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PTFE Tape Radiation Resistance: Baabi a Ɛyɛ Adwuma Ne Baabi a Ɛdi nkogu

Nhwɛsoɔ: 0 Ɔkyerɛwfoɔ: Site Editor Bere a wɔde tintimii: 2026-05-27 Mfiase: Beaeɛ

Bisa nsɛm

Wɔ mmeae a wɔyɛ nnuan, adwumayɛbea ahorow a wɔyɛ nnuruyɛ mfiri, ne mmeae bi a wɔyɛ mfiridwuma mu no, wɔde gamma mframa anaa ɛlɛtrɔnik hann di dwuma de yɛ mmoawa a wɔsɛe nnɔbae. Sɛ ɛho hia sɛ wode di dwuma a PTFE teapɔn a ɛyɛ hyew kɛse wɔ saa mmeae yi – anaasɛ nea enye koraa no, wɔ nuklea ahoɔden adwumayɛbea – ɛsɛ sɛ wote ne anohyeto ahorow a ɛko tia mframa bɔne no ase.

Mmuae tiawa no: PTFE yɛ nea ɛyɛ mmerɛw kɛse sɛ mframa a ɛma ionizing ba. Ɛyɛ adwuma yiye wɔ nnuru a wɔmfa nni dwuma pii mu (te sɛ aduan a wɔde sterilization) nanso edi nkogu kɛse wɔ dodow a ɛdɔɔso mu.

Aokai PTFE asɔ PTFE teyp ahorow ahwɛ wɔ mframa tebea ahorow mu. Saa asɛm yi kyerɛkyerɛ akwan a wɔfa so sɛe, dodow a wɔde ma, ne baabi a ɛnsɛ sɛ wode PTFE teyp di dwuma da mu.

Nokwasɛm Titiriw – PTFE Wɔ Radiation Resistance a Ɛnyɛ Yiye

Ade titiriw a ɛwɔ PTFE teyp a ɛyɛ hyew kɛse mu ne polytetrafluoroethylene (PTFE). Nea ɛnte sɛ ne ɔhyew ne nnuru a ɛma ɛyɛ den yiye no, PTFE tumi kɛse . nya mframa a ɛma ionizing te sɛ gamma mframa ne ɛlɛtrɔnik hann

Adɛn? Mframa a ɛbɔ no bubu carbon-fluorine (CF) nkitahodi ne polymer akyi dompe no mu, na ɛma molecule nkɔnsɔnkɔnsɔn no mu paapae. Ade no yɛ mmerɛw na ɛhwere mfiri ahoɔden.

Nkyerɛase a mfaso wɔ so: PTFE teyp fata ma mmeae a mframa a ano yɛ den sua nkutoo. no mpɛn pii Wɔbara wɔ tebea horow a mframa a ano yɛ den wom te sɛ nuklea reactor cores anaa primary loops ho.

PTFE_Radiation_Degradation_Adwumayɛbea.png

Adwumayɛ a Wɔsɛe no Wɔ Radiation Ase – Ɛnam Nkontaabu So

Sɛ wɔde mframa a ano yɛ den di dwuma a, PTFE molecule nkɔnsɔnkɔnsɔn no bubu, na ɛma mfiridwuma mu nneɛma so tew kɛse. Wɔakyerɛ nsakrae pɔtee no wɔ ase ha:

Radiation Dose a Wɔde Ma	Atenaeɛ	Nkɛntɛnso a enya wɔ PTFE so
1 kGy (0.1 Mrad) na ɛwɔ hɔ.	Mframa	Tensile ahoɔden so tew kɔ ~25% wɔ mfitiase bo
10 kGy na ɛwɔ hɔ	Mframa	Mframa a ɛho hia a ɛyɛ mmerɛw; ɔfasu no ani a ɛpaapae fi ase
100 kGy na ɛwɔ hɔ	Mframa	Ɔsɛe a emu yɛ den; teyp betumi abubu bere a wɔde di dwuma no
1 MGy (1000 kGy) na ɛwɔ hɔ.	Mframa	Elongation loss a ɛkɔ soro kodu 87% ; tensile ahoɔden a ɛyera 54% .

Nsɛm foforo a wɔde ama:

Wɔ wim tebea a ɛnyɛ adwuma (vacuum, nitrogen, anaa deuterium) mu no, sɛe no brɛoo nanso ɛda so ara yɛ nea wontumi nkwati.
Thermal-radiation coupling (ɔhyew a ɛkorɔn + mframa) ma onyin yɛ ntɛmntɛm bio.

