in bɛ funteni dɔgɔyali sababu ɲɛfɔ, a nɔfɛkow baarakɛcogo kelen-kelen bɛɛ la, ani fura koloma: fini min bɛ kɛ ka kɔn funteni sigi, ni a bɛ dɔgɔya <0,5% 400°C la.

A jujɔ sababu – Degun tolen min bɛ sɔrɔ finiko la

Funteni dɔgɔyali bɛ bɔ kosɛbɛ kɔnɔna degun tolenw na minnu bɛ dalajɛ gilasi fiyɛri ja ni fini sɔgɔli waati. Fibre de verre fini min tɛ funteni dafalen sɔrɔ, o bɛna dɔgɔya min tɛ se ka segin kɔ ni a sumana ka tɛmɛ a degun bɔli hakɛ kan (sɔgɔli kabakoma bɛ daminɛ ka tɛmɛ 300°C kan).

Degun o degun min ma bɔ ka dafa walima min tɛ dankari, o bɛ kɛ gɛlɛya dogolen koloma ye min bɛ kɛ sababu ye ka kaseti hakɛ sabatibaliw lase. O degun in bɛ 'lock' fini jɔcogo la finiko waati la wa a bɛ bɔ dɔrɔn ni a sumana fo ka se funteni bɛrɛbɛrɛ ma.

Kɔnɔnafili PTFE Sintering waati la – The Critical Stage

PTFE sintering funteni bɛ se 360-400°C ma, o ka ca ni fibreglass thermal shrinkage daminɛ funteni ye kosɛbɛ, o b’a to nin dakun in bɛ kɛ fɛn latigɛlen ye dimensional performance la.

1. Kɔrɔlen shrinkage stress bɛ latent dimensional defects (daɲɛ dogolenw) lase

Ni a kɛra ni tension dɔgɔman ye, fibreglasi fini bɛ dɔgɔya hɔrɔnya la ani kosɛbɛ, o bɛ na ni janya ni bonya hakɛw ye minnu tɛ bɛn. Ni aw bɛ girinya kojugu walasa ka a dɔgɔyali bali, gilasi fiyɛw bɛ janya ni fanga ye. Ni 380°C lamini na, PTFE wulilen bɛ don ka fiɲɛw sirilenw siri; nɛnɛ ni cogoya kɔfɛ, sɔgɔsɔgɔninjɛ dogolen bɛ datugu kudayi substrat kɔnɔ i n’a fɔ sɛgɛnba tolenba. Ni kasɛti sumana kokura kɔfɛ walew la, o degun tolen in bɛ substrat (substrat) dɔgɔyali daminɛ ani ka dimension (yɔrɔ sabatili) tiɲɛ k’a ɲɛsin a ma.

2. Substrat flatness (sɔgɔsɔgɔninjɛ flakɛli) min tɛ kelen ye, o bɛ coating uniformity (datugulan kelen) tiɲɛ

Funteni dɔgɔyali hakɛ minnu tɛ bɛn ɲɔgɔn ma fini yɔrɔw danfaralenw na (misali la, dakun ni cɛmancɛ yɔrɔ) sintering waati la, o bɛ fɛn dɔw wuli minnu bɛ kɛ sababu ye ka fɛnw tigɛli daminɛ minnu bɛ kɛ ni ni jikuruw ye, dakunw minnu bɛ kɛ tasa ye, ani minnu bɛ kɛ sanfɛla la dakunw ye minnu bɛ kɛ Substrat surface min tɛ kelen ye, o bɛ na ni nɔrɔlenw dacogo janya tɛ kelen ye wale nataw la, o bɛ kɛ sababu ye ka fiɲɛ bila nɔgɔya la walima ka nɔrɔli jugu kɛ lamini waati la, ani ka kasɛti dafalenw ka sabatili tiɲɛ cogo la min tɛ ɲɛ.

