Dɛn Nti na Yɛde PTFE Ntama a Ɛwɔ Ɔhyew a Ɛkorɔn Di Dwuma Sɛ Ade a Ɛko Tia Nsɛe? 4 Mfaso Titiriw a Ɛwɔ So

Wɔ nnuruyɛ adwumayɛbea ahorow, mmeae a wɔyɛ nneɛma foforo, ne mmeae a wɔyɛ nsu fĩ ho adwuma no, nnwinnade a wɔde kata so no hyia tebea a ɛyɛ atirimɔdensɛm: acid a ano yɛ den, alkali a ɛyɛ hyew, nneɛma a wɔde yɛ nneɛma a nkwa wom, ne ɔhyew a ɛboro so. Rɔba a wɔde akata so no hohoro na ɛpaapae. FRP linings a ɛyɛ kurukuruwa. Dade a ɛnyɛ den sɛe.

PTFE ntama a ɛyɛ hyew kɛse (PTFE-coated fiberglass) yɛ adwuma sen saa nneɛma a wɔde di dwuma wɔ amanne kwan so yi. Ɛyɛ nnuru a ɛnyɛ adwuma, ɛko tia ɔhyew, ɛyɛ den wɔ ne nsusuwii mu, na ɛnyɛ nea ɛbata ho – ne nyinaa wɔ biako mu.

Aokai PTFE de PTFE ntama ama anti-corrosion lining applications mfe du du pii. Ase hɔ no yɛ mfaso atitiriw anan, ne wiase ankasa mu dwumadie nhwɛsoɔ.

Chemical Inertness – Ɛkame ayɛ sɛ Ɛko Tia Biribiara

Mfaso titiriw a ɛwɔ PTFE so ne sɛ ɛkame ayɛ sɛ ɛko tia nnuru a ɛko tia wɔ amansan nyinaa mu. Wɔtaa frɛ no 'Plastics Hene' esiane ntease pa nti.

1. Nea ɛko tia

• Acid a ano yɛ den: Sulfuric, nitric, hydrochloric, phosphoric, ne aqua regia mpo (nitric ne hydrochloric acid a wɔde afra a ɛma sika kɔkɔɔ tew) .

• Alkali a ano yɛ den: Sodium hydroxide, potassium hydroxide, ammonia

• Nnuru a wɔde yɛ nneɛma a nkwa wom: Nsã, ketones, hydrocarbons a ɛyɛ huam (toluene, xylene), nnuru a wɔde chlorine ayɛ

• Nneɛma afoforo a ɛporɔw: Nnuru a ɛma ɔhyew, nkyene, ne nnuru dodow no ara a wɔde yɛ mfiridwuma

2. Nea enko tia (anohyeto ahorow) .

• Alkali dadeɛ a ayɛ nwini (sodium, potassium) – bɛsɛe PTFE

• Fluorine mframa ne nneɛma a ano yɛ den a ɛma fluorine wɔ ɔhyew a ɛkɔ soro mu

• Hydrofluoric acid (HF) – tow hyɛ fiberglass substrate no so sɛ ade a wɔde kata so no wɔ pinholes a

Hyɛ no nsow a mfaso wɔ so: Sɛ wopɛ hydrofluoric acid som a, fa HF-resistant grade soronko bi di dwuma anaa hwɛ hu sɛ PTFE coating no nni pinhole koraa (coating pii twam). Aokai PTFE de abasobɔde a ɛte saa ma.

Wide Temperature Range – Efi Nwini so kosi Ɔhyew a Ɛyɛ Den So

Mpɛn pii no, ɛnyɛ nnuru nko na nneɛma a ɛko tia nsɛe no hyia, na mmom ɔhyew a ɛtra so nso. PTFE ntama di spectrum no awiei abien no nyinaa ho dwuma.

1. Ɔhyew a ɛkorɔn adwumayɛ

• Ɔhyew a ɛkɔ so yɛ adwuma: -70°C kosi 260°C

• Bere tiaa mu dodow a ɛsen biara: 350°C (nkwantufo tiawa) .