Aokai PTFE tu adetɔfo fo sɛ yɛn gyinapɛn PTFE teapɔn no fata ma aduan a wɔde yɛ aduru (≤10 kGy) ne aduruyɛ mfiri a wɔde yɛ aduru a wɔde yɛ aduru biako (≤50 kGy). Sɛ wonya dodow a wɔaboaboa ano a ɛboro 100 kGy anaasɛ sterilization cycles pii a, yɛhyɛ nyansa sɛ dan kɔ polyimide tape so.

Nneɛma a Atwa Yɛn Ho Ahyia a Ɛma Ɔsɛe Ntɛmntɛm

Sɛnti	Nkɛntɛnso a ɛwɔ PTFE so wɔ Radiation ase
Wim tebea (oxygen) .	Oxygen ma ɔsɛeɛ yɛ ntɛmntɛm – free radicals ne O2 yɛ adwuma, na ɛma nkɔnsɔnkɔnsɔn no mu paapae pii
Wim tebea a ɛnyɛ adwuma (vacuum/N2) .	Ɔsɛe so tew nanso ɛda so ara yɛ nea ɛho hia – wontumi nkwati koraa
Ɔhyew a ɛkɔ soro	Thermal-radiation coupling effect – onyin yɛ ntɛmntɛm kɛse
Nsuframa	Nsu betumi ama nsu a ɛwɔ soro no ayɛ kɛse, na ama nsu a ɛyɛ mmerɛw no ayɛ kɛse

Akwankyerɛ a mfaso wɔ so: Sɛ ɛsɛ sɛ wode PTFE teyp di dwuma wɔ baabi a mframa a ano nyɛ den pii wom a mframa wɔ mu a, taa sesa. Wɔ vacuum anaa inert gas mu no, nkwa nna trɛw nanso ɛnyɛ nea anohyeto nni mu.

Nsɛm a Ɛfa Ho & Asiane Ho Kɔkɔbɔ

Nneɛma a Wɔkamfo kyerɛ sɛ Wɔde Mframa a Ɛba Fam (≤50 kGy) .

Abisadeɛ	Dose a Wɔtaa De Di Dwuma	PTFE Tape a Ɛfata
Aduan a wɔde yɛ sterilization	1-10 kGy na ɛwɔ hɔ	✅ Eye – ɔsɛe biara nni hɔ a wotumi hu
Aduruyɛ mfiri ani a wɔde kum mmoawa	15-50 kGy (kyinhyia biako) .	✅ Wogye tom – ebetumi abɛyɛ brittle wɔ kyinhyia pii akyi
Nnuru a wɔde yɛ nnuru	10-25 kGy na ɛwɔ hɔ	✅ Wogye tom – sesa wɔ kyinhyia biara akyi ma wɔde di dwuma kɛse
Mmeae a ɛnyɛ nuklea mfiri atitiriw (sɛ nhwɛso no, paipu insulation fixing) .	Dose a ɛba fam, PTFE a wɔayɛ mu nsakrae ho hia	⚠️ Sɛ wɔayɛ nsakrae titiriw nkutoo a – wɔmfa standard PTFE nkyerɛ

Nsɛm a Ɛma Mframa a Ɛyɛ Den a Ɛsɛ sɛ Wɔkwati (>100 kGy) .

Abisadeɛ	Dose a Wɔaboaboa Ano	Nea Enti a PTFE Di Nkonim	Ɔkwan foforo a eye sen biara
Nuklea reactor no mu ade titiriw	>1 MGy na ɛwɔ hɔ	Nneɛma a wɔde yɛ adwuma no abubu	Polyimide (Kapton) anaa PEEK
Primary loop afã horow	100 kGy – 1 MGy na ɛwɔ hɔ	Mframa a ɛyɛ mmerɛw a emu yɛ den	Polyimide / PEEK a ɛyɛ NKWASƐM
Ahunmu hyɛn akyi	Mframa nketenkete a ahoɔden wom kɛse	Entumi nnyina bere tenten a wɔde bɛda so no ano	Polyimide / PEEK a ɛyɛ NKWASƐM
Gamma sterilization a wɔde di dwuma kɛse (>100 kGy) .	>100 kGy na ɛwɔ hɔ	Ahoɔden a ɛyera >80% .	Polyimide a wɔde yɛ nnuru