Kɔnɔnafili nɔrɔlen furakɛli waati – Degun filanan furakɛli

Nɔrɔlanw (silikɔni tansiyɔn nɔrɔlanw, akiriliki nɔrɔlanw, a ɲɔgɔnnaw) bɛ kɛnɛya 150-200°C la. O funteni bɛ dɔgɔya ka tɛmɛ sintering range kan hali bi a bɛ se ka residual locked stress (residual locked stress) baara kɛ substrat kɔnɔ, o bɛ na ni kɔlɔlɔ jugu caman ye.

1. Sɔgɔsɔgɔninjɛ filanan bɛ kɛ sababu ye ka dugukolo sanfɛla nafamafɛnw ni u hakɛw tigɛli kɛ

Ni aw donna furakɛli foro kɔnɔ, sɛgɛn tolen minnu bɛ substrat kɔnɔ, olu bɛ bɔ ani ka kɛ sababu ye ka kase sumanikɛlan dɔgɔya. O bɛ na ni ninnu ye:

• A bonya dɔgɔyali kojugu

• Micro-cracks, orange peel texture, walima cohesive failure sur le surface (i n’a fɔ a dɔgɔyali bɛ kɛ waati kelen na ni kɛnɛyali ye) .

• Yɛlɛma-yɛlɛma janyalenw na nɔrɔli girinya ni bɔli layiniw kurukuruni na (k’a sababu kɛ finimugu dɔgɔyali teliya ni coating roller linear velocity tɛ bɛn ɲɔgɔn ma)

2. Thermal curling bɛ baarakɛcogo tigitigi ban

Substrat layɛrɛ bɛ sɔgɔsɔgɔ kosɛbɛ degun tolen sumalen kɔrɔ, k’a sɔrɔ nɔrɔlen min kɛnɛyara ka ban, o bɛ ni coefficient de expansion thermal wɛrɛ ye, o bɛ degun bɛnbaliya jugu lase layɛrɛ fila ni ɲɔgɔn cɛ. Kasɛti bɛ kurukuru o yɔrɔnin bɛɛ ni a bɔra fɛnw bɔli la walima ni a bilara funteni na a kɛtuma na – a tɛ se ka da a kan ani a bɛ bɔnɛ a hakɛw kunbɛnni ni a baarakɛcogo la.

Degun bɔli basigilen baara laban waati – Basigibaliya kuntaalajan

Sɔgɔsɔgɔninjɛ tolenw degun minnu ma ban pewu nɔrɔlen furakɛli waati la, o bɛ to sen na fo ka se fɛn dilannenw kɛli ma. Ni funteni ka bon, ni a bɛ kɛ ni funteni ye, walima ni a bɛ kɛ ni funteni ye (misali la, 260°C mugu dacogo la), kaseti bɛ dɔgɔya dɔɔni dɔɔni ani ka to.

Kɔlɔlɔw:

• Masɔrɔ dancɛw jiginni (sigida layiniw bɛ taa) .

• Edge lifting walima adhesion dɛsɛ

• Dimensions sabatili bɔnɛ pewu

O de kama kasɛti dɔw bɛ dɛsɛ foro la hali ni u tɛmɛna sɛgɛsɛgɛli fɔlɔ la – degun dogolen bɛ bɔ dɔɔni dɔɔni waati ni funteni sɔrɔli kɔfɛ.

Furakɛcogo koloma – Aw bɛ sɔgɔsɔgɔninjɛ ban sani aw ka sɔgɔsɔgɔ

Walasa ka PTFE nɔrɔlenw dilan minnu bɛ sabati ni hakɛ ye, ka tension (jatigɛwale) kɛ ni fanga ye baara kɛtuma na, o tɛ se ka dɔgɔyali koɲɛw ɲɛnabɔ kosɛbɛ. Fibreglasi sɔgɔsɔgɔninjɛ bɔli dafalen ka kan ka kɛ sɔrɔyɔrɔ la.

