Gaskets silicone na musamman na kumfa don danna PCB: Cikakken ma'auni don samfuran inganci masu inganci{{0}
A cikin zafi latsa samar da matakai don PCBs, FPCs, da HDI multilayer allon, kumfa silicone gaskets bauta a matsayin m karin kayan amfani da kai tsaye ƙayyade hukumar bonding yawan amfanin ƙasa, surface flatness, rashi kumfa ko delamination, da kuma rigakafin jan karfe tsare hadawan abu da iskar shaka gurbatawa. Kayayyakin kumfa na yau da kullun na kasuwanci kamar soso kumfa na yau da kullun, kumfa PVC, ko kumfa na siliki na ƙasa na iya haifar da haƙoran PCB cikin sauƙi, ƙyalli mai mannewa, gurɓataccen ƙasa, da lalata allo wanda ke haifar da guntuwa. Yawancin masu siye da masana'anta suna kokawa don bambancewa tsakanin ingantattun samfuran inganci da marasa inganci. Dangane da ainihin yanayin haɗin PCB na duniya{4}, wannan labarin yana kafa saiti na ƙididdigewa, ma'auni, da ma'auni na ƙididdigewa don ƙimar PCB kumfa silicone gaskets don bambance daidaitattun masana'antu{5}samfuran samfura masu inganci daga abubuwan da ba su da lahani.
I. Mahimman Zato: Ƙananan Bukatu don Mahimman Materials Wanda Ya dace da Yanayin Aiki na PCB
Gaslicone masu inganci masu inganci na PCB kumfa silicone sun bambanta da talakawan mabukaci{1}maki ko marufi -kayan kumfa; kayansu dole ne su cika ƙaƙƙarfan buƙatun don ƙura{3}} kyauta, mai girma{4}}haɗin yanayin zafi a cikin aikace-aikacen PCB - wannan shine ainihin ma'auni don gano samfuran ƙima.
1. Silicone roba substrate mai tsafta ba tare da abubuwan da ba na datti: ya ƙi samfurori marasa inganci waɗanda ke ɗauke da PVC, EVA, robar silicone da aka sake yin fa'ida, ko ma'aunin alli carbonate da yawa; ƙera ta hanyar 100% high -zazzabi vulcanization kumfa gyare-gyaren, tabbatar da tsaftataccen abu mai tsayayye wanda baya laushi, narke, ko manne da saman ƙasa ƙarƙashin yanayin zafi.
2. Sulfur -kyauta, halogen{2}}kyauta, žasashen rashin iya canzawa, sifili leaching: Mabuɗin mabuɗin don haɗin haɗin PCB shine kasancewar sulfur da leachables masu cutarwa. High{4}}Gasket masu inganci suna manne da tsari na kyauta, saduwa da RoHS da halogen{6} takaddun shaida na muhalli kyauta, kuma ba sa sakin abubuwa masu lalacewa a ƙarƙashin yanayin zafi da matsa lamba{7} yadda ya kamata suna hana baƙar fata na jan karfe, gurɓataccen allo, da lalata kewaye. Waɗannan gaskets sun dace da kera madaidaicin allon HDI, allon sassauƙan FPC, da sabbin allunan kewayawa na BMS makamashi.
3. Tsayayyen aiki a cikin kewayon zafin jiki mai faɗi: Mai iya aiki mai tsayi na tsawon lokaci a cikin wuraren hawan keke na zafi daga -50 digiri zuwa digiri 250, mai jurewa ga yanayin zafi na al'ada{7}} zazzabi PCB injin zafi matsa lamba a 180-220 digiri, ba tare da raguwa ba,{8} dor it dace da high-mita ci gaba da samarwa.
II. Bayyanawa da Tsarin: Ingantattun cikakkun bayanai waɗanda za a iya gani ga ido tsirara (ma'auni na farko)
Za a iya zaɓin gaskets na kumfa mai inganci{0} na farko bisa la'akari da kamanni, rashin ƙarfi, da santsi ba tare da na'urori na musamman ba; cikakkun bayanai kai tsaye suna nuna madaidaicin tsarin masana'anta.
1. Matsanancin daidaituwa na kauri: Ana sarrafa kauri gaba ɗaya a cikin ± 0.1 mm, ba tare da bambancin kauri ko rashin daidaituwa na gida ba. PCB latsa ya dogara da washers don rarraba matsa lamba; Babban kauri mai girma na iya haifar da matsa lamba na sama kai tsaye, wanda ke haifar da lahani kamar ɓarna a cikin gida, karkatar da kauri, lalata, ko blister.
