Dukansu UV (ultraviolet) da EB (electron biam) curing suna amfani da radiation electromagnetic, wanda ya bambanta da IR (infrared) zafi curing. Ko da yake UV (Ultra Violet) da EB (Electron Beam) suna da tsayi daban-daban, duka biyun suna iya haifar da sake haɗewar sinadarai a cikin na'urorin tawada, watau, haɗe-haɗe-haɗe-haɗe-haɗe-haɗe, yana haifar da warkewa nan take.
Sabanin haka, maganin IR yana aiki ta dumama tawada, yana haifar da tasiri da yawa:
● Fitar da ɗan ƙaramin ƙarfi ko danshi,
● Yin laushi na tawada da ƙãra kwarara, wanda ke ba da damar sha da bushewa,
● oxidation saman da ke haifar da dumama da haɗuwa da iska,
● Gyaran sinadarai na resins da manyan mai a ƙarƙashin zafi.
Wannan ya sa IR curing ya zama tsari mai fuska da yawa da bushewa, maimakon guda ɗaya, cikakken tsari. Tawada masu ƙarfi sun sake bambanta, saboda ana samun warkewar su 100% ta hanyar ƙawancen ƙawancen da ke taimakon iska.
Bambance-bambance Tsakanin UV da EB Curing
UV curing ya bambanta da EB curing musamman a cikin zurfin shiga. UV haskoki suna da iyakacin shiga; misali, Layer tawada mai kauri 4-5µm yana buƙatar jinkirin jinkiri tare da hasken UV mai ƙarfi. Ba za a iya warkewa da sauri ba, kamar zanen gado 12,000-15,000 a cikin awa daya a cikin bugu na biya. In ba haka ba, saman na iya warkewa yayin da rufin ciki ya kasance ruwa-kamar ƙwai da ba a dafa shi ba-wanda zai iya sa saman ya sake narkewa ya tsaya.
Shigarwar UV shima ya bambanta sosai dangane da launin tawada. Magenta da Cyan tawada suna shiga cikin sauƙi, amma rawaya da baƙar fata suna sha da yawa daga cikin UV, kuma Farin tawada yana nuna UV da yawa. Sabili da haka, tsari na launi mai launi a cikin bugawa yana tasiri sosai ga maganin UV. Idan Baƙar fata ko rawaya tawada tare da babban sha na UV suna saman, tawadan ja ko shuɗi na ƙasa na iya warkewa da ƙasa. Akasin haka, sanya tawada ja ko shuɗi a sama da Yellow ko Baƙi a ƙasa yana ƙara yuwuwar samun cikakkiyar warkewa. In ba haka ba, kowane launi mai launi na iya buƙatar warkewa daban.
EB curing, a gefe guda, ba shi da bambance-bambancen da suka dogara da launi wajen warkarwa kuma yana da ƙarfi sosai. Yana iya shiga cikin takarda, filastik, da sauran kayan aiki, har ma yana warkar da bangarorin biyu na bugawa a lokaci guda.
La'akari na Musamman
Farin tawada da ke ƙasa suna da ƙalubale musamman don warkar da UV saboda suna nuna hasken UV, amma maganin EB bai shafe shi ba. Wannan shine fa'ida ɗaya na EB akan UV.
Koyaya, EB curing yana buƙatar cewa saman ya kasance a cikin yanayin da ba shi da iskar oxygen don cimma isasshiyar warkarwa. Ba kamar UV, wanda zai iya warkewa a cikin iska, EB dole ne ya ƙara ƙarfi fiye da sau goma a cikin iska don cimma sakamako iri ɗaya-aikin haɗari mai haɗari yana buƙatar tsauraran matakan tsaro. Magani mai amfani shine a cika ɗakin warkewa tare da nitrogen don cire iskar oxygen da rage tsangwama, ba da damar yin aiki mai inganci.
A gaskiya ma, a cikin masana'antu na semiconductor, ana gudanar da hotunan UV da nunawa a cikin cike da nitrogen, ɗakunan da ba su da oxygen don wannan dalili.
Saboda haka EB curing ya dace kawai don siraran takarda takarda ko fina-finai na filastik a cikin sutura da aikace-aikacen bugu. Bai dace da matsi-feed-feed tare da sarƙoƙi na inji da grippers. Maganin UV, akasin haka, ana iya sarrafa shi a cikin iska kuma yana da amfani sosai, kodayake ba a cika yin amfani da maganin UV ba tare da iskar oxygen ba a cikin bugu ko aikace-aikacen sutura a yau.
Lokacin aikawa: Satumba-09-2025
