Menene babban dalilin amfani da LED curing adhesives a kan UV curable adhesives?
LED curing adhesives yawanci magani a cikin 30-45 seconds a karkashin wani haske na 405 nanometer (nm) zango.Hasken al'ada na maganin adhesives, da bambanci, magani a ƙarƙashin hasken ultraviolet (UV) tare da tsawon tsayi tsakanin 320 zuwa 380 nm.Ga injiniyoyin ƙira, ikon yin cikakken maganin manne a ƙarƙashin haske mai gani yana buɗe kewayon haɗin gwiwa, rufewa da aikace-aikacen rufewa waɗanda a baya ba su dace da samfuran warkar da haske ba, tunda a cikin aikace-aikacen da yawa na'urorin ba za su iya watsawa a cikin tsayin UV ba amma suna ba da damar bayyane. watsa haske.
Wadanne abubuwa ne zasu iya shafar lokacin magani?
Yawanci, ƙarfin hasken fitilar LED ya kamata ya kasance tsakanin 1 da 4 watts/cm2.Wani abin la'akari shine nisa daga fitilar zuwa maɗauran mannewa, alal misali, nisa daga fitilar daga manne, tsawon lokacin magani.Sauran abubuwan da za a yi la'akari da su sune kauri na manne, Layer na bakin ciki zai warke da sauri fiye da kauri mai kauri, da kuma yadda abubuwan da ke cikin haske suke.Dole ne a tweaked hanyoyin don inganta lokutan warkewa, ba kawai akan geometries na kowane ƙira ba, har ma da nau'in kayan aikin da aka yi amfani da su.
Ta yaya ake tabbatar da cewa mannen LED ɗin ya warke sosai?
Lokacin da manne LED ɗin ya warke gabaɗaya, yana samar da wani wuri mai wuya kuma mara ƙarfi wanda yake da santsin gilashi.Batun tare da ƙoƙarin da aka rigaya don warkewa a tsawon tsayin raƙuman ruwa shine yanayin da ake kira hana iskar oxygen.Hanawar iskar oxygen yana faruwa lokacin da iskar oxygen ta hana tsarin polymerization mai ɗorewa wanda ke warkar da kusan duk adhesives UV.Yana haifar da wani tacky, wani yanki da aka warke.
Lokacin aikawa: Agusta-04-2023