• Ɔhyew mu onyin ho sɔhwɛ: Bere a wɔde nnafua 200 akɔ so wɔ 250°C akyi no, mfiri ahoɔden nkyerɛ sɛ ɛso tew pefee

2. Adwumayɛ a ɛba fam wɔ ɔhyew mu

• Ɛkɔ so yɛ mmerɛw kodu -70°C

• Etumi gyina -180°C (nsu nitrogen hyew) ano a ɛnpaapae – ɛwom sɛ wɔatew nsakrae so de

3. Nea enti a eyi ho hia ma lining applications

Wɔ mfiri a wɔde yi sulfurization mu no, mframa a wɔde gu mu no tumi du 200-250°C. Rɔba a wɔde akata so no sɛe bɛboro 120°C. PTFE ntama no di yiye. Wɔ cryogenic chemical processing (-50°C) mu no, PTFE nnyɛ brittle te sɛ plastic pii.

Honam fam ne Mfiridwuma mu Nneɛma – Egyina pintinn, Ɛyɛ Den, na Ɛnyɛ Dua

Wɔ nnuru ne ɔhyew a ɛko tia akyi no, PTFE ntama de mfiridwuma mu mfaso pii a ɛma ɛyɛ ade a eye kyɛn so a wɔde kata so ma.

1. Nsusuwii a ɛyɛ den (a ɛba fam deformation) .

Fiberglass substrate no ma PTFE ntama no tensile ahoɔden a ɛkorɔn ne elongation a ɛba fam koraa – mpɛn pii no <0.5% wɔ adesoa ase. Eyi kyerɛ sɛ:

• Bere kɔ so no, nkataso no ntrɛw anaasɛ ɛnkɔ fam

• No wrinkling anaasɛ buckling esiane ɔhyew ntrɛwmu nti

• Kɔ so hyɛ mu denneennen wɔ nnwinnade no fasu ho

2. Non-stick surface (ɛnyɛ den sɛ wobɛhohoro) .

PTFE no friction coefficient no sua te sɛ 0.05-0.1 . Nneɛma dodow no ara ntumi nkɔbata ne soro. Wɔ anti-corrosion linings ho no, eyi kyerɛ sɛ:

• Nneɛma a nkae a efi nnuru a ɛyɛ adwuma mu no ntumi nkɔhyɛ nea wɔde akata so no so

• Ahotew wɔ batches ntam yɛ ntɛmntɛm – mpɛn pii no nsuo a wɔde hohoro kɛkɛ

• 'baking on' biara nni hɔ a ɛyɛ nnuru a ayow a wɔde asie

3. Ɛlektrik a wɔde siw anyinam ahoɔden ano

• Dielectric a ɛkɔ so daa <2.6

• Nnyigyei a ɛkorɔn a ɛko tia (>10⊃1;5 Ω·cm) .

• Ɛfata ma insulating wraps wɔ ɛlɛtrɔnik ne anyinam ahoɔden mfiri mu baabi a ɛho hia nso sɛ wɔbɔ ho ban fi nsɛe ho

4. Ɛko tia onyin ne ogya a ɛmma ogya ntumi nhyew

• Wim tebea a ɛda nsow a ɛko tia (UV stable) .

• Ɛnyɛ ogya – ɛdum ne ho (UL94 V-0 rating typical) .

• Ɔsɛe biara nni hɔ a wobetumi asusuw wɔ mfe pii a wɔde adi dwuma wɔ abɔnten akyi

Aduan-Grade Certification – Ahobammɔ ma Aduan ne Pharma

Ɛnyɛ nea ɛsɛ sɛ wɔde ntama a ɛko tia nsɛe nyinaa yɛ nea ɛfata aduan. Nanso sɛ wɔyɛ saa – wɔ aduane a wɔyɛ, nnuruyɛ, anaa nsuo a wɔnom mu – PTFE ntama de ma.

1. Adansedi nkrataa

• FDA 21 CFR 177.1550 – ma aduan a wɔde di nkitaho tẽẽ ne nea ɛnteɛ

• EU Mmara 1935/2004 – a ɛfa nneɛma a wɔde di nkitaho wɔ aduan ho

• Ɛnyɛ awuduru, ɛnyɛ huam wɔ ɔhyew a ɛkɔ soro mpo mu

• nni hɔ Nneɛma a epira a wɔde bɛkɔ aduan anaa nnuru mu biara

2. Baabi a wɔde aduan-grade lining di dwuma

• Baking sheets ne oven liners wɔ aguadidan ahorow a wɔyɛ paanoo mu (ɛnyɛ nea ɛbata ho, ɛnyɛ den sɛ wobɛhohoro) .