1. Aokai PTFE ka fɛɛrɛ

1. Aw bɛ baara kɛ ni fibreglasi basigi fini ye min bɛ funteni dafalen na (a ka kɔn ka sɔgɔsɔgɔ) – funteni dɔgɔyali hakɛ min bɛ kɔlɔsi kosɛbɛ 0,5% duguma sɛgɛsɛgɛli kɛcogo la min ye 400°C × miniti 10 ye (sariya gɛlɛnw bɛ sɔrɔ hakɛ ɲumanw na).

2. Aw bɛ funteni caman kɛ ka kɔn tasuma ɲɛ sani aw ka PTFE falen walima ka a datugu – aw bɛ a to fibreglasi fini ka a yɛrɛ dɔgɔya ka ban ani ka kɔnɔna degun bɛɛ bɔ a la pewu sani a ka don sɔgɔsɔgɔninjɛ yɔrɔ la.

2. O kɔlɔlɔ

Ni fibreglasi fini ka funteni dɔgɔyali hakɛ dɔgɔyara, a hakɛ caman ɲɔgɔnna cili ni nɔrɔli furakɛli kɔfɛ, o bɛna bɔ dɔrɔn funteni bonya ni resin ni nɔrɔli layɛrɛw dɔgɔyali la – ni a bonya ka dɔgɔn kosɛbɛ ka tɛmɛ sɛgɛn tolenw kan minnu bɛ sɔrɔ degun fɛ. O bɛ garanti jɔnjɔn di ko:

• Dimensions stabilité (janya ni bonya) .

• Surface flatness (yɔrɔ flakɛli).

• Funteni kunbɛnni ani dannaya kuntaalajan

Aokai PTFE bɛ fibreglasi substrates dɔrɔn de sugandi minnu bɛ se ka funteni dafalen sɔrɔ, ni u dɔgɔyali hakɛ sɛbɛnnen don. An bɛ se ka sɛgɛsɛgɛli kunnafoniw di kiliyanw ka ɲininiw kelen-kelen bɛɛ la.

Kuma surun – Sani a ka dɔgɔya

Aokai PTFE bɛ fibreglasi (fibreglasi) min ka kɔn ka funteni sigi ni a dɔgɔyali <0,5% ye, o bɛ kɛ ka ɲɛsin baarakɛcogo bɛɛ ma min nafa ka bon kosɛbɛ. Ni kiliyan minnu mago bɛ dimension ultra-stable la, an bɛ grade premium di ni shrinkage <0,3% ye 400°C la.

Nin fɛɛrɛ in kɔnɔkow bɛ di Jiangsu Aokai Kura Materiel Teknoloji Co., Ltd.

Ni aw mago bɛ fɛn ɲɛfɔlenw na, baarakɛcogo misaliw ani furaw la minnu bɛ kɛ ka kɛɲɛ ni an ka fɛn dilannenw ye minnu bɛ kɛ ka kɛɲɛ ni mɔgɔw sago ye, i n’a fɔ PTFE finiw minnu bɛ funteni caman bɔ, PTFE kasɛtiw minnu bɛ nɔrɔ funteni caman na, PTFE mesh conveyor belts, seamless fusing machine belts, single-sided PTFE coated cloth, heat-resistant conveyor belts and high-temperature fiberglass fabrics, aw bɛ se ka anw sɔrɔ nin kanw fɛ minnu bɛ duguma:

• Cɛ Guo: +86 18944819998 ye

• Cɛ Liu: +86 13705266308 ye

An bɛ baarakɛcogo sariyakolow sabati, n’o ye baarakɛcogo ɲuman ni danbe ye, an b’an yɛrɛ di ka furaw bɛɛ lajɛlen di aw ma minnu bɛ kɛ ka kɛɲɛ ni aw sago ye ani ka dɛmɛ don aw la ni aw janto ye feereli kɔfɛ!