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PTFE Tape ma Anti-Corrosion, Non-Stick, ne Sealing Ahobammɔ a Nnuru Pipes ne Nkuku

Nhwɛsoɔ: 0 Ɔkyerɛwfoɔ: Site Editor Bere a wɔde tintimii: 2026-07-03 Mfiase: Beaeɛ

Bisa nsɛm

Nsɛm a Wɔahyehyɛ

Wɔ nnuruyɛ adwumayɛbea ahorow mu no, nsu afiri ne nsukorade hyia ntua bere nyinaa fi nsɛm ho amanneɛbɔ a ano yɛ den – acid a ano yɛ den, alkalis a ɛyɛ hyew, organic solvents, ne steam. PTFE tape yɛ ano aduru a wɔtaa de di dwuma ma ahobammɔ a ɛko tia nsɛe, ɛnyɛ nea ɛbata ho, ne nea ɛsɔ ano. Nanso teyp a ɛfata a wobɛpaw no nyɛ mmerɛw te sɛ nea wobɛpaw ɔhyew a ɛkorɔn sen biara.

Aokai PTFE de PTFE tape ama nnuru a wɔde di dwuma mfe du du pii. Saa akwankyerɛ yi kyerɛkyerɛ PTFE teyp no nhyehyɛe a ɛwɔ ntoatoaso abiɛsa, core selection criteria (ɔhyew, nnuru a wɔde di dwuma, mfiri a wɔhwehwɛ), ne adansi ho akwankyerɛ a ɛho hia mu.

PTFE teyp a wɔde abɔ nnuru paipu ne anwenne flanges.png

PTFE High-Temperature Tape no nhyehyɛe a ɛwɔ afã abiɛsa

Wɔde PTFE teapɔn a wɔde di gua no adwumayɛ nyinaa gyina nhyehyɛe a wɔde yɛ nneɛma abiɛsa so:

Nneɛma a Wɔde Yɛ Adwuma	Nneɛma a Wɔtaa De Yɛ	Nkɛntɛnso a Ɛwɔ Nneɛma a Wɔpaw So
Surface dwumadie layer	PTFE sini a ɛho tew / ntama a wɔde PTFE ahyɛ mu ma	Di non-stick agyapade, nnuru a ɛko tia, ne ɔhyew a ɛsen biara a ɛko tia so
Substrate a ɛhyɛ den	Obiara nni hɔ (sini kronkron) / Fiberglass ntama / Aramid ntama	Kyerɛ mfiri ahoɔden, sɛnea ɛko tia twetwe, ne sɛnea ɛko tia tokuru
Adhesive a wɔde yɛ ade	Silicone PSA, Acrylic PSA, PSA a wɔde rɔba ayɛ	Ɔde ɔhyew anohyeto a ɛwɔ soro ne nnuru a ɛko tia teyp no nyinaa si hɔ; mpɛn pii no ɛyɛ adwumayɛ ho abusuabɔ a ɛyɛ mmerɛw sen biara

Nhumu a ɛho hia: Ɛwom sɛ PTFE ankasa tumi yɛ adwuma pintinn fi -190°C kosi 260°C bere tenten de, nanso ade a wɔde nkata so no ne adwumayɛ mu toa . Paw adhesive no gyina ɔsom tebea ankasa so, ɛnyɛ PTFE ani nkutoo.

PTFE teyp nhyehyɛe a ɛwɔ ntoatoaso abiɛsa.png

Core Selection Criteria ne Nnyinasosɛm a ɛne ne ho hyia

1. Adwumayɛ mu hyew – adhesive paw ne ade titiriw a ɛho hia sen biara

Ɔhyew a Ɛwɔ Hɔ	Adhesive a Wɔkamfo Kyerɛ	Adɛn
200°C – 260°C (bere tenten) .	Silicone PSA (a ɛho hia) .	Adhesive nhyehyɛe biako pɛ a ɛkora tackiness a ɛyɛ den wɔ saa kwan yi so; nkae kakraa bi a ɛba bere a wɔayiyi afi so akyi
120°C – 180°C a ɛwɔ solvent & ngo a ɛko tia a ɛkorɔn	Acrylic PSA a ɛyɛ hyew a ɛkorɔn	Nkitahodi a emu yɛ den sen silicone, nanso edi nkogu ntɛmntɛm wɔ 260°C
Ɛwɔ 100°C ase	Acrylic anaa rɔba a wɔtaa de di dwuma	Wogye tom, nanso ɛntaa nsi wɔ mmeae a nnuru wɔ

Aokai PTFE hyɛ no nsow: Sɛ wɔde di dwuma wɔ 200°C+ a, acrylic PSA nyɛ nea wogye tom – ɛbɛsɛe, ayɛ mmerɛw, na ama teapɔn no ayɛ mmerɛw. Silicone nkutoo ne ade a wobetumi apaw.

