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Ile » Iroyin » Teepu PTFE alemora teepu PTFE fun Alatako-Ibajẹ, Ti kii ṣe Stick, ati Idaabobo Idabobo ti Awọn paipu Kemikali ati Awọn ohun elo

Teepu PTFE fun Alatako-Ibajẹ, Ti kii ṣe Stick, ati Idabobo Idabobo ti Awọn paipu Kemikali ati Awọn ohun elo

Awọn iwo: 0     Onkọwe: Aago Atẹjade Olootu Aaye: 2026-07-03 Oti: Aaye

Beere

Ninu awọn ohun ọgbin kemikali, awọn paipu ati awọn ọkọ oju omi koju ikọlu igbagbogbo lati awọn media ibinu - awọn acids ti o lagbara, awọn alkalis gbona, awọn olomi Organic, ati nya si. Teepu PTFE jẹ ojutu ti o wọpọ fun ipata-ipata, ti kii-igi, ati aabo idabobo. Ṣugbọn yiyan teepu ti o tọ ko rọrun bi yiyan iwọn iwọn otutu ti o ga julọ.

PTFE giga-tep.jpg

Aokai PTFE ti pese teepu PTFE fun awọn ohun elo kemikali fun ewadun. Itọsọna yii ṣe alaye ọna-ipele mẹta ti teepu PTFE, awọn ibeere yiyan mojuto (iwọn otutu, media kemikali, awọn ibeere ẹrọ), ati awọn itọnisọna ikole to ṣe pataki.

Teepu PTFE ti a we lori awọn paipu kemikali ati awọn flanges.png

Ilana Ipele Mẹta ti Teepu Iwọn otutu ti PTFE

Iṣe gbogbogbo ti teepu PTFE ti iṣowo jẹ ipinnu nipasẹ awọn fẹlẹfẹlẹ igbekalẹ mẹta:

Layer igbekale

Awọn ohun elo ti o wọpọ

Ipa lori Aṣayan Ọja

Dada ti iṣẹ-ṣiṣe Layer

Fiimu PTFE mimọ / PTFE-impregnated fiberglass fabric

Awọn ijọba ohun-ini ti kii ṣe igi, resistance kemikali, ati resistance otutu ti o pọju

Imudara sobusitireti

Ko si (fiimu mimọ) / Fiberglass fabric / Aramid fabric

Ṣe ipinnu agbara ẹrọ, resistance fifẹ, ati resistance puncture

alemora Layer

Silikoni PSA, Akiriliki PSA, Roba-orisun PSA

Ṣeto iwọn otutu oke ati resistance kemikali ti gbogbo teepu; maa ọna asopọ iṣẹ alailagbara

Imọye pataki: Bi o tilẹ jẹ pe PTFE funrararẹ le ṣiṣẹ ni iduroṣinṣin lati -190 ° C si 260 ° C ni igba pipẹ, alemora jẹ igo iṣẹ . Yan alemora ti o da lori agbegbe iṣẹ gangan, kii ṣe oju PTFE nikan.

Mẹta-Layer PTFE teepu structure.png

Apeere Aṣayan Core ati Awọn Ilana Ibamu

1. Awọn iwọn otutu ti nṣiṣẹ - aṣayan alemora jẹ pataki julọ

Iwọn otutu

Niyanju alemora

Kí nìdí

200°C – 260°C (igba pipẹ)

Silikoni PSA (beere)

Awọn nikan alemora eto ti o da duro idurosinsin tackiness ni yi ibiti o; iwonba aloku lẹhin peeling

120 ° C - 180 ° C pẹlu epo epo ti o ga julọ

PSA akiriliki otutu otutu

Isopọ ti o lagbara ju silikoni lọ, ṣugbọn kuna ni iyara ni 260°C

Ni isalẹ 100 ° C

Mora akiriliki tabi roba-orisun

Iṣe itẹwọgba, ṣugbọn ṣọwọn ni awọn agbegbe kemikali

Akọsilẹ PTFE Aokai: Fun awọn ohun elo ni 200°C+, akiriliki PSA ko ṣe itẹwọgba – yoo dinku, rọ, yoo fa peeling teepu. Silikoni jẹ aṣayan ti o le yanju nikan.

