Tepi ya PTFE ya chosindikizira kutentha ndi yopanda madzi, ndipo ndicho chimodzi mwazifukwa zazikulu zomwe zimadaliridwa m'mafakitale onse omwe amanyamula zida zonyamula ndi zosindikizira zotentha kwambiri. PTFE, chachidule cha polytetrafluoroethylene, ndi chinthu chomwe chimadziwika chifukwa chapamwamba kwambiri chosagwira ndodo, kukana mankhwala, ndi comp.

Kugwiritsa ntchito tepi ya PTFE moyenera ndikofunikira kuti mukwaniritse chisindikizo cholimba, chosatha kutayikira mumayendedwe amipope ndi mafakitale. Kaya mukukulunga ulusi wa chitoliro kapena kuyika zida zamagetsi, kumvetsetsa njirayo ndikofunikira monga kusankha tepi yoyenera. Black Anti St