Kalandriya – ka fini min datugulen don ni PTFE ye, o digidigi miirili wulilenw ni ɲɔgɔn cɛ minnu sumana 360-380°C la – o bɛ yɔrɔ cogoya caman Changer, a bɔli cogoyaw, a tɛ se ka don a kɔnɔ, ani a kɛcogo masinko. A bɛ dɔ bɔ gɛlɛya la ka bɔ Ra 0,5-1,0 μm na ka se <0,05 μm ma, ka pinɛw datugu, ka sɛgɛn kunbɛncogo ɲɛ, nka a bɛ dɔ bɔ ɲɛjibɔ fanga ni a sɛgɛsɛgɛli la. A nafa ka bon ka ɲɛsin release liners ni kuran insulation ma.

Fibreglasi finimugu cogoya – gansan, twill, walima satin – bɛ nɔba bila PTFE finimugu funteni hakɛ caman na. Satin weave bɛ ɲɛjibɔ fanga caman di (2-3x plain) ani flexibilité, min ka ɲi kosɛbɛ dynamique bending. Weave gansan bɛ dimensions sabatili ɲuman di ani peel adhesion, min bɛnnen don baarakɛcogo jɔlenw ma. Twill bɛ balansi don nafolo bɛɛ la walasa ka baara kɛ ni a ye cogo bɛɛ la.

PTFE fini min bɛ funteni caman na, o dacogo kelen bɛ dɔn ni fɛn naani ye: finimugu dilanni (a fɛnɲɛnamafagalan hakɛ 0,15-0,35 μm, a sɔgɔli, a kɔnɔfɛn gɛlɛn), a dacogo & a sɔgɔcogo (a dacogo ka fisa ni nɛgɛ ye walasa a ka kɛ kelen ye), a jukɔrɔla cogoya (sɔgɔcogo, a furakɛcogo ka kɔn a furakɛcogo ɲɛ), ani a dilanni sigida (20-25°C, <60% RH). Dip + blade faralen ɲɔgɔn kan taabolo bɛ balansi don doncogo ni sanfɛla nɔgɔya la.

Saniya ni ladonni ɲuman bɛ PTFE fini min funteni ka bon, o si janya. Aw bɛ a saniya baara kɛlen kɔfɛ ani nɛnɛ kɔfɛ. Aw bɛ burusi nɔgɔlenw kɛ, safinɛ minnu tɛ fɛn kɛ, walima dɔlɔ ye walasa ka nɔgɔw sɔrɔ. Aw kana asidi/alkali barikamaw, bleach, walima nɛgɛ sɔgɔlanw kɛ abada. Silikoni tulu tulu kɛli tuma bɛɛ, o bɛ dɔ bɔ sɛgɛn na. Aw bɛ nin laadilikanw labato walasa ka finimugu tiɲɛni bali.

PTFE fini min funteni ka bon ani silikoni fini fila bɛɛ bɛ baara kɛ ni fibreglasi fini ye i n’a fɔ basigi nka u tɛ kelen ye finimugu dacogo la (PTFE resin vs silicone rubber). PTFE ka fisa ni fɛn ye min tɛ nɔrɔ, a bɛ se ka sɛgɛn, ani a bɛ se ka kɛ kemikɛli ye fo ka se 260°C ma. Silikoni fini bɛ se ka fɛn caman sɛgɛsɛgɛ, kuran bɛ se ka don a la, ani ka tasuma kɛlɛ (fo ka se 230°C ma). Sugandili ka kɛɲɛ ni i ka fɔlɔfɔlɔ ko ye.

PTFE fini min funteni ka bon, o bɛ se ka kemikaliya kɛlɛ cogo kɛrɛnkɛrɛnnen na, a bɛ asidi barikamaw, alkaliw, fɛnɲɛnamafagalanw, ani gazi sɔgɔlenw muɲu. Nin barokun in bɛ a ka fɛnw ɲɛfɔ minnu bɛ se ka bana kɛlɛ, a dantigɛliw (alkali nɛgɛw wulilenw, fluorin barikamaw), ani fɛn kolomaw i n’a fɔ funteni, a hakɛ ani a masinw ka degun.

PTFE pikiri tɛ dan fibreglasi fini dɔrɔn ma. Nin barokun in bɛ fɛn 7 wɛrɛw jira minnu bɛ se ka kɛ – aramidi, fibre carbone, PBI, nɛgɛ porose, graphite, asibiti (min bɔra dɔɔnin dɔɔnin), ani seramiki fasaw – n’u ka baarakɛcogo cogoyaw, u nafaw, u dantigɛliw, ani u kɛcogo jɔnjɔnw.

Nin barokun in b’a ɲɛfɔ mun na fibreglasi fini min tɛ alkali ye, o de ka fisa ni PTFE fini ye min funteni ka bon. A bɛ kemikɛli sirili dafa silane ɲɔgɔndanfɛnw fɛ ani farikolo yɔrɔ kolomaw i n’a fɔ funteni sabatili, hakɛ sabatili, ani sɔgɔli kunbɛnni – ka baarakɛcogo kuntaalajan sabati sigida gɛlɛnw na.