2. Uniform da tsattsauran rarrafe tare da daidaitaccen rufewa: Girman pore na ciki sun kasance iri ɗaya kuma ana rarraba su akai-akai, ba tare da wuce gona da iri ba, ƙananan micropores, ko raƙuman ramuka{1}. Pores Uniform suna da mahimmanci don tabbatar da aikin roba da ma'aunin matsi; ɓangarorin da ba su da lahani suna nuna rarrabuwar ka'ida ba bisa ka'ida ba, koma baya mara daidaituwa a ƙarƙashin matsawa, da ƙarancin kwanciyar hankali.
3. Dole ne saman ya zama lebur, santsi, kuma ba shi da ƙazanta ko ƙura: saman allon ya kamata ya zama mara lahani, baƙar fata, rugujewar pore, tarkace, burrs, kuma suna da gefuna masu kyau da aka yanke ba tare da tarkace ba. Taron bitar na PCB yana aiki a cikin yanayin samarwa mai tsabta; ƙananan gaskets na iya sakin foda ko kwakwalwan kwamfuta, yayin da gurɓataccen yanayi na iya manne da allon kewayawa kai tsaye, yana haifar da gajeriyar da'ira ko lahani.
4. Launi na Uniform ba tare da dusashewar launi ko ƙaura: Gabaɗayan launi ya kasance daidai ba, yana nuna rashin shuɗewa ko zubar jini a ƙarƙashin yanayin zafi da matsa lamba, yadda ya kamata ya hana ƙaura launi wanda zai iya gurɓata saman PCB ko fim ɗin da aka warke kafin{1}.
III. Abubuwan Abubuwan Jiki na Core: Mafi mahimmancin ma'aunin aiki don haɗin PCB (ma'auni na farko)
Latsa PCB yana ɗora ƙaƙƙarfan buƙatu akan elasticity, taurin, da matsi na gaskets{0}}maɓallin bambance-bambance tsakanin manyan{1}}ƙarshen masana'antu{2}}samfuran sa da daidaitaccen kumfa na silicone. An inganta duk ƙayyadaddun bayanai don yanayin samar da taro.
1. Ingantacciyar dacewa taurin ƙarfi da daidaitaccen kewayon: Manyan gaskets masu inganci suna kula da tsayayyen taurin Shore na A5-30, yana barin daidai daidai da nau'ikan allon PCB daban-daban. An zaɓi taurin mafi girma don ƙaƙƙarfan allo don tabbatar da isasshen tallafi, yayin da aka zaɓi ƙananan tauri don sassauƙan da'irori masu sassauƙa (FPCs) don haɓaka mannewa. Wannan daidaitaccen bayanin martaba na taurin yana hana tsangwama da yawa daga lalata saman allon ko rashin isasshen tallafi saboda abubuwan laushi da yawa.
2. Ƙunƙarar da ake iya sarrafawa da daidaita daidaito: Madaidaicin kewayon yawa shine 0.35-0.9 g/cm³, tare da nau'i iri ɗaya kuma babu bambance-bambancen gida. Ƙarƙashin ƙima yana tabbatar da aikin kwantar da hankali da ɗaukar girgiza, yayin da babban yawa yana haɓaka kwanciyar hankali, yana sa ya dace da aikace-aikacen lamination na PCB mai girma{4}. Matsakaicin matsi ana kiyayewa a cikin masana'antar{6}}madaidaicin kewayon 5%-15%.
3. Ultra{1}}mai girman juriya da ƙarancin nakasar matsawa ta dindindin: Bayan fiye da zagaye 100 na babban{3}}zazzabi da matsananciyar matsananciyar matsa lamba, ƙimar dawowar ya kasance mafi girma ko daidai da 95%, ba tare da faruwar rugujewa, nakasawa, ko naƙasasshe ba. Kayayyakin da ba su da inganci na al'ada suna nuna rushewar dindindin da gazawar matsa lamba iri ɗaya bayan an matsawa akai-akai, suna haifar da batch{7}} fa'ida na lahani na PCB, yayin da gaskets masu inganci na iya jure dogon lokaci{9}} amfani da keken keke tare da inganta rayuwar sabis.
4. Tackiness -mai jurewa da girma{2}}ƙarar aiki mai ƙarfi: Yana nuna kyakkyawan tauri gabaɗaya, yana nuna ƙarancin ɗabi'ar yage, karaya, ko gutsuttsura yayin rarrabuwa, mutu{3}}yanke, ko maimaita manyan hanyoyin haɗin zafin jiki. Mafi dacewa don yin amfani da mitoci mai girma- a cikin layukan samarwa na atomatik, rage mitar sauyawa da asarar lokaci.
