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.

PTFE fini min bɛ funteni caman bɔ (PTFE membrane material) ye sugandili ɲuman ye tensile architecture kama. Nafa jɔnjɔnw : san 30+ kɛnɛma ɲɛnamaya, yɔrɔ min bɛ a yɛrɛ saniya (sanji bɛ nɔgɔ ko), yeelen nɔgɔlen (6-13%), tasuma hakɛ min bɛ wele ko Class A, ani fanga min bɛ i n’a fɔ nɛgɛ, n’a bɛ kilo 1,5 duguma/m2. Baara bɛ kɛ ni a ye stadiw la, awiyɔnbonda la ani sow kɔnɔ minnu ye taamasiyɛn ye diɲɛ fan bɛɛ.

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.