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Mu kukola... PTFE high-temperature fabric , omutendera gw’okufukirira gukozesa PTFE emulsion (okusaasaana okw’amazzi). Naye raw PTFE emulsion yokka kizibu okukola obulungi. Ebigonza byongerwako okukyusa enneeyisa yaayo eya rheological n’obutebenkevu bwayo.
Lwaaki? PTFE resin erina density enkulu era etera okusenga. Awatali bizigo, emulsion yandiyawukanye, yayingidde nnyo mu lugoye, oba okuvaamu ebizigo ebitali bituufu.
Aokai PTFE esinga okulonda ebizigo mu nkola nnyingi ez’okufukirira. Ekiwandiiko kino kinnyonnyola emirimu ena emikulu egy’ebizigo mu PTFE emulsion.
PTFE resin erina density enkulu (nga 2.2 g/cm³) era etera okusenga n’okukaluba ennyo mu mazzi. Awatali kutebenkeza, emulsion eyawukana mu layeri erimu ensenke n’oluwuzi lw’amazzi olutangaavu – ekigifuula etakozesebwa ku kusiiga okutambula obutakyukakyuka.
Engeri ebigonza gye bikolamu: Ebigonza bisitula nnyo obuzito bw’ekitundu ky’amazzi, ne bikola ensengekera y’omukutu ewanirira obutundutundu bwa resini. No:
Eyongera ku bulamu bwa emulsion – esigala nga ekozesebwa okumala emyezi okusinga ennaku
Aziyiza okwawukana kwa phase mu kiseera ky’okutambuza n’okutereka
Amalawo caking – ensenke enkalu wansi mu bibya
Aokai PTFE note: Ku emulsions eziterekeddwa okumala ennaku 30, tusaba okuddamu okukola homogenization nga tonnaba kuzikozesa, ne bweziba n’ebizigo, kubanga okutereka okumala ebbanga eddene nga tekukyukakyuka kukyayinza okuleeta okusenga mpola.
Ebigonza biwa emulsion enneeyisa ya shear-thinning (pseudoplastic): viscosity enkulu nga ewummudde, viscosity entono wansi w’okutabulwa.
Kakwakkulizo |
Obuzito (viscosity) obuyitibwa viscosity |
Omugaso |
|---|---|---|
Mu kuwummula (nga oyimiridde mu ttanka) . |
Waggulu |
Aziyiza okusenga kw’obutundutundu bwa PTFE |
Mu kiseera ky’okutabula/okutabula |
Wansi |
Okupampagira okwangu, okutabula mu ngeri emu |
Mu kiseera ky’okusiiga/okufukirira |
Wansi (wansi w’okusala) . |
Okutereeza obulungi, okuyingira mu buziba mu fiberglass |
Oluvannyuma lw’okusiiga (static) . |
Okuwona amangu |
Amalawo okugwa ku bifo ebyesimbye, kiziyiza emiguwa |
Enkola ey’okukosa: Mu kiseera ky’okusiiga okunnyika, emulsion ekulukuta mu ddembe mu lugoye lwa fiberglass wansi w’okusala, olwo n’egonvuwa amangu ddala oluvannyuma lw’okusiiga okukuuma obuwanvu bwa firimu ennyogovu obw’enjawulo awatali kutonnya.
Nga ofukirira ebifo ebirimu obutuli nga olugoye lwa fiberglass, okutereeza ekika n’obungi bw’ebizigo kisobozesa okufuga okutuufu ku buziba bw’okuyingira kw’emulsion.
Obuziba bw’okuyingira |
Ddirira |
|---|---|
Kizito nnyo |
Resin eyitiridde eyingira mu lugoye – resin pick-up waggulu, okuwulira omukono okukaluba, okwonoona ebintu |
Kisusse okubeera ekifunda |
Resin etamala ku ngulu w’olugoye – obutakwata bulungi, fiberglass eraga |
Ekisinga obulungi |
Balanced – PTFE encapsulates fibers, kungulu kuseeneekerevu, okukyukakyuka okulungi |
Engeri ebizitowa gye bifuga kino: Obuzito obusingako bukendeeza ku kuyingira, ne buleka resin nnyingi ku ngulu. Obuzito obutono busobozesa okuyingira mu buziba mu kibinja kya fiberglass. Kino kye kisalawo okutikka resin okusembayo n’okuwulira kw’emikono kw’ebintu ebiwedde.
