PTFE launi fim wani sabon nau'in nau'in kayan kwalliyar c-sa tare da kyakkyawan aiki mai mahimmanci, wanda ya dace da buƙatu na musamman, irin su kayan lantarki da aka yi alama ta launi ko rufin waya, da dai sauransu Yana da mahimmanci da mahimmanci a masana'antar rediyo, jirgin sama. masana'antu da kuma yankan-baki na lantarki kimiyya da fasaha.
PTFE launi fimwani sabon nau'in nau'in kayan kwalliyar c-grade tare da kyakkyawan aiki mai mahimmanci, wanda ya dace da buƙatu na musamman, kamar kayan aikin lantarki da aka yiwa alama ta launi ko rufin waya, da dai sauransu Yana da mahimmanci da mahimmanci a cikin masana'antar rediyo, masana'antar jirgin sama da yanke - gefen kimiyyar lantarki da fasaha.A farkon aikace-aikacen waya da kebul na filastik filastik na PTFE, an iyakance shi ne kawai ga wayoyi na ciki da na'urorin lantarki na lantarki da na lantarki a cikin yanayin zafi mai zafi na jiragen sama, jiragen ruwa da sauran ɗakunan injin a fagen soja.Tare da haɓaka fasahar shirye-shirye, PTFE an ƙaddamar da shi a hankali zuwa layin shigarwa na lantarki da kayan lantarki na jama'a a cikin yanayin yanayin zafi gaba ɗaya.A da, fina-finan PTFE na gida galibi launuka ne na kayan aiki (saboda fina-finan PTFE ba su da sauƙi a yi musu launi).Don bambance layin masu shigowa da masu fita na siginar watsawa daban-daban da sauƙaƙa don bambanta su, dole ne a yi amfani da hanyar shafa don yin launi.
Tare da samar da fina-finai na launi na PTFE na gida ya kai wani ma'auni, ta hanyar inganta tsarin, ƙididdigar ayyukan samfurori sun fi yawa har zuwa matakin irin waɗannan samfurori na kasashen waje.Koyaya, a halin yanzu samfuran fina-finai masu launi na PTFE na gida suna da nakasu na zahiri a cikin ma'anar launi da sauran nau'ikan bayyanar, kamar rarraba tabo mai launi da sauran matsaloli.Tare da haɓaka sabon fasahar shirye-shiryen fim ɗin launi na PTFE da ci gaba da haɓaka buƙatun masu amfani da harshen wuta don wayoyi da igiyoyi, PTFE launi fim ɗin wayoyi da igiyoyi an yi amfani da su sosai a cikin manyan gine-gine, motocin motsa jiki, kwamfuta. cibiyar sadarwar yankin gida, jirgin karkashin kasa da sauran mahalli marasa zafi.
Tsarin samarwa na fim ɗin launi na polytetrafluoroethylene:
(1) pretreatment na PTFE guduro albarkatun kasa
PTFE dakatar lafiya guduro aka sanya a cikin wani m greenhouse at 20 ℃ ~ 23 ℃ for 24 hours for pretreatment.
(2) pretreatment na pigments
Saka inorganic pigment a cikin bushewa tasa na 2O℃ ~ 23 ℃ don fiye da 24 hours da za a yi amfani da.
(3) kala
An ƙara wani adadin PTFE da aka dakatar da resin mai kyau da aka rigaya an ƙara a cikin rammer, kuma an ƙara wani adadin pigment na inorganic da aka riga aka yi wa magani don haɗuwa da sauri don watsar da pigment daidai, kuma resin ya kasance sako-sako don sauƙaƙe aikin gyaran gyare-gyaren. .
(4) m
PTFE mai launi mai launi mai launi an ƙara shi a cikin ƙirar ta hanyar latsa sanyi, kuma 40 000g PTFE mai launi mai launi mai launi mai kyau an danna shi a cikin blank akan 100 ton atomatik matsa lamba a 2O MPa gyare-gyaren matsa lamba guda.A lokacin da ake dannawa, an biya hankali ga sharar iskar gas don guje wa fashewar kayan da ba komai.
(5) tsayuwa
Za su kashe kyau launi amfrayo na high zafin jiki sintering makera, dumama a wani kudi na game da 5 ℃ / ho zuwa 330 ℃, zafi adana, 3 h, sa'an nan tashi a wani kudi na game da 25 ℃ / h zuwa game da 380 ℃, rufi 10 ~ 14 h, sa'an nan sanyaya a wani kudi na game da 20 ~ 25 ℃ / h zuwa 320 ℃, da zafi adana 3 ~ 4 h, na karshe sanyaya a wani kudi na game da 5 ℃ o / h zuwa 15 ℃, o rufe lantarki halitta. sanyaya zuwa yanayin zafin jiki, daga samfuran launi.
(6) juyawa zuwa fim
Sintered preforms na launuka masu launi ana juya su zuwa siraren fim preforms ta musamman lathe.Maɓallin membrane shine 0.1 mm × 100 mm × mafi girma fiye da 300 m (ƙauri × nisa × tsawon).
(7) calending fuskantarwa
A launi shugabanci blank bayan juyawa ana sarrafa ta zafi yi directional calender (duba FIG. 3) kuma ya zama directional digiri na 1.5 ~ 1.8, kauri 0.05 mm Semi-directional film, zafi yi zazzabi iko a game da 100 ℃.
(8) datsa
Bari mu yi kauri 0.05 mm Semi-directional launi fim tare da musamman yankan inji aiki a cikin 0.PTFE launi fim da 05 mm × 90 mm × fi 10m (kauri × nisa × tsawon).
(9) duba marufi
Za a yi amfani da fim ɗin mai launi na PTFE da aka sarrafa don nazarin aikin ciki, kuma za a gudanar da bayyanar da girman girman fim ɗin a lokaci guda.Za a tattara samfuran da suka cancanta a cikin jakunkuna na fim na PVC tare da haɗe takardar shaidar dubawa.
Lokacin aikawa: Agusta-06-2019