Hana ʻia ʻo PTFE Teflon Tubing i ka resin polytetrafluoroethylene kiʻekiʻe ma o ka extrusion kūikawā a me ke kaʻina sintering. ʻO ka huahana he insulating uila nui loa, pale i ka lapalapa ahi, lubricating ponoʻī a kūpaʻa loa i ka wela kiʻekiʻe kiʻekiʻe (260 ° C), nā reagents kemika a kokoke i nā ʻaila a me nā mea ʻē aʻe. Loaʻa iā ia nā noi nui i ka automotive, ʻoihana kaua a me nā mākeke aerospace.