PTFE gasketsama-gaskets ayisicaba, ama-gaskets amise okwe-V, amasongo e-piston, ama-valve gaskets, njll., enziwe ngezinduku ze-Teflon, amashubhu namapuleti ngokuphenduka ngomshini noma ukusika.Emishinini ewuketshezi (njengamaphampu, ama-compressor, amaketela okuxuba, ama-centrifuges, njll.), izimo zokusebenza ezinzima kakhulu zibhekwa njengama-teflon gaskets.Inezici ezinhle ezifana nokumelana nokugqwala, ukulwa nokuguga kanye nokungaqhubeki.I-PTFE pH 0-14 (ngaphandle kwezinsimbi ze-alkali ezincibilikisiwe kanye ne-fluorine ezingeni lokushisa eliphezulu nokucindezela).Ingaba namandla amahle emishini phakathi -100℃ kanye no-100℃.
Izici ze-tetrafluoro gasket
Ukuqina
Emishinini ewuketshezi (njengamaphampu, ama-compressor, amaketela okuxuba, ama-centrifuges, njll.), izimo zokusebenza ezinzima kakhulu zibhekwa njengeziyizigaxa ze-PTFE.
(1) Njengama-thrust bearings, athola amandla e-axial.
(2) Ukuthekelisa ukushisa okukhiqiziwe njengosinki wokushisa.
(3) Emazingeni okushisa aphezulu kanye nengcindezi ephezulu ejwayele ukugqwala, uphawu olumile manje selunzima kakhulu, kodwa futhi nasekujikelezweni kwesivinini esikhulu, ngamamilimitha ambalwa endaweni yokuvala ukuqedela uphawu oluguquguqukayo kunzima nakakhulu.
Indawo yokusebenza
(1) alukho uhlelo olusizayo, ungathuthukisa kuphela ukwakheka kophawu, inqubekela phambili ezintweni zokusetshenziswa.(Izindleko eziphezulu, azikwazi ukuxazulula inkinga emsukeni)
(2) Eqinisweni, cishe awekho ama-gaskets e-teflon ngaphandle kwanoma yiziphi izinto ezisizayo.Njengokusebenzisa ingcindezi ephezulu ye-tandem tetrafluoro gaskets, izinga lokushisa eliphakeme le-tetrafluoro gaskets kufanele likhethe imishini eyisizayo ehambisanayo.
(3) (Ngemva kohlelo olusizayo) izimo ezinzima ziba yizimo ezamukelekayo zokuvala uphawu.(Indima yama-gaskets e-PTFE ithuthukiswa kakhulu, ububanzi bezicelo bukhulu kakhulu, isidingo sezinto zokuvala sincishisiwe, futhi izindleko zamagaskets e-PTFE ziyancipha)
Ukuhlukaniswa kwePTFE gaskets
Ama-gaskets e-Teflon atholakala kakhulu kuma-gaskets e-Teflon ahlanzekile, ama-semishi gaskets e-Teflon, ama-gaskets agcwele e-Teflon ashintshiwe, njll. Amandla omshini wama-gaskets e-Teflon azinzile kakhulu ngisho nasebangeni lika-100 degrees Celsius kuya ku-100 degrees Celsius.Kodwa-ke, lapho izinga lokushisa liphansi kakhulu, i-teflon gasket ehlanzekile izoba brittle, ngakho-ke indawo yokusebenza akufanele ibe ngaphansi kuka-185 degrees Celsius.
I-Teflon sandwich gasket ayinayo kuphela ukumelana nokugqwala okuhle, kodwa futhi inokuqina okungcono kokucindezela kunamanye ama-gaskets, ngakho-ke ingasetshenziswa endaweni eqinile ye-asidi noma ye-alkali, futhi izinga layo lokungcola liphansi kakhulu.
I-graphite egcweleI-PTFE gasketnge-PTFE gasket emnyama inhle ikakhulukazi ekuvaleni nasekucindezeleni, futhi inokugcinwa kwayo kwe-torque.Ukuqina kophawu kunwetshwa ngokuqhubekayo kusukela uphawu lwendabuko.Ukusetshenziswa kwama-teflon gaskets agcwele i-graphite kuyahambisana nemvelo futhi konga izindleko ngezinga elithile ngenxa yenani lokugcwalisa elingezwe ezintweni ezisetshenzisiwe.
Kukhona futhi i-teflon gasket enwetshiwe eyenziwe nge-PTFE resin sintered ndawonye, enendawo ekhethekile yokuthi azikho izinkinga mayelana nokugeleza nokugeleza okubandayo, futhi ukuvaleka nokumelana kungcono kakhulu kunamanye amapuleti gaskets.
Isikhathi sokuthumela: Mar-23-2022