• Nnuruyɛ mfiri – reaction vessels ne drying trays

• Aduan a wɔde yɛ adwuma – baabi a nnuan a acid anaa srade wom di nkitaho wɔ ntama no mu

Nsɛm a Wɔtaa De Di Dwuma ma Anti-Corrosion Lining

Wogyina atifi hɔ mfaso horow no so de PTFE ntama a ɛyɛ hyew kɛse di dwuma kɛse wɔ nnwuma a edidi so yi mu:

1. Nnuru ne nneɛma a atwa yɛn ho ahyia ho banbɔ

• Petrochemical pipelines – emu ntama a wɔde siw nsɛeɛ a ɛfiri ngo a wɔmfa nhyehyɛ mu, nneɛma a wɔayɛ no yie, ne gas a ɛyɛ akisikuru ano

• Desulfurization mfiri (afiri a wɔde yɛ anyinam ahoɔden) – lining a wɔde yɛ scrubbers, ductwork, ne chimneys a flue gas wɔ SO1 ne HCl

• Reaction vessels ne storage tanks – lining ma tanks a ɛwɔ concentrated acids, alkalis, anaa aggressive solvents

• Pickling tanks (steel processing) – ntama a wɔde kata tank a hydrochloric anaa sulfuric acid wom a wɔde tew dade ho

Field data a efi Aokai PTFE: Wɔ anyinam ahoɔden adwumayɛbea desulfurization abantenten mu no, PTFE ntama a wɔde akata so no dii mfe 3 a enni huammɔ. Kan no na rɔba a wɔde kata so no di asram 9 pɛ. Ɛno yɛ 4x nkwa nna ntrɛwmu.

2. Aduan ne nnuruyɛ adwuma

• Baking sheets ne oven liners – ɛnyɛ nea ɛbata ho, ɛnyɛ den sɛ ɛho tew, ɛne FDA hyia

• Microwave gaskets – ɔhyew a ɛko tia na ɛnyɛ nea ɛbata ho

• Nnuruyɛ mfiri – linings a wɔde dry trays, mixing vessels, ne tablet coating pans

3. Mfiri ne ɛlɛtrɔnik mfiri

• Ɔhyew a ɛkorɔn conveyor belts ma photovoltaic laminators – ka anti-corrosion ne non-stick ne ɔhyew a ɛko tia bom

• Ɔhyew sealing mprɛte – PTFE ntama sɛ non-stick kataso

• Electrical insulating liners – baabi a ɛho hia sɛ wɔbɔ insulation ne corrosion ahobammɔ nyinaa

Nsɛm a wɔaboaboa ano – Dɛn nti na Paw PTFE Ntama ma Anti-Corrosion Lining

Aokai PTFE yɛ PTFE ntama a ɛyɛ hyew a ɛkorɔn titiriw ma anti-corrosion lining applications. Yɛde amanne kwan so trɛw, ne kɛse (0.08mm kosi 0.40mm), ne FDA-certified grades ma. Di yɛn ho nkɔmmɔ fa wo nnuru a atwa wo ho ahyia, ɔhyew a ɛwɔ hɔ, ne nnwinnade nsusuwii ho na woanya lining ho nyansahyɛ.

Atifi hɔ nsɛm no yɛ nea wɔde ama Jiangsu Aokai Nneɛma Foforo Mfiridwuma Co., Ltd.

Sɛ wopɛ sɛ wusua pii fa nsɛm a ɛkɔ akyiri, dwumadie tebea ne ano aduru a wɔayɛ ama yɛn nneɛma nyinaa ho a, a PTFE ntama a ɛyɛ hyew a ɛkorɔn, PTFE teapɔn a ɛyɛ hyew kɛse, PTFE mesh abɔso, seamless bonding machine belts, PTFE ntama a ɛwɔ afã biako, conveyor belts a ɛko tia ɔhyew a ɛkorɔn ne fiberglass a ɛko tia ɔhyew a ɛkorɔn ka ho ntama, yɛsrɛ sɛ ntwentwɛn wo nan ase sɛ wobɛka yɛn ho asɛm:

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