2. Chemical media – nhyiamu a ɛda adhesive ne substrate ntam

Ɛkame ayɛ sɛ PTFE dwumadi fã no kyerɛ amansan nyinaa a ɛko tia nsɛe (gye alkali dade a wɔabɔ ne fluorine mframa a ɛyɛ hyew kɛse). Nanso, nnuru a wɔde yɛ nneɛma no fi teyp anoano na ɛporɔw ade a wɔde nkata so no tẽẽ.

Nnuru Ho Nsɛm ho Amanneɛbɔ	Adhesive a Wɔkamfo Kyerɛ	Ahwɛyie
Acid a ano yɛ den a ɛnyɛ abɔde mu de (HCl, H2SO4 ≤80%), alkali a ano yɛ den (NaOH), brine, nsu a ɛyɛ hyew	Silicone PSA a wɔde yɛ adwuma	Abodwokyɛre a ɛkyɛn so; yɛ nneɛma a ɛbɔ ho ban a ɛyɛ den a wɔde kata so
Nnuru a wɔde yɛ nneɛma a nkwa wom (ketones, esters, benzene, toluene), ngo, pɛtro, acid a ɛyɛ den a ɛma oxidizing (HNO3, H2SO4 a wɔahyɛ no den), glacial acetic acid	Acrylic PSA (a ɛyɛ nea ɛko tia aduru) .	Silicone ahonhon wɔ nnuru a wɔde yɛ nneɛma a nkwa wom mu; wɔkamfo acrylic kyerɛ, nanso hwɛ sɛ ɔhyew dodow (mpɛn pii no ≤150°C) .
Nsuonwini a ɛyɛ hyew kɛse + acid/alkali a ɛdɔɔso (a ɛsakra a wɔde hyɛ mu) .	Wɔasesa silicone PSA + multi-layer winding	Tebea a emu yɛ den sen biara – silicone betumi ayɛ hydrolyze; hyɛ no den denam multi-layer winding so

Sɛ wopɛ ɔhyew a ɛboro 150°C a wɔde organic solvents di dwuma a: Fa mfiri a wɔde siesie anaasɛ gluu-free heat-shrink pure PTFE tape/tubing di dwuma.

Nsɛm a Wɔde Di Dwuma ne Substrate a Wɔpaw a Ɛne No

Akwankyerɛ Ho Nsɛm a Ɛfa Ho	Substrate a Wɔkamfo Kyerɛ	Sɛnti
Pipe akyi ɔfasu anti-corrosion & anti-stick coating (siw splash nneɛma a ɛboaboa ano)	Ntama a wɔde PTFE akata so a ahoɔden kɛse wom (brown/tuntum) .	Nea ɛmma nsɛe, nea ɛmma nusu ntumi nsɛe; ne kɛse yɛ 0.13-0.25mm; ɛfata ma mpɛn pii winding, conformability a ɛkyɛn so
Anwenne mu ɔfasu & flange ani anti-stick liner	Transparent kronkron PTFE sini	Ultra-smooth non-stick soro, fiber wicking asiane biara nni ho; a eye ma mmeae a ɛyɛ tratraa ne akɛse a ɛyɛ kurukuruwa
Mixing shaft & roller a wɔde kyekyere nneɛma ho	PTFE fiberglass ntama a ɛwɔ silicone adhesive a ɛyɛ tack kɛse	Ɛboa tension winding; fiberglass substrate de ahoɔden a ɛkorɔn ma, kwati deformation bere a ɛkyinkyini
Thread sealing ne gasket a wɔde besi ananmu	Mfiri a wɔde yɛ PTFE sini teyp a ɛho tew	Ɔde PTFE awɔw mu nsuo a ɛsen no agyapadeɛ di dwuma de hyɛ nsonsonoeɛ mu ma; ɛho hia sɛ wɔde teyp a fiberglass nnim
Manholes & sight glasses a ɛyɛ den a wɔde asie acid	Pure PTFE film / fiberglass ntama a nnuru a ɛko tia acrylic adhesive	Sini a ɛho tew yiyi nsɛm ho amanneɛbɔ a ɛporɔw fi afoforo mu; ntama a wɔde fiberglass ayɛ ma ɛyɛ den yiye; lap nkwaa hwehwɛ sɛ wɔde nneɛma pii hyɛ mu den

Adansi ne Ahobammɔ Ho Akwankyerɛ a Ɛho Hia

1. Surface pretreatment – fapem a ɛyɛ bonding

Ɛsɛ sɛ wɔde srade fi mu koraa, woyi nkannare fi hɔ, na wɔma ɛyow. Fa acetone anaa nsa popa nneɛma no ani na fa ogyaframa tow ntɛmntɛm di akyi na ama ahoɔden a ɛkyekyere no ayɛ kɛse. Eyi yi efĩ fi hɔ na ɛma dade no ani yɛ adwuma ma ɛbata ho kɛse.