IV. Resistance Gajiya da Tsawon Aiki: Ma'auni na Mahimmanci don Dorewar Samar da Jama'a
Masana'antun PCB suna ba da fifiko ga samar da ɗimbin yawa, inda juriyar gajiya, juriyar tsufa, da kwanciyar hankali na sararin samaniya suna da mahimmanci don rage farashi da haɓaka ingantaccen aiki, da kuma mahimman ma'auni don kimanta abubuwan haɓaka masu inganci-.
1. Madalla da kwanciyar hankali mai zafi{1}: Ƙarƙashin tsawaita hawan keke na zafi a kusan digiri 200, kayan ba su nuna raguwa, faɗaɗawa, juyewa, ko gallazawa, yana nuna kyakkyawan yanayin kwanciyar hankali ba tare da wani sabani a cikin sigogin matsawa ba saboda canjin yanayin zafi.
2. Kyakkyawan maganin tsufa, juriya na ozone, da juriya na yanayi: Ƙarƙashin aiki na tsawon lokaci a cikin yanayin zafi mai tsayi, baya raguwa da sauri ko kasawa, yana hana gajeriyar al'amurran da suka shafi taurara, gatsewa, ko asarar elasticity, yana sa ya dace da yanayin samarwa na awa 24.
3. Ba -mako, saura{2}}kyauta, kuma mai sauƙin rurrushewa: Yayin aikin latsawa, babu resin adhesion ko resin da ya wuce kima daga takardar da aka warkar da ita. saman ya kasance mai tsabta da sauƙi don tsaftacewa ba tare da buƙatar ƙarin magani na rushewa ba, yana hana gurɓataccen gurɓataccen abu a saman panel kuma yana rage yawan sake aiki.
V. Daidaituwar Tsari da Ƙarfin Ƙarfafawa: Mahimman Bukatu don Babban - Ƙarshen Ƙarshen PCB
Waɗannan ƙwaƙƙwarar kumfa silicone gaskets, musamman injiniyoyi don masana'antar PCB, ba wai kawai isar da ingantaccen aiki na musamman ba amma har ma sun cika duk buƙatun daidaitattun hanyoyin masana'antu.
1. Cikakken kewayon keɓancewa: Yana goyan bayan cikakken - gyare-gyaren kauri daga 1 zuwa 50 mm, ana samun su a cikin sigar lissafi, cikakken takardar takarda, mutu{4}}yanke sifofi na al'ada, ko manne{5} bambance-bambancen tallafi, masu dacewa da nau'ikan PCB daban-daban da nau'ikan kayan aikin matsi na dumama.
2. Zaɓaɓɓen anti{1}}tsarin tsaftataccen ɗakin ɗaki: Abubuwan da za'a iya daidaita su don anti{2}}tsayayyen muhalli da ƙura{3}waɗanda aka keɓe kyauta, yadda ya kamata ke hana tsayayyen wutar lantarki daga jawo ƙura, dacewa da kera madaidaicin PCBs na lantarki, manyan allunan sarrafa masana'antu, da sabbin allunan da'irar makamashi.
3. Mai jituwa tare da daban-daban hukumar iri ga lamination: Yana dogara da goyon bayan lamination matakai for FR4 m allon, FPC m allon, HDI daidai allo, BMS baturi allon, da kuma multilayer hada allon, isar da kyau kwarai matsa lamba rarraba da shaye yi don yadda ya kamata magance kowa masana'antu al'amurran da suka shafi kamar surface bubbling, delamination, dents, da uven kauri.
VI. Takaitawa: Jumla ɗaya ce ke bambanta ingancin silikon kumfa na PCB.
Gaskets mara inganci: wanda ya ƙunshi kayan gauraye tare da ƙazantattun sulfur da hazo; rashin daidaituwa kauri, tsarin pore mara daidaituwa, rashin ƙarfi mara kyau; masu saurin lalacewa da mannewa ga alluna a yanayin zafi mai yawa, yawan cire foda, kuma ana watsar da su gaba ɗaya bayan ɗan gajeren lokacin amfani da shi, yana rage ƙimar amfanin PCB sosai.
High{0}} ingantattun PCB kumfa silicone gaskets: sulfur{1}}kyauta kuma kyauta daga hazo, tare da kauri iri ɗaya, tsarin pore mai kyau, taurin ƙarfi da yawa, ƙarfin juriya tare da ƙarancin nakasawa, juriya zuwa hawan keken zafin jiki na digiri 250, mai tsabta kuma mara{3} yana cutar da allunan kewayawa, mai dacewa da kowane nau'in PCB. masana'antu-masu ƙima na musamman wanda ke haɓaka ƙimar yawan amfanin ƙasa da rage farashin samarwa.