Haofas ptfe brake pa nduna yopanda mawonekedwe a pv
wogawa | Ptfe + 304 Chitsulo Chopanda Chitsulo + PU kapena PVC |
kukula (inchi) | 1/8 |
Id (mm) | 3.2 |
Od (mm) | 7.5 |
WP (MPA) | 27.6 |
BP (MPA) | 49 |
MBR (mm) | 80 |
Ubwino wa Ptfe:
1. Kulimba kwa kutentha kwambiri. Kutentha kwake kumatha kufikira 250 ℃, kutentha pulasitiki kumafika 100 ℃, pulasitiki idzasungunuka .But teflon ikhoza kufikira 250 ℃ ndipokomabe khalanibe ndi kapangidwe kake kosasinthika, ndipo ngakhale kutentha mwachangu kungafike 300 ℃, sipadzasintha morphology.
Kutsutsana kwa kutentha kwa 2, pa kutentha kochepa mpaka -190 ℃, kumatha kusungabe 5% elongition.
3. Kukana kuphulika. Kwa mankhwala ambiri ndi ma sol solt, imawonetsa chizolowezi, osagwirizana ndi zitsulo zolimba ndi zitsulo, madzi ndi mitundu yosiyanasiyana yama sol sol.
4. Nyengo. Teflon samamwa chinyezi, samayaka kwambiri, ndipo ndi lokhazikika kuti mpweya wa oxygen, ultraviolet, motero ali ndi moyo wabwino kwambiri mu pulasitiki.
5.Zhhigh kupangidwa. Teflon ndi yosalala kwambiri kotero kuti ngakhale madzi ounda sangathe kupikisana nawo, chifukwa chake amakhala ndi zogwirizana kwambiri ndi zingwe zolimba pakati pa zinthu zolimba.
6. Osamatira. Chifukwa oxygen - carbon unity mentermolecular mphamvu yotsika kwambiri, siyikutsatira chilichonse.
7. Palibe poizoni. Chifukwa chake nthawi zambiri imagwiritsidwa ntchito mu chithandizo chamankhwala, monga mitsempha yamagazi, rinoplalmorm, rhinoplasty ndi mapulogalamu ena, monga momwe bungwe limalowera m'thupi lalitali popanda mavuto.
8. Kutulutsa kwamagetsi. Itha kupirira mpaka 1500 volts.