Gabatarwa ga samfuran silicon baƙar fata da aikace-aikacen su a cikin yashi
Bakin silikiwani abu ne na silicon mai aiki tare da tsari na musamman, mai suna saboda ƙarfin ƙarfinsa mai ƙarfi da ƙarfin ɗaukar haske da keɓaɓɓen yanayin yanayin yanayin micro-nano. A cikin 'yan shekarun nan, tare da haɓaka daidaiton jiyya na saman da buƙatun kayan aikin kayan aiki a cikin masana'anta na ƙarshe, an yi amfani da siliki na baki da yawa a cikin hotovoltaics, optoelectronics, semiconductor, masana'anta na kayan gani da sauran filayen tare da kyawawan kaddarorin jiki da sinadarai. A lokaci guda, siliki baƙar fata ya shiga cikin masana'antar fashewar yashi a hankali kuma ya zama sabon nau'in yashi mai ƙyalƙyali tare da kyakkyawan aiki.
Ⅰ. Basic halaye na baki silicon
Baƙar fata siliki an kafa shi ta hanyar kula da saman silicon ta hanyar jerin fasahohin shirye-shiryen micro-nano (kamar ion etching mai amsawa, taimakon sinadarai na ƙarfe, etching mai haifar da laser, da sauransu). Fushinsa yana ba da mazugi mai yawa ko tsarin ginshiƙai, wanda zai iya rage hasken haske sosai. Haɗin kai a cikin ganuwa zuwa bandungiyar infrared na kusa na iya zama ƙasa da 1%, don haka baƙar fata ne a bayyanar.
Baƙar fata siliki ba kawai yana da kyawawan kaddarorin gani ba, amma kuma yana da fa'idodin babban taurin, tsafta, juriya, da juriya na lalata. Its barbashi tsarin ne mai karfi da kuma dace da mahara hawan keke karkashin high-gudun tasiri yanayi. Yana aiki mafi kyau a cikin yashi fiye da abrasives na gargajiya kamar farin corundum, corundum launin ruwan kasa, yashi quartz, da sauransu.
Ⅱ. Amfanin siliki na baki a cikin yashi
Sandblasting hanya ce ta jiyya ta saman da ke amfani da yashi mai saurin gudu don yin tasiri a saman don cimma tsaftacewa, kawar da Layer oxide, roughening ko tasirin ado. A matsayin babban aikin abrasive, siliki baƙar fata yana da fa'idodi a fili a fagen yashi:
1. Fine kuma uniform surface sakamako
Tsarin geometric na baƙar fata siliki na yau da kullun ne kuma tsarin halittar jiki ya tabbata. Bayan fesa, zai iya samar da wani uniform da daidaito matte sakamako a kan saman workpiece. Wannan sakamako na jiyya ya dace musamman don samfuran kamar gilashin gani, gidaje na ruwan tabarau, sassan tsarin allo na aluminum, da dai sauransu waɗanda ke da babban buƙatu don daidaiton farfajiya da bayyanar.
2. Babban taurin da tasiri juriya
Taurin Mohs na siliki baƙar fata ya kai 8.5 ko sama da haka, raguwar raguwa yayin fashewar yashi yana da ƙasa, kuma rayuwar sabis ɗin tana da tsayi. Idan aka kwatanta da yashin ma'adini na yau da kullun ko beads na gilashi, baƙar fata siliki sandblasting ya fi inganci kuma yana da ƙarfi mai ƙarfi, kuma yana iya kammala tsaftacewa mai zurfi da roughening cikin ɗan gajeren lokaci.
3. Babban tsabta da kare muhalli
Tsaftar silikon baƙar fata yawanci yana sama da 99%, kuma baya ɗauke da ƙazanta masu cutarwa kamar silicon kyauta ko ƙarfe mai nauyi. Yana da ƙarancin gurɓataccen ƙura a cikin taron bitar yashi kuma ya dace musamman don amfani a cikin manyan masana'antu masu tsafta kamar kayan lantarki, na'urorin likitanci, da marufi na semiconductor. A lokaci guda, sifarsa tana da ƙarfi, ƙurar ƙura ba ta da yawa, kuma tana da aminci ga lafiyar masu aiki.
4. Maimaituwa kuma mai iya sarrafa farashi
Saboda tsananin taurin sa da kwanciyar hankali na tsari, siliki baƙar fata na iya ci gaba da samun sakamako mai kyau na fesa bayan zagayowar da yawa, yana rage asarar kayan abu sosai. A cikin manyan sikelin atomatik kayan fashewar yashi, silicon baƙar fata yana nuna mafi kyawun tattalin arziki.
Ⅲ. Wuraren aikace-aikace na yau da kullun
An yi amfani da abrasives na baƙin ƙarfe yashi na baƙin ƙarfe a cikin fage masu zuwa:
Matsakaicin matte na kayan masarufi: kamar babban firam ɗin tsakiyar wayar hannu, harsashi na littafin rubutu, harsashi mai kaifin agogo da sauran samfuran gami na aluminum;
Maganin sanyi na gilashin gani: ana amfani dashi don ruwan tabarau, tacewa, matte taga mai gani da kayan ado;
Aerospace da soja sassa: cire oxide Layer ba tare da canza girman don inganta shafi adhesion;
Lantarki fakitin saman etching: inganta marufi daidaito da kuma dubawa mannewa;
yumbu da abun da aka haɗa micro-sandblasting: jiyya mai jujjuyawar ƙasa don haɓaka ƙarfin haɗin gwiwa.
Ⅳ. Takaitawa
Tare da ci gaba da haɓaka fasahar fashewar yashi da masana'antun masana'antu suna motsawa zuwa mafi girman daidaito da mafi girman kariyar muhalli, kayan yashi na gargajiya ba za su iya biyan bukatun manyan matakai ba. Black silicon, a matsayin mai lalata aiki tare da babban ƙarfi, ƙananan tunani, babban tsabta da kare muhalli, yana zama muhimmin kayan haɓakawa a cikin masana'antar fashewar yashi. Ko a cikin madaidaicin masana'anta, matte na gani, ko a cikin sarrafa na'urar lantarki, kayan aikin sararin samaniya da sauran fagage, silicon baƙar fata ya nuna fa'idodin aikace-aikacen.