Saa asɛm yi ka PTFE dwumadi ahorow a ɛwɔ thermal insulation cladding ma aprɛm engine ahorow mu ho asɛm. Akwan anan: Endothermic decomposition — PTFE depolymerizes wɔ ~400°C to tetrafluoroethylene (endothermic kɛse, ~3,000°C combustion gas exposure), twetwe ɔhyew kɛse na yi ɔhyew ahoɔden fi ɔfasu ani. Transpiration cooling ne gas film insulation — mframa a ɛporɔw (tetrafluoroethylene) fa micro-pores mu kɔ abɔnten, na eyi ɔhyew a ɛwɔ soro no fi hɔ; gas film a ɛsen no yi mframa a ɛhyew a ɛyɛ hyew kɛse fi ɔfasu mu, na ɛtew ɔhyew a ɛbɛn ɔfasu no so >50%; gas film sesa hye so layer ahoɔhare/ɔhyew, na ɛtew nneɛma nketenkete a ɛporɔw so.

Saa mfiridwuma ho nsɛm tiawa a efi Jiangsu Aokai hɔ yi hwehwɛ sɛnea sintering hyew a ɛba fam anaasɛ ɛkɔ soro dodo sɛe PTFE ntama a ɛyɛ hyew kɛse no mu. Sintering a ɛba fam no ma nneɛma nketenkete no ntumi nsɛe, na ɛde micro-pores, coating-substrate bonding a ɛyɛ mmerɛw, nneɛma a ɛyɛ mmerɛw, mfiri ahoɔden a enye, ne nufusu a ɛnyɛ nea ɛda adi. Ɔhyew a ɛboro so ma PTFE hyew sɛe, na ɛma pinholes, bubbles, brittleness, kɔla sesa kɔkɔɔ kɔ tuntum, na ɛma wusiw a awuduru wom fi mu ba. Nneɛma abien no nyinaa a ɛtra so sɛe compactness, non-stick adwumayɛ, flexibility, insulation, ne dimensional stability.

Ɛnyɛ ntama a wɔde fiberglass ayɛ nkutoo na wɔde PTFE nsu gu mu. Saa asɛm yi de substrates foforɔ 7 ba – aramid, carbon fiber, PBI, porous metal, graphite, asbestos (wɔayi afiri hɔ nkakrankakra), ne ceramic fillers – a wɔn dwumadie no su, mfasoɔ, anohyetoɔ, ne dwumadie titire.

Sɛ́ obi a ɔyɛ PTFE ntama a ɛyɛ hyew kɛse no, Jiangsu Aokai New Materials ma wunya adwumayɛfo nhumu. Botae titiriw a ɛwɔ fiberglass soro ayaresa mu ne sɛ wɔbɛkyekye molecule bridge a ɛda inorganic fiberglass ne organic PTFE ntam, sɛnea ɛbɛyɛ a wobedi wɔn inc a ɛwɔ hɔ no ho dwuma titiriw