Kusan shekaru goma bayan gabatar da su, ana amfani da tawada mai warkarwa ta UV LED cikin sauri ta hanyar masu canza lakabi. Fa'idodin tawada akan tawada ta mercury ta 'al'ada' - mafi kyau da sauri warkarwa, ingantaccen dorewa da ƙarancin farashin aiki - ana fahimtar su sosai. Bugu da ƙari, fasahar tana samun sauƙin isa ga mutane yayin da masana'antun buga jaridu ke ba da damar haɗa nau'ikan fitilu masu tsawon rai a kan layukansu.
Bugu da ƙari, akwai ƙarin ƙarfafawa ga masu canza wutar lantarki su yi la'akari da canzawa zuwa LED, saboda haɗarin da farashin yin hakan ke raguwa. Ana samun sauƙin hakan ta hanyar zuwan sabon ƙarni na tawada da shafi na 'dual cure' waɗanda za a iya amfani da su a ƙarƙashin fitilun LED da mercury, wanda ke ba masu canza wutar lantarki damar ɗaukar fasahar a matakai, maimakon kwatsam.
Babban bambanci tsakanin fitilar mercury ta al'ada da fitilar LED shine tsawon raƙuman da ake fitarwa don wartsakewa. Fitilar mercury-vapor tana haskaka kuzari a tsakanin bakan tsakanin nanometers 220 da 400 (nm), yayin da fitilun LED ke da ƙaramin tsawon raƙuman tsakanin kimanin 375nm da 410nm da kuma kololuwar da ke kusa da 395nm.
Ana warkar da tawada ta LED ta UV kamar yadda aka warkar da tawada ta UV ta al'ada, amma suna da saurin haske mai tsayi. Sun bambanta da juna, saboda haka, ta hanyar ƙungiyar masu fara amfani da hasken da ake amfani da su don fara amsawar warkarwa; launuka, oligomers da monomers da aka yi amfani da su iri ɗaya ne.
Tsaftace hasken UV LED yana ba da fa'idodi masu ƙarfi na muhalli, inganci, da aminci fiye da tsaftace hasken gargajiya. Tsarin ba ya amfani da mercury ko ozone, don haka babu buƙatar tsarin cire ozone daga kewayen injin buga takardu.
Yana kuma bayar da ingantaccen aiki na dogon lokaci. Ana iya kunna ko kashe fitilar LED ba tare da buƙatar lokacin dumama ko sanyaya ba, wanda ke ba da kyakkyawan aiki tun daga lokacin da aka kunna ta. Babu buƙatar rufewa don kare substrate idan fitilar ta kashe.
Lokacin Saƙo: Satumba-07-2024
