Fiberglass ntama a wɔatrɛw mu (ntama a wɔde asaawa ayɛ a ɛdɔɔso) yɛ soronko koraa wɔ ntama a wɔde fiberglass ayɛ a wɔtaa de di dwuma ho wɔ asaawa nhyehyɛe mu. Ɛdenam mframa a ano yɛ den a wɔde yɛ adwuma so no, wɔtetew ahwehwɛ nhama a ɛkɔ so no mu, twitwiw, na wɔde hyɛ asaawa a ɛyɛ kɛse te sɛ kotoku mu. Eyi ma ntama a ɛyɛ den, ɛyɛ mmerɛw a ɛwɔ ɔhyew a ɛkorɔn (mframa a wɔakyekyere), ɛyɛ nea ɛne ne ho hyia yiye, filtration efficiency a ɛkorɔn, ne tear/flex resistance a ɛkɔ anim – a ɛho ka yɛ tensile ahoɔden a ɛba fam kakra. Wɔde yɛ gasket a ɛyɛ hyew kɛse, paipu wraps, filter bags, ne oven seals.

Ɛkame ayɛ sɛ PTFE ntama a ɛyɛ hyew kɛse (PTFE-coated fiberglass) yɛ nea nnuru ntumi nyɛ adwuma, nanso nneɛma bi ma nsɛe wɔ tebea pɔtee bi mu. PTFE ntua tẽẽ ba wɔ alkali dade a wɔanwene (sodium, potassium), nneɛma a ɛyɛ den a ɛma fluorinating (F2, ClF3) wɔ ɔhyew a ɛkorɔn mu, ne alkali a ano yɛ den a wɔanwene a ɛboro 300°C so. Nsɛe a ɛnteɛ ba bere a hydrofluoric acid (HF), alkalis a ɛyɛ hyew a wɔahyɛ no den, anaa phosphoric acid a ɛyɛ hyew hyɛn nneɛma a wɔde kata so no mu sintɔ ahorow mu na ɛtow hyɛ fiberglass substrate no so no. Sɛ wopɛ nnuru a ɛtra so a, fa PTFE sini a ɛho tew a fiberglass nni mu di dwuma.

PTFE ntama a ɛyɛ hyew kɛse (PTFE-coated fiberglass) wɔ ɔhyew a ɛko tia a ɛkyɛn so wɔ ne dwumadi a ɛyɛ -70°C kosi 260°C mu. Etumi gyina ɔhyew kyinhyia ntɛmntɛm ano, s.e., efi -50°C frigye mu kɔ 260°C afiri a ɛyɛ hyew mu. Premium grades mpo tra ase sɛ onwini mpofirim fi 260°C kɔ 10°C nsu mu. Nanso, sɛ wobɔ ade no ahodwiriw fi ɔhyew a ɛboro 300°C (a ɛbɛn PTFE 327°C melting point) a, ɛbɛma mpaapaemu ne delamination ntɛm ara. Fiberglass substrate no ma dimensional gyina pintinn; PTFE a wɔde kata so no ne ade a ɛto ano hye.

PTFE ntama a ɛyɛ hyew kɛse no yɛ nea wɔde di dwuma kɛse wɔ nnuruyɛ mu ma nnwuma atitiriw ason: flange gaskets ne pipe linings (ɛko tia acid/alkali a ano yɛ den), reactor ne tank linings (siw dade nsɛe ano, ɛnyɛ den sɛ wobɛhohoro), filter bags ma corrosive flue gas (ɛkɔ 260°C), anti-corrosion ntrɛwmu joints ma ducts, anti-adhesion welding pads, gyae ntama ma composite molding, ne anyinam ahoɔden / ɔhyew insulation wraps. FDA ne UL abasobɔde ahorow a ɛwɔ hɔ.

