Farashin PTFEgaskets ne lebur, gaskets-V-dimbin yawa, piston zoben, ball bawul gaskets, da dai sauransu, sanya daga Teflon sanduna, tubes da faranti ta inji juya ko yanke.A cikin injinan ruwa (kamar famfo, compressors, kettles, centrifuges, da sauransu), ana ɗaukar mafi tsananin yanayin aiki a matsayin teflon gaskets.Yana da halaye masu kyau irin su juriya na lalata, tsufa da kuma rashin aiki.PTFE pH 0-14 (sai dai narkakkar alkali karafa da fluorine a babban zazzabi da matsa lamba).Yana iya samun mai kyau inji ƙarfi tsakanin -100 ℃ da 100 ℃ .
Halayen tetrafluoro gasket
Tsanani
A cikin injinan ruwa (kamar famfo, compressors, kettles, centrifuges, da sauransu), ana ɗaukar mafi tsananin yanayin aiki na gaskets na PTFE.
(1) Kamar ƙwanƙwasa bearings, waɗanda suke karɓar axial sojojin.
(2) Don fitar da zafin da aka samar kamar tafki mai zafi.
(3) A cikin yanayin zafi mai zafi da matsanancin matsin lamba mai saurin lalacewa, hatimin a tsaye yanzu yana da wahala sosai, amma kuma a cikin jujjuyawar saurin sauri, a cikin 'yan milimita na saman rufewa don kammala hatimin mai ƙarfi ya fi wahala.
Yanayin aiki
(1) babu tsarin taimako, kawai za ku iya inganta shimfidar hatimi, ci gaba a cikin albarkatun kasa.(High cost, ba zai iya magance matsalar a tushen)
(2) A aikace, kusan babu teflon gaskets ba tare da wani kayan taimako ba.Kamar babban matsa lamba amfani da tandem tetrafluoro gaskets, babban zafin jiki tetrafluoro gaskets dole ne ya zaɓi kayan taimako daidai.
(3) (Bayan tsarin taimako) mawuyacin yanayi ya zama sharuɗɗan yarda don hatimi.(An inganta rawar da gaskets na PTFE, aikace-aikacen ya fi yawa, buƙatun kayan rufewa da kansu ya ragu, kuma an rage farashin gaskets na PTFE)
RarrabaFarashin PTFE
Ana samun gaskets na Teflon a cikin gaskets na Teflon mai tsabta, Teflon sandwich gaskets, gyare-gyaren Teflon gaskets, da dai sauransu. Ƙarfin injin Teflon gaskets yana da karko sosai ko da a cikin kewayon 100 digiri Celsius zuwa 100 digiri Celsius.Duk da haka, lokacin da zafin jiki ya yi ƙasa sosai, teflon gasket ɗin zai zama mai karye, don haka yanayin aiki bai kamata ya zama ƙasa da digiri 185 ba.
Teflon sandwich gasket ba wai kawai yana da juriya mai kyau ba, har ma yana da ƙarfin juriya fiye da sauran gaskets, don haka ana iya amfani da shi a cikin yanayi mai ƙarfi na acid ko alkali, kuma matakin gurɓacewarsa ma yana da ƙasa sosai.
An cika graphiteFarashin PTFEtare da baƙar fata PTFE gasket yana da kyau musamman a rufewa da matsawa, kuma yana da nasa ƙarfin jujjuyawar.Ƙarfafawar hatimin yana ƙara haɓaka daga hatimin gargajiya.Amfani da graphite-cikakken teflon gaskets yana da abokantaka na muhalli kuma yana adana farashi zuwa wani ɗan lokaci saboda adadin filler da aka ƙara zuwa kayan da aka yi amfani da su.
Har ila yau, akwai wani faffaɗar teflon gasket ɗin da aka yi da resin PTFE wanda aka haɗa tare, wanda ke da dukiya ta musamman cewa babu matsala game da raƙuman ruwa da sanyi, kuma juriya da juriya sun fi sauran gaskets ɗin faranti.
Lokacin aikawa: Maris 23-2022