2. Kemikali media - ibamu laarin alemora ati sobusitireti

Layer iṣẹ ṣiṣe PTFE n ṣe ẹya ifarabalẹ ipata gbogbo agbaye (ayafi awọn irin alkali didà ati gaasi fluorine giga-iwọn otutu). Bibẹẹkọ, awọn media kemikali wọ inu awọn egbegbe teepu ati ki o bajẹ Layer alemora taara.

Media Kemikali

Niyanju alemora

Išọra

Awọn acids lagbara inorganic (HCl, H₂SO₄ ≤80%), alkalis lagbara (NaOH), brine, oru omi

Silikoni PSA

Ifarada to dara julọ; fọọmu iduroṣinṣin aabo cladding

Awọn nkan ti ara ẹni (ketones, esters, benzene, toluene), epo, epo, acids oxidizing lagbara (HNO₃, H₂ SO₄ ogidi), glacial acetic acid

PSA akiriliki (ipe alatako)

Silikoni swells ni Organic epo; akiriliki ni a gbaniyanju, ṣugbọn rii daju iwọn iwọn otutu (ni gbogbogbo ≤150°C)

Nya si iwọn otutu + acid ifọkansi giga / alkali (ifihan yiyan)

Títúnṣe silikoni PSA + olona-Layer yikaka

Ipo ti o nira julọ - silikoni le ṣe hydrolyzed; ojuriran pẹlu olona-Layer yikaka

Fun awọn iwọn otutu ti o kọja 150°C pẹlu awọn olomi-ara-ara: Lo atunse ẹrọ tabi lẹ pọ-ooru-ọfẹ-isunmọ teepu PTFE mimọ/tubu.

Ibamu alemora.png

Awọn oju iṣẹlẹ Ohun elo ati Yiyan Sobusitireti Baamu

Ohun elo ohn

Sobusitireti ti a ṣe iṣeduro

Idi

Ipata odi ita paipu & ibora egboogi-ọpa (ṣe idiwọ ikojọpọ ohun elo asesejade)

Aṣọ gilaasi ti PTFE ti o ni agbara giga (brown/dudu)

Yiwọ-sooro, omije-sooro; sisanra 0.13-0.25mm; o dara fun tun yikaka, o tayọ conformability

Odi inu ohun elo & ikan oju-ọpa-ọpa flange

Sihin funfun PTFE film

Ultra-dan ti kii-stick dada, ko si okun wicking ewu; apẹrẹ fun alapin ati ki o tobi te roboto

Apapọ ọpa & rola murasilẹ

Aṣọ fiberglass PTFE pẹlu alemora silikoni giga-tack

Ṣe atilẹyin yikaka ẹdọfu; sobusitireti fiberglass n pese agbara fifẹ giga, yago fun abuku lakoko yiyi

O tẹle lilẹ ati gasiketi rirọpo

Machined funfun PTFE film teepu

Nlo ohun-ini ṣiṣan tutu PTFE lati kun awọn ela; teepu ti ko ni gilaasi nilo

Awọn iho & awọn gilaasi oju ti awọn tanki ipamọ acid to lagbara

Fiimu PTFE mimọ / fiberglass fabric pẹlu alemora akiriliki ti kemikali-sooro

Fiimu mimọ ya sọtọ media ibajẹ; fiberglass fabric mu toughness; awọn isẹpo ipele nilo imuduro ọpọ-Layer

Ohun elo-pato teepu PTFE.png

Ikole pataki ati Awọn Itọsọna Aabo

1. Iṣeduro oju-aye - ipilẹ ti imora

Ilọkuro ni kikun, yiyọ ipata, ati gbigbe ni a nilo. Mu ese kuro pẹlu acetone tabi oti ti o tẹle pẹlu iyan ina ni iyara lati pọ si agbara imora. Eyi yoo yọkuro awọn idoti ati mu dada irin ṣiṣẹ fun ifaramọ ti o pọju.

2. Ni lqkan ati yikaka fẹlẹfẹlẹ

O kere ju awọn fẹlẹfẹlẹ 2-3 yiyi ni a nilo fun aabo kemikali pẹlu 50% ni lqkan fun Circle. Awọn ipari teepu gbọdọ jẹ fikun pẹlu teepu PTFE ti o baamu tabi awọn asopọ okun irin alagbara irin lati ṣe idiwọ peeling ni kikun lẹhin ilaluja alemora nipasẹ media.