PTFE ntama a ɛyɛ hyew kɛse (PTFE-coated fiberglass) de mfaso atitiriw anan ma sɛ anti-corrosion lining: nnuru a ɛnyɛ adwuma (ɛko tia aqua regia, alkalis a ɛyɛ den, solvents), ɔhyew a ɛtrɛw (-70°C kosi 260°C kɔ so, 350°C peak), dimensional stability (<0.5% elongation), ne non-stick surface (ɛnyɛ den ahotew, siw nneɛma a ɛbɛboaboa ano ano). Wɔde di dwuma wɔ nnuru a wɔde fa nsu mu, abantenten a wɔde yi sulfur, nsukorabea a wɔde nsu gu mu, ne nnuan/nnuruyɛ mfiri mu. FDA abasobɔde ahorow a ɛwɔ hɔ.

PTFE ntama a ɛyɛ hyew kɛse de mfaso atitiriw asia ma sɛ tintim conveyor belt: ɛnyɛ nea ɛbata soro (printing paste ne ink release cleanly), 260°C ɔhyew a ɛko tia (etu mpɔn drying), dimensional stability (<0.5% elongation, pɛpɛɛpɛ registration), nnuru inertness (resist corrosive pastes), low friction (smooth adwumayɛ), ne customizable (thickness,, kɔla nea ɛko tia static). Ɛyɛ papa ma screen printing, digital printing, ne ɔhyew a wɔde fa nneɛma mu.

Anti-static PTFE high-temperature ntama ka non-stick, ɔhyew-resistant (260 ° C), ne nnuru inert su a gyinapɛn PTFE ne static-dissipative adwumayɛ bom. Nneɛma titiriw a wɔde di dwuma: ɛlɛtrɔnik mfiri a wɔyɛ (PCB lamination, component handling), PV module lamination (siw ESD a ɛsɛe owia nkwammoaa ano), aduan ne nnuru a wɔyɛ (ESD-safe baking liners), nnuruyɛ adwumayɛbea (anti-corrosion, anti-static ducting), ne ntama/tintim adwumayɛbea ahorow. Nneɛma a ɛwɔ soro a ɛko tia no taa yɛ 106–109 Ω.

PTFE ntama a ɛyɛ hyew kɛse no som nkwa nna gu ahorow kɛse wɔ sɛnea wɔde di dwuma no mu. Chemical anti-corrosion lining betumi atra hɔ mfe 3+ (4x tenten sen rɔba). Aduan a wɔde to paanoo trays di asram a ɛnsɛe pii. Mfiridwuma mu conveyor belt ahorow no sɛe esiane friction nti. PV lamination (150°C, EVA contact) wɔ nkwa a ɛkɔ fam. Nneɛma a wɔde di dwuma wɔ friction a emu yɛ duru (abrasive discs) mu no nkwa nna tiaa. Nneɛma atitiriw: ɔhyew a wɔhwɛ so (tra hɔ ≤260°C), kwati sɛ wobɛbɔ nsensanee a ano yɛ nnam, wobɛhohoro wo ho daa, na woasesa no bere ano bere a akisikuru anaa ayɛ kɔkɔɔ no.

PTFE ntama a ɛyɛ hyew kɛse no gyina hɔ pintinn kodu 300°C, nanso wɔ ogya mu no ɛporɔw na ɛma mframa a awuduru wom kɛse fi mu: hydrogen fluoride (HF) (ɛsɛe, ahurututu mu edema) ne perfluoroisobutylene (PFIB) (ɛnyɛ kɔla, enni huam, awuduru ~10x sen phosgene, enni nnuru a ekum ɔyare mmoawa). Afei nso carbon monoxide, PFOA nkae, ne trace dioxins. Wusiw akataso a wɔtaa de di dwuma no ntumi nyɛ adwuma; fa afiri a wɔde home a ɛwɔ ne ho (SCBA) di dwuma. Ebia yare no ho sɛnkyerɛnne bɛkyɛ.

PTFE ntama a ɛyɛ hyew kɛse (PTFE-coated fiberglass) ye ma microwave ɔhyew efisɛ ɛde microwave kɔ a ennye ahoɔden, ɛko tia 260°C, na ɛwɔ soro a ɛnyɛ nea ɛbata ho. Nneɛma a wɔde di dwuma no bi ne microwave baking mats, industrial dryer conveyor belts, reactor linings a wɔde nnuru di dwuma, ne microwave popcorn bag liners. FDA abasobɔde ahorow a ɛwɔ hɔ ma aduan a wɔde di nkitaho.