Fasahar warkarwa ta UV ta kawo sauyi ga masana'antar bugawa, tana ba da lokutan warkewa da sauri, haɓaka yawan aiki da rage yawan kuzari. Duk da haka, kasancewar iskar oxygen a lokacin aikin warkewa na iya samun tasiri mai mahimmanci akan aikin UV curing na tawada.
Hancin iskar oxygen yana faruwa lokacin da ƙwayoyin oxygen suna tsoma baki tare da polymerization na radicals kyauta, wanda ke haifar da rashin cikakkiyar warkewa da ƙarancin aikin tawada. Ana bayyana wannan al'amari musamman a cikin tawada masu sirara kuma suna da babban fili zuwa rabon girma.
Lokacin da tawada masu warkarwa na UV ya fallasa ga iskar yanayi, ƙwayoyin iskar oxygen da ke narkar da su a cikin tsarin tawada da iskar oxygen da ke bazuwa daga iska na iya tsoma baki tare da tsarin polymerization. Ana iya amfani da ƙarancin iskar oxygen da aka narkar da shi ta hanyar radicals masu amsawa na farko, wanda ke haifar da lokacin shigar da polymerization. A gefe guda, iskar oxygen da ke yaduwa a cikin tawada daga yanayin waje ya zama babban dalilin hanawa.
Sakamakon hana iskar oxygen na iya haɗawa da tsawon lokacin warkewa, mannewar saman da kuma samuwar sifofi mai oxidized akan saman tawada. Waɗannan tasirin na iya rage taurin, kyalli da juriya na warkewar tawada kuma suna shafar kwanciyar hankali na dogon lokaci.
Don shawo kan waɗannan ƙalubalen, masu bincike daUV LED masana'antunsun binciki dabaru daban-daban.
Na farko shine canza tsarin amsawa. Ta hanyar inganta tsarin photoinitiator, za a iya danne hanawar iskar oxygen ta tawada da aka warke yadda ya kamata.
Ƙara yawan maida hankali na photoinitiators wata hanya ce don rage tasirin hana iskar oxygen. Ta ƙara ƙarin photoinitiators, ƙirar tawada ta zama mafi juriya ga hana iskar oxygen. Wannan yana haifar da taurin tawada mafi girma, mafi kyawun mannewa da mafi girma mai sheki bayan warkewa.
Bugu da ƙari, haɓaka ƙarfin kayan aikin warkarwa na UV a cikin kayan aikin warkewa yana taimakawa rage mummunan tasirin hana iskar oxygen. Ta hanyar ƙara ƙarfin tushen hasken UV, tsarin warkarwa ya zama mafi inganci kuma yana ramawa ga rage yawan amsawar da ke haifar da kutsewar iskar oxygen. Dole ne a daidaita wannan matakin a hankali don tabbatar da ingantaccen magani ba tare da lalata ƙasa ko haifar da wani mummunan tasiri ba.
A ƙarshe, ana iya rage hana iskar oxygen ta hanyar ƙara ɗaya ko fiye da iskar oxygen zuwa kayan bugawa. Wadannan masu ɓarna suna amsawa tare da iskar oxygen don rage ƙarfinsa, da haɗuwa da babban ƙarfiLED UV curing tsarinkuma iskar oxygen na iya rage tasirin iskar oxygen akan tsarin warkarwa.Tare da waɗannan haɓakawa, masana'antun zasu iya samun kyakkyawan aikin warkarwa da shawo kan ƙalubalen hana iskar oxygen.
Lokacin aikawa: Janairu-19-2024