Nsɛm a Wɔaboaboa Ano – Hu Anohyeto no

Radiation Dose dodow a Wɔde Ma	PTFE Tape Adwumayɛ	Nyansahyɛ a wɔde ma
< 10 kGy (aduan a wɔde yɛ aduru) .	Ɔsɛe biara nni hɔ a wotumi hu; mfiridwuma mu nneɛma a wɔkora so kɛse	✅ Ahobammɔ wom sɛ wɔde bedi dwuma
10 – 50 kGy (aduruyɛ mu aduruyɛ mu sterilization) .	Ebinom a wɔyɛ mmerɛw; tensile ahoɔden so tew 30-50% .	⚠️ Fa di dwuma pɛnkoro, afei sesa
50 – 100 kGy na ɛyɛ den	Mframa a ɛyɛ mmerɛw a emu yɛ den; ɔfasu a ɛpaapae	❌ Wɔnkamfo nkyerɛ
> 100 kGy na ɛwɔ hɔ	Nneɛma a abubu; yi mframa a ɛsɛe ade fi mu ba	❌ Wɔabara – fa polyimide anaa PEEK di dwuma

Nneɛma titiriw a wɔde kɔ: Mframa a ɛko tia a ɛyɛ mmerɛw yɛ anohyeto titiriw a ɛwɔ PTFE teyp a ɛyɛ hyew kɛse mu . Ɛfata ma mmeae a mframa a ano nyɛ den pii (aduan ne aduruyɛ mu sterilization) nkutoo. Ɛma ɔhyew a ɛkorɔn a ɛko tia ne nnuru a ɛgyina pintinn yiye wɔ saa tebea horow no mu. Wɔ mmeae a mframa a ano yɛ den pii te sɛ nuklea afiri anaa ahunmu ahyɛn no, ɛsɛ sɛ wɔfa nneɛma a ɛyɛ adwumaden a ɛko tia mframa a ano yɛ den.

Sɛ yɛbɛbɔ no mua a , PTFE teyp nyɛ ade a ɛko tia mframa a ɛbɔ. Wɔ 1 kGy pɛ a gamma a ɛda adi no, ne tensile ahoɔden so tew kɔ 25% wɔ mfitiaseɛ no. Ɛfata ma nneɛma a wɔde di dwuma kakraa bi te sɛ aduan ne aduruyɛ mu sterilization (≤50 kGy) nkutoo. Wɔ dodow a wɔaboaboa ano a ɛboro 100 kGy – te sɛ nuklea reactor cores, primary loops, anaa ahunmu hyɛn akyi – wɔabara PTFE.

Sɛ wo dwumadie no fa mframa a wɔde ma ho a, di kan kyerɛ dodoɔ a wɔhwɛ kwan sɛ wɔbɛboaboa ano. Wɔ 10 kGy ase no, PTFE teyp yɛ adwuma yiye. Wɔ 10-50 kGy ntam no, fa di dwuma pɛnkoro na sesa. Sɛ ɛboro 50 kGy a, dan kɔ polyimide anaa PEEK so.

Wohia mmoa a wode bɛpaw teyp a ɛfata ama baabi a mframa bɔne wɔ? Aokai PTFE betumi de sɔhwɛ ho nsɛm a ɛfa dodow pɔtee bi ho ne nyansahyɛ afoforo ama. Fa wo mframa fibea, dodow a wɔhwɛ kwan, ne sɛnea wode bedi dwuma ho nsɛm di yɛn ho nkɔmmɔ.

Nsɛm a ɛwɔ atifi hɔ no, wɔde mae Jiangsu Aokai Nneɛma Foforo Mfiridwuma Co., Ltd.

Sɛ wopɛ sɛ wuhu pii fa parameters a ɛkɔ akyiri, application scenarios, ne customized ano aduru a yɛn nyinaa product line, a PTFE high-temperature ntama, PTFE high-teature tape, PTFE high-temperature mesh belt, seamless fusing machine belt, single-sided PTFE ntama, high-temperature resistant conveyor belt ne high-temperature resistant fiberglass ka ho cloth , yɛsrɛ sɛ ntwentwɛn wo nan ase sɛ wobɛka yɛn ho asɛm: