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Tef ɗin Adhesive PTFE Yin
La'akari Lokacin Aiwatar da Tef ɗin Maɗaukakin Zazzabi na PTFE a cikin Rufin Vacuum, Maganin Zafin Vacuum da Sauran Muhalli na Vacuum
Mahimman Ayyukan Ayyuka don Yin La'akari Lokacin Aiwatar da Tef ɗin Maɗaukakin Zazzabi na PTFE a cikin Rufin Vacuum, Maganin Zafin Vacuum da Sauran Muhalli na Vacuum
Jiangsu Aokai New Materials, ƙwararrun masana'anta na tef ɗin zafin jiki na PTFE, yana raba jagorar ƙwararru. Lokacin da aka yi amfani da shi a cikin murfin injin, injin zafin jiki da sauran mahalli, tef ɗin zafin jiki na PTFE yana da buƙatu daban-daban daban-daban idan aka kwatanta da aikace-aikacen yanayi. Ƙarƙashin fitar da iskar gas, ƙarancin hayaki da tsafta sune manyan abubuwan da suka fi ba da fifiko. Manyan alamomin da za a tantance an jera su kamar haka:
Wannan shine ƙayyadaddun ƙayyadaddun ayyuka don aikace-aikacen vacuum. Ƙarƙashin ƙananan matsa lamba da zafin jiki mai girma, tef ɗin zai saki iskar gas mai sauƙi, wanda ke lalata digiri. Ƙunƙarar ƙaƙƙarfan ɓarke yana gurɓata kayan aikin gani, maƙasudi da kayan aiki, wanda ke haifar da suturar hazo, mannewar fim mara kyau har ma da cikakkiyar ƙima samfurin.
Zazzaɓin sabis na ci gaba: Ƙarƙashin fiberglass na PTFE mai rufi na tef ɗin PTFE zai iya tsayayya da dogon lokaci a 260 ° C. Duk da haka, dole ne a tabbatar da juriya na zafin jiki na mannewa a lokaci guda. Silicone na al'ada PSA yana ba da ci gaba da juriya na zafi a kusa da 200 ° C, yayin da babban aiki na silicone m zai iya kaiwa 260 ° C.
Zazzabi mafi girma na ɗan gajeren lokaci: Bincika ko yanayin zafi na nan take yayin sarrafawa ya wuce iyakar zafin tef na ɗan gajeren lokaci (gaba ɗaya ≤300°C). Yawan zafin jiki zai yi carbonize kuma ya lalata manne Layer, yana haifar da gurɓataccen gurɓataccen abu a cikin ɗaki. Lura: Idan injin zafin zafin jiki ya wuce 260 ° C, tef ɗin PTFE ba ya aiki; polyimide (Kapton) tef ko tef ɗin foil na aluminium za a karɓi maimakon.
3. Nau'in Adhesive & Ƙarfin Riƙe Tsawon Zazzabi
Zaɓin tsarin mannewa : Silicone matsa lamba-m manne shine babban zaɓi don aikace-aikacen vacuum saboda mafi girman ƙarfin zafi. Koyaya, mannen silicone na yau da kullun yana ƙunshe da siloxanes masu ƙarancin ƙwayar cuta, waɗanda ke canzawa a ƙarƙashin matsanancin zafin jiki kuma suna gurɓata kayan aikin, musamman saman gani da wuraren hulɗar lantarki. Don haka, ana buƙatar mannen siliki na siliki na musamman mai ƙarancin gas mai tsafta ko abubuwan da ba na siliki ba.
· Ƙarƙashin ƙarfin zafin jiki: Ƙarƙashin haɗaɗɗen vacuum da yanayin zafi mai zafi, rarrafe, ɗaga gefen ko cikakken kwasfa na tef zai toshe bututun injin ɗin kai tsaye tare da gabatar da sabbin hanyoyin gurɓatawa. Dole ne a inganta tsawon lokacin riƙe da ƙarfi a yanayin aiki.
4. Tsafta & Gubawar Ionic
· Daidaituwar ɗaki mai tsabta: Tef ɗin ba zai zama mara amfani da zubar da fiber ba da lint a yankan gefuna. An fi son ƙera kaset ɗin da aka ƙera a cikin wuraren tsabta.
Ƙananan abun ciki na ionic: Don tafiyar matakai a cikin semiconductor da masana'antu MEMS, halogen ions (Cl) da ions karfe (Na, K) da ke cikin tef za su yi hazo a babban zafin jiki, lalata da'irori ko canza maida hankali na doping. Nemi rahoton gwajin ionic extractables daga masu kaya.
Hijira mai siliki na siliki : Baya ga masu iya jujjuyawa, man silicone kyauta a cikin adhesives na iya ratsawa sama da haifar da gazawa a cikin hanyoyin haɗin kai da walda. Ƙayyade darajar ƙaura mai siliki don aikace-aikace masu mahimmanci.
5. Surface Anti-Static Performance
PTFE a zahiri abu ne mai ɗaukar nauyi. A tsaye caji yana iya taruwa a saman sa ta hanyar juzu'i ko bawo a cikin ɗakunan daki. Fitar wutar lantarki na iya lalata mahimman abubuwan lantarki ko jawo gurɓataccen gurɓataccen abu.
· Nuni da ake bukata: Domin garkuwa da kariya na electrostatic-m zones, anti-static PTFE tef ake bukata tare da surface resistivity jere daga 10⁶ ~ 10⁹ Ω/sq, da kuma barga anti-static yi dole ne a kiyaye bayan high-zazzabi daukan hotuna.
6. Plasma & Chemical Resistance
Juriya na Plasma : A cikin aikin sputtering da PECVD, tef ɗin da aka fallasa ga yanayin plasma za a toshe shi, yana fitar da radicals na fluorine wanda ke gurɓatar da fina-finai da ke lalata ɗakunan sarari. Ƙimar dacewa a gaba, ko canzawa zuwa ƙarin tef ɗin polyimide mai jure wa plasma idan ya cancanta.
· Juriya na sinadarai: Ragowar tururin mai da kaushi mai tsaftacewa na iya kasancewa yayin maganin zafi mai zafi; duka m da substrate za su yi tsayayya da kumburi da halayen sinadaran.
7. Girman Ƙarfafawa & Ƙaƙƙarfan Ƙaƙwalwar zafi
Matsanancin zafin jiki mai yawa a babban zafin jiki zai fallasa gefuna masu rufe fuska ko haifar da wrinkles masu mannewa, yana lalata daidaitaccen abin rufe fuska da daidaituwa.
Bukatar mai nuni : Bitar bayanan rage zafin zafi da masana'antun ke bayarwa (an gwada bayan mintuna 30 a 260°C). Tef ɗin ƙira mai ƙima yana samun raguwa a ƙasa da 2% ko ma ƙasa.
Takaitacciyar shawarwarin Zaɓin
Lokacin siyan tef ɗin zafi mai zafi na PTFE don mahalli, juriya na zafi kaɗai bai isa ba. Nemi rahoton gwajin fitar da iskar gas na ASTM E595 daga masu kaya, a sarari yanayin sabis na fanko da buƙatar ƙwararrun kaset ɗin ƙaramar fitar da gas mai tsaftataccen siliki. Don matakan samarwa masu mahimmanci, gudanar da gwajin ƙaramin ƙima don auna juzu'i na matsa lamba akan ma'aunin injin da kuma tantance yuwuwar gurɓatawa ga samfuran da aka gama.
Idan kuna son samun cikakkun bayanai dalla-dalla, yanayin aikace-aikacen da keɓaɓɓen mafita don cikakken fayil ɗin samfuranmu gami da PTFE babban zane mai zafin jiki, PTFE babban zafin jiki m tef, PTFE high-zazzabi raga bel, m zafi latsa bel, guda-gefe PTFE masana'anta, high-zazzabi-resistant fiber lamba mana, da zafi mai jure lamba bel da zafi mai zafi da ke ƙasa.
Kullum muna bin falsafar sabis na ƙwararru da mutunci, da zuciya ɗaya muna ba da mafita ta masana'antu ta tsaya ɗaya da sabis na abokin ciniki mai tunani ga duk abokan tarayya!