Viscosity emala okuva mu bigonza:
Enyigiriza enjatika ezireetebwa okutambula kw’obunnyogovu amangu mu kiseera ky’okukala
Aziyiza obuwanvu bw’okusiiga obutali bwenkanya (empenda enzito, wakati amagonvu) .
Kwanguyiza okutondebwawo kwa firimu za pulayimale ezipapajjo, ezitasalako
Kikendeeza ku 'coffee ring effect' nga emulsion esenguka ku mbiriizi
PTFE emulsion yeetaaga okusiba ku 380°C okuyunga obutundutundu bwa PTFE mu firimu egenda mu maaso. Kino kireeta ekyetaagisa eky’enjawulo ku bigonza:
Ebigonza ebirondeddwa birina okwokya ddala awatali vvu lisigadde ku bbugumu lino.
Omutindo gw'ekizitowa |
Ebyavaamu Oluvannyuma lw'okukola Sintering |
|---|---|
Obulongoofu bwa waggulu, okwokya mu bujjuvu |
Okwoza PTFE coating, langi enjeru ennongoofu, full electrical insulation |
Nga balina ebisigadde ebitali biramu |
Amabala g’evvu, okukyusa langi ya kyenvu, amaanyi ga dielectric okukendeeza, obulema mu kusiiga |
Aokai PTFE ekozesa ebigonza ebikolebwa mu cellulose (okugeza, methyl cellulose) ebyokya ddala ku 380°C, ne bisigala nga tewali vvu. Tukuwa amagezi okwewala ebigonza ebirimu eminnyo egitali gya kiramu oba okisayidi z’ebyuma ezireka ebisigadde.
Enkola |
Ekyetaagisa |
|---|---|
Okutebenkeza okuyimirizaawo |
Ekola ensengeka y’omukutu okuwagira obutundutundu bwa PTFE obwa density enkulu |
Okugonza-okusala |
Kisobozesa okupampagira, okusiiga, n’okuyingira mu ngeri ennyangu |
Okufuga okuyingira mu nnyumba |
Atereeza resin pick-up ne fabric hand feel |
Obumu bwa firimu |
Aziyiza enjatika n’okukala obutali bwenkanya |
Okufuumuula okutaliimu bisigalira (kikulu) . |
Alina okwokya ddala ku ~380°C – zero evvu, zero color change |
Aokai PTFE elonda ebigonza ebitebenkeza emirimu gyonna ena ate nga bikakasa okwokya okujjuvu mu kiseera ky’okusiba. Ku nkola z’okufukirira ez’enjawulo, tusobola okutereeza ekika ky’ekizigo n’obungi okusinziira ku buzito bwo obw’enjawulo obw’okusiiga n’ebyetaago by’okuyingira mu lugoye.
Ekiwandiiko kino eky’ekikugu kiweereddwa... Jiangsu Aokai Ebintu Ebipya Tekinologiya Co., Ltd.
Bw’oba weetaaga ebikwata ku nsonga enzijuvu, ensonga z’okusaba n’okugonjoola ebigonjoola ebirongooseddwa ku mutindo gw’ebintu byaffe byonna omuli emifaliso egy’ebbugumu erya waggulu erya PTFE, obutambi obusiiga PTFE, emisipi egy’akatimba egya PTFE, emisipi egy’ekyuma ekifuyira ekitaliiko musonno, olugoye olusiigiddwa PTFE oluliko oludda olumu, emisipi egitambuza ebbugumu n’emifaliso egya fiberglass egy’ebbugumu eringi, tukusaba otuukirire ng’oyita mu mikutu gino wammanga:
Mwami Guo: +86 18944819998 ye
Mwami Liu: +86 13705266308 ye
Tunywerera ku ndowooza y’obuweereza ey’obukugu n’obwesimbu, nga twewaddeyo okukuwa eby’okugonjoola ebizibu ebikwatagana mu kifo kimu n’okuweereza bakasitoma mu ngeri elowoozebwako!