3. Ailewu ala - nigbati lati yago fun teepu PTFE lapapọ

Fun media ti o ni iwọn atẹle, gbogbo awọn teepu pẹlu awọn alemora Organic jẹ ailewu :

  • Hydrogen fluoride (HF)

  • Sise alkali ti o lagbara ni ifọkansi giga (> 80%)

  • Chlorine trifluoride (ClF₃)

Yiyan: Yipada si kikun PTFE ikan tabi welded ti o wa titi cladding (ko si alemora).

4. Anti-aimi ati bugbamu-ẹri igbese

Ti opo gigun ti epo ba n gbe awọn ohun elo flammable ati ikojọpọ aimi le waye, yan teepu anti-aimi PTFE (nigbagbogbo dudu dudu pẹlu kikun carbon, resistivity dada 10⁶-10⁹ Ω) lati tu idiyele aimi kuro lailewu.

PTFE_Tape_Proper_Winding_Technique.png

Lakotan - Aṣayan Teepu PTFE Itọsọna Iyara fun Awọn ohun elo Kemikali

Ti ayika rẹ ba jẹ ...

Yan...

Yago fun...

200-260 ° C, acids / alkalis / nya

Silikoni PSA + fiberglass sobusitireti

PSA akiriliki (yoo dinku)

120-150 ° C, awọn olomi Organic

PSA akiriliki (sooro-iyọ)

Silikoni PSA (swells ni epo)

> 150 ° C, awọn olomi Organic

Fiimu PTFE mimọ + atunṣe ẹrọ

Eyikeyi alemora teepu

HF, farabale> 80% alkali, ClF₃

PTFE-nikan ikan (ko si alemora)

Eyikeyi teepu pẹlu Organic alemora

Awọn ohun elo flammable, eewu aimi

Anti-aimi (erogba-kún) PTFE teepu

Teepu boṣewa ti kii-conductive

Opo lilẹ, aafo nkún

Skived funfun PTFE film teepu

Teepu ti a fi agbara mu fiberglass

Aokai PTFE nfunni ni kikun ti awọn teepu PTFE fun awọn ohun elo kemikali - silikoni PSA fun iwọn otutu acid / alkali ti o ga, PSA akiriliki fun resistance epo, ati awọn gilaasi anti-aimi. Kan si wa pẹlu media kemikali rẹ, iwọn otutu, ati awọn ibeere ẹrọ fun yiyan ti a ṣe.

Awọn loke imọ akoonu ti wa ni pese nipa Jiangsu Aokai New Materials Technology Co., Ltd.

Ti o ba nilo awọn alaye ni pato, awọn ọran ohun elo ati awọn solusan ti a ṣe adani fun ibiti ọja wa ni kikun pẹlu asọ ti o ni iwọn otutu PTFE, teepu alemora otutu otutu PTFE, PTFE igbanu mesh iwọn otutu otutu, igbanu titẹ ooru ti ko ni ailopin, aṣọ PTFE apa kan, igbanu gbigbe ti o ni iwọn otutu giga ati gilaasi sooro igbona nipasẹ ikanni naa, jọwọ kan si wa

Nigbagbogbo a ni ifaramọ si ọjọgbọn ati imọ-jinlẹ iṣẹ ti o tọ, pẹlu tọkàntọkàn pese awọn solusan ile-iṣẹ iduro kan ati iṣẹ alabara ironu fun gbogbo awọn alabaṣiṣẹpọ!

Ọja iṣeduro

Ọja Ìbéèrè

Awọn ọja ti o jọmọ

Jiangsu Aokai Ohun elo Tuntun
AoKai PTFE jẹ alamọdaju PTFE Ti a bo Fiberglass Fabric Awọn iṣelọpọ ati awọn olupese ni Ilu China, amọja ni ipese PTFE alemora teepu, PTFE Conveyor igbanu, PTFE Mesh igbanu . Lati ra tabi osunwon PTFE ti a bo fiberglass fabric awọn ọja. Ọpọlọpọ iwọn, sisanra, awọn awọ wa ti adani.

Awọn ọna asopọ kiakia

Ẹka Ọja

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