PCTFE kana CTFE (yaimbozivikanwa seKel-F*) ine zvakawanda zvezvivakwa zvakafanana nemamwe mafluoropolymers akadai sePTFE, FEP kana PFA, asi ine michina yepamusoro mukuomarara (haisi kukanganisa nyore), uye ine yakaderera gasi permeability .
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PCTFE kana CTFE (yaimbozivikanwa seKel-F*) ine zvakawanda zvezvivakwa zvakafanana nemamwe mafluoropolymers akadai sePTFE, FEP kana PFA, asi ine michina yepamusoro mukuomarara (haisi kukanganisa nyore), uye ine yakaderera gasi permeability .Kugadzikana kwayo kwechimiro kunoita kuti itaridzike kuti ishandiswe sechikamu chechikamu chechimiro panodiwa tembiricha yepamusoro uye makemikari kuramba efluoropolymers.PCTFE inoratidza yakakwira yekumanikidza simba uye yakaderera deformation pasi pemutoro.Nekudaro, mutengo wayo wehukama ndeimwe yezvakanyanya kufunga mukusarudzwa kwayo, nekuti inodhura zvakanyanya.
Indasitiri yeSimbi uye Chemical Processing Indasitiri yanga ichishandisa fluoropolymer tubing zvigadzirwa kubva kuzvinhu zvakaita sePTFE nemapombi kwemakore mazhinji ekufambisa zvakanyanya caustic kana corrosive makemikari.Zvizhinji, PTFE tubing iri kutsiva kabhoni uye imwe simbi pombi iyo inoderera nekukurumidza.Iye zvino uye mune ramangwana, PTFE icharamba ichishandira indasitiri mune zvakakosha maapplication.
PTFE Thermal Hunhu:
PTFE tubing inogona kushingirira tembiricha kusvika 680 °F kwenguva shoma.* Pasi pemamiriro ekunze, PTFE inoramba yakasimba kusvika -320 °F.
* Pamusoro pe500 ° F, zvivakwa zvemuchina zvinova chinhu chinomisa
PTFE Electrical Hunhu:
PTFE tubing ine superb magetsi zvivakwa, zvinoratidzwa ne low dielectric constant ye 2.1 pakati -40 °F ne 480 °F mukati me frequency renji ye5 Hz kusvika 10 GHz.
PTFE tubing zvakare yakanakisa insulator ine pamusoro resistivity ye3.6 X 1012 ohms (kunyangwe pa100% hunyoro hunoenderana).
Nguva pfupi dielectric simba rinobva pa500 volts/mil (1 mil = 10-3 mukati) yehukobvu hunodarika 100 mils kusvika 4000 volts/mil yemafirimu matete zvikuru.
Kusiyana kubva kuPTFE
PCTFE ihomopolymer ye chlorotrifluoroethylene (CTFE), nepo PTFE iri homopolymer yetetrafluoroethylene.Mamonomeri ekare anosiyana neayo ekupedzisira muchimiro nekuva neatomu reklorini rinotsiva imwe yemaatomu efluorine.Saka imwe neimwe inodzokorora unit yePCTFE ine atomu yechlorine panzvimbo yeatomu refluorine.Izvi zvinokonzeresa kuti PCTFE ive nekushomeka kushoma kwecheni uye nekudaro tembiricha yepamusoro yegirazi.PTFE ine nzvimbo yakakwira yekunyungudika uye yakanyanya kujeka kupfuura PCTFE, asi iyo yekupedzisira yakasimba uye yakaoma.Kunyangwe PCTFE ine yakanakisa makemikari kuramba, ichiri shoma pane iyo yePTFE.PCTFE ine yakaderera viscosity, yakakwirira tensile simba uye zvinokambaira kuramba kupfuura PTFE.
PCTFE inogadzirwa jekiseni uye inokwenenzverwa nepo PTFE isiri.
Saka, ndingati zvinoenderana nekushandiswa kwevhavha.Iwe une temp/pressure limits?Ndeipi fluid / vapor service iri mairi?Zvinoita sekuti zvingave zvakanaka kune ruzhinji rwezvikumbiro panoshandiswa PTFE, asi pane inosungirwa kuve yakananga, niche application panodiwa PTFE pane PCTFE.
PTFE = polymerPCTFE = Kel-F
Ose ari maviri akakodzera kushandiswa kune zvigaro zvevhavha yebhora.Musiyano mukuru ndewePCTFE yakaoma uye ine kukwesha kwakanyanya.Mhedzisiro yezvose zviri zviviri zvinhu ndeyekuti inoda yakawedzera torque kuvhura vharafu nekuvharika
PS: Bata isu kune PTFE yakapedza zvigadzirwa zvemahara sampuro
Nguva yekutumira: Sep-17-2017