Ndi ukatswiri paudindowu, timapanga Mapepala apamwamba a PTFE omwe amapangidwa pogwiritsa ntchito ukadaulo wapamwamba.
PTFE (polytetrafluoroethylene) ndi polima wolemera kwambiri wa mamolekyulu ndipo ndi imodzi mwamapulasitiki osunthika omwe amadziwika ndi anthu.Tsambali limatha kuthana ndi pafupifupi mankhwala onse omwe ali mumtundu wa 0-14 pH kupatula zitsulo zosungunuka za alkali ndi fluorine woyambira.Ndi yoyenera kugwiritsidwa ntchito pa kutentha kuchokera ku cryogenic mpaka 500 ° F.Tsambali limalimbikitsidwa makamaka kuti ligwiritsidwe ntchito m'mafakitale ndi mafakitale omwe ali ndi zinthu zoyera kwambiri.Ndi ndalama kuposa namwali PTFE pepala ndi katundu thupi ndi penapake zochepa kuposa za namwali PTFE.
| Kupezeka | Kukula: 48 x 48 mu 60 x 60 mkati 48 x 60 mkati - mipukutu yochuluka yosalekeza | |
| Kunenepa: 1/64”, 1/32”, 1/16”, 3/32”, 1/8”, 3/16”, 1/4” |
| |
| Kutentha | Utumiki Wosatha: -3280 F | |
| Mphamvu ya Tensile pa 730FChithunzi cha D638-61T | 1500-2400 psi |
| Kutalika - D638-61T | 75-200% |
| Kuuma Durometer - D1700-61 | - |
| Mayamwidwe amadzi - D570-59aT | 0.001% |
| Static Coefficient of Friction pa 730F | - |
| Dielectric nthawi zonse (1000 cps) - D150-59T | 2.26 |
| Mphamvu ya Dielectric mu Air - D257-61 | 450 volts / mil |
| Coefficient of Thermal Expansion pa 730F - D696-44 | - |
| Coefficient of Thermal Conductivity - D177-45 | - |
| Mphamvu yokoka yeniyeni - D792-60T | 2.15-2.2 |
| Kusintha - D621-59 | |
| 730F, 1500 psi, 24hrs | - |
| 1000F, 1500 psi, 24hrs | - |
| 2000F, 1500 psi, 24hrs | - |
| Mphamvu Zamphamvu, Izod - D256-56 | |
| Pafupifupi 730F | - |
| 1700F Avereji | - |
Nthawi yotumiza: Nov-15-2019