Iibhola zePTFE zilungele ukusetyenziswa kwemizi-mveliso ezifuna ibhola engangenisi khemikhali, enobunyulu, umxhuzulane othile kunye nobushushu obubanzi bokusebenza bePTFE (polytetrafluoroethylene) obungabonelelwanga zezinye izixhobo zeplastiki. Ezi bhola zeplastiki eziqinileyo zisetyenziswa kwiivalvu zokujonga, iivalvu zokunceda, iivalvu zokudada, nayo yonke into ukusuka kwiikhaburetha ukuya kwiiswitshi zokutshintsha nokunye. Zikwasebenza kakuhle kubavelisi abaninzi njengeebheringi zebhola ezithwala umthwalo omncinci.
Iipropati ze-PTFE
I-PTFE * Iyamelana kakuhle neekhemikhali * Ukufunxwa kwamanzi: 0 * Ubunzima obuthile: 2.13 ukuya kwi-2.22 * Ii-intshi zeCubic ngeekhilogram: 12.6 ukuya kwi-13.2 * Ubunzima beRockwell (Shore D): 50 ukuya kwi-65 * Ubushushu obuphezulu: 550°F * Ukunyamezela: ±0.001inch * Ithengiswa ngokwanda kwe-10 kuphela Izixhobo ezikhoyo: I-Virgin Grade PTFE I-PTFE eguquliweyo Iglasi egcwalisiweyo-I-PTFE (5~25% Iifayibha zeglasi ezidityaniswe ne-PTFE engaqhelekanga) Ezinye izinto ze-PTFE zinokwenzeka xa ziceliwe.
> Ukumelana nobushushu
ingasebenza ngokuzinzileyo ukusuka kwi -180℃ ukuya kwi +260℃.
> Ukunganamatheli kakuhle
Kulula ukususa iiresini, izinto ezincamathelayo, iioyile, kunye nezinye izinto ezinamathelayo.
> Ipropati elungileyo yoomatshini
Akukho nguqu, i-coefficient ephantsi yokungqubana.
> Akukho tyhefu
I-inertia yomzimba, akukho ziphumo zimbi.