2. Overlap na winding layers

Anyɛ yiye koraa no, ɛho hia sɛ wɔyɛ 2-3 winding layers ma nnuru ahobammɔ a 50% kata kurukuruwa biara so. Ɛsɛ sɛ wɔde PTFE teyp anaa dade a ɛnyɛ den nhama a wɔde kyekyere nneɛma a ɛne no hyia hyɛ teyp awiei mu den na amma wɔantumi antutu koraa bere a ntama a wɔde ntama ayɛ no akɔ mu akyi.

3. Ahobammɔ aboboano – bere a ɛsɛ sɛ wokwati PTFE teyp koraa

Wɔ nsɛm ho amanneɛbɔ a ɛyɛ hu a edidi so yi fam no, teyp a wɔde organic adhesives ayɛ nyinaa nyɛ nea ahobammɔ wom :

Hydrogen fluoride (HF) a wɔde yɛ adwuma .
Alkali a ano yɛ den a ɛdɔɔso a wɔnoa (>80%) .
Chlorine trifluoride (ClF3) a ɛwɔ nipadua no mu.

Ɔkwan foforo: Dan kɔ PTFE lining a edi mũ anaasɛ welded fixed cladding (adhesive biara nni mu).

4. Nneɛma a wɔde ko tia static ne explosion-proof

Sɛ nsuo afiri no de nneɛma a ɛtumi hyew na static accumulation betumi aba a, paw anti-static PTFE tape (mpɛn pii no tuntum tuntum a carbon filler wom, surface resistivity 106-109 Ω) na ama static charge no asɛe dwoodwoo.

PTFE_Tape_Proper_Winding_Akwan a Wɔfa so Yɛ.png

Nsɛm a Wɔaboaboa Ano – PTFE Tape Selection Akwankyerɛ a Ɛyɛ Ntɛm ma Nnuru a Wɔde Di Dwuma

Sɛ wo mpɔtam hɔ yɛ...	Yi...	Po...
200-260°C, acid/alkali/nsuo a ɛyɛ hyew	Silicone PSA + fiberglass a wɔde yɛ nneɛma	Acrylic PSA (ɛbɛsɛe) .
120-150°C, nnuru a wɔde yɛ nneɛma a nkwa wom	Acrylic PSA (a ɛnyɛ nea wɔde siw ano) .	Silicone PSA (ɛhonhon wɔ nnuru a wɔde yɛ nnuru mu) .
>150°C, nnuru a wɔde yɛ nneɛma a nkwa wom	Pure PTFE film + mfiri a wɔde siesie	Teyp biara a wɔde nkata so
HF, a wɔnoa >80% alkali, ClF3	PTFE-only lining (ɛnyɛ adhesive) .	Teyp biara a wɔde organic adhesive ahyɛ mu
Nneɛma a ogya tumi hyew, asiane a ɛyɛ static	PTFE teyp a ɛko tia static (carbon ahyɛ mu ma).	Teyp a ɛnyɛ nea ɛde nsu fa mu a ɛyɛ gyinapɛn
Thread sealing, gap a wɔde hyɛ mu ma	Skived kronkron PTFE sini teyp	Teyp a wɔde fiberglass ahyɛ mu den

Aokai PTFE de PTFE teyp ahorow nyinaa ma ma nnuru a wɔde di dwuma – silicone PSA ma acid/alkali som a ɛyɛ hyew kɛse, acrylic PSA ma solvent resistance, ne anti-static grades. Di yɛn ho nkɔmmɔ na fa wo nnuru media, ɔhyew a ɛwɔ hɔ, ne mfiri a wohia na woapaw nea ɛfata.

Mfiridwuma ho nsɛm a ɛwɔ atifi hɔ no, wɔde ma Jiangsu Aokai Nneɛma Foforo Mfiridwuma Co., Ltd.

Sɛ wuhia nsɛm a ɛkɔ akyiri, akwammisa nsɛm ne ano aduru a wɔayɛ ama yɛn nneɛma nyinaa a nea ɛka ho ne PTFE ntama a ɛyɛ hyew a ɛkorɔn, PTFE ntama a ɛyɛ hyew a ɛkorɔn, PTFE ɔhyew a ɛkorɔn a wɔde nkata so, PTFE a ɛyɛ hyew a ɛkorɔn mesh abɔso, ɔhyew a enni ano a ɛyɛ hyew press belt, PTFE ntama a ɛwɔ afã biako, conveyor belt a ɛko tia ɔhyew a ɛkorɔn ne fiberglass ntama a ɛko tia ɔhyew a ɛkorɔn, yɛsrɛ wo di nkitaho yɛn nam akwan a ɛwɔ aseɛ ha yi so:

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