Kuuma, kuuma ndi mphamvu za PTFE zakuthupi, ndizochepa.Mphamvu yake yokhazikika ndi 21-28 MPa, mphamvu yopindika ndi 11-14 MPa ndi elongation ndi 250% -300%.Idzapunduka pansi pa kupsinjika kwa nthawi yayitali ndipo imakonda kukwawa ikalemedwa.The pamwamba ntchito makhalidwe a PTFE, kumabweretsa wapadera ndondomeko makhalidwe pamene ntchitoPTFE filimu skiving makinakudula.
1. Mphamvu zazing'ono zodula.Chifukwa cha kuuma, mphamvu, ndi kuuma kwa PTFE kukhala otsika, pansi pa mikhalidwe yodula yomweyi, mphamvu yaikulu yodula kudula 45 zitsulo ndi 14-20 nthawi yafilimu skivingZithunzi za PTFE.
2. PTFE filimu ali yaing'ono matenthedwe madutsidwe, kokha 0.27W/MK-1, pamodzi ndi kutentha zosagwira kutentha, kutentha zosagwira kutentha ndi 250 ℃ okha.Ngati filimu skiving voliyumu ndi lalikulu kwambiri, kudula liwiro ndi mkulu, ndi kudula kutentha kwa workpiece adzawuka, amene adzafewetsa zinthu PTFE, ndipo ngakhale kusungunula, coking, ndi "chomata mpeni" chodabwitsa.Pamaso kudula ndondomeko akusowekapo amachiritsidwa ndi ndondomeko chikhalidwe 30-50 digiri Celsius pamwamba pa kutentha ntchito ndi machiritso nthawi 24h kapena kuposa, kukhazikika dimensional zolondola filimu skiving ndondomeko.
3. Teflon ili ndi coefficient yaikulu yowonjezera kutentha.Choncho, PTFE zakuthupi mu filimu skiving ndondomeko adzakhala kupanga kuchuluka kwa kutentha chifukwa mikangano, yosavuta chida, ndi workpiece kutenthedwa m'deralo.Izi kumabweretsa mapindikidwe zotanuka wa workpiece PTFE chifukwa cha kutentha, amene pamapeto pake amakhudza pamwamba khalidwe ndi dimensional kulondola kwa PTFE workpiece.
4. Poyerekeza ndi zipangizo zachitsulo, modulus ya elasticity ya PTFE ndi yotsika kwambiri.Pamene chakudya chodulira chiri chachikulu kwambiri kapena liwiro liri lothamanga kwambiri, kukangana kwakukulu kokonzekera ndi mphamvu yomwe imagwiritsidwa ntchito pa workpiece ndi chida zimachitira pamodzi.Chifukwa ndi mapindikidwe lalikulu la workpiece PTFE, amene amakhudza Machining kulondola kwa workpiece PTFE.
5 Kuti madzi odulira filimu agwire bwino ntchito, izi ziyenera kuwonedwa: kugwiritsa ntchito madzi ofewa, kuyang'ana pafupipafupi, kuonjezera nthawi zonse ma biocides, kuyeretsa zida zamakina, kuchotsa matope ndi sikelo, kusakaniza kwamadzimadzi.
Nthawi yotumiza: Nov-25-2022