Menene babban dalilin amfani da manne mai warkarwa na LED fiye da manne mai warkarwa na UV?
Manne-manne na LED yawanci suna warkewa cikin daƙiƙa 30-45 a ƙarƙashin tushen haske na tsawon nanometer 405 (nm). A akasin haka, manne-manne na gargajiya na warkar da haske, a akasin haka, suna warkewa a ƙarƙashin tushen hasken ultraviolet (UV) tare da tsawon tsayi tsakanin 320 da 380 nm. Ga injiniyoyin ƙira, ikon warkar da manne-manne gaba ɗaya a ƙarƙashin hasken da ake iya gani yana buɗe nau'ikan haɗin kai, rufewa da aikace-aikacen rufewa waɗanda a da ba su dace da samfuran warkar da haske ba, tunda a aikace-aikace da yawa, substrates ɗin ba za su iya watsawa a cikin tsawon UV ba amma suna ba da damar watsa haske da ake iya gani.
Wadanne abubuwa ne zasu iya shafar lokacin da za a yi tiyata?
Yawanci, ƙarfin hasken fitilar LED ya kamata ya kasance tsakanin watt 1 zuwa 4/cm2. Wani abin la'akari kuma shi ne nisan da fitilar ke da shi zuwa layin manne, misali, nisan da fitilar ke da shi daga manne, tsawon lokacin da za a yi amfani da shi. Sauran abubuwan da za a yi la'akari da su sune kauri na layin manne, sirara zai warke da sauri fiye da layin kauri, da kuma yadda sassan suke da haske. Dole ne a gyara hanyoyin don inganta lokutan warkarwa, ba wai kawai akan yanayin kowane ƙira ba, har ma da nau'in kayan aikin da ake amfani da su.
Ta yaya za ku tabbatar da cewa manne na LED ya warke gaba ɗaya?
Idan manne na LED ya warke gaba ɗaya, yana samar da wani wuri mai tauri kuma mara lanƙwasa wanda yake da santsi kamar gilashi. Matsalar da aka fuskanta a baya don warkarwa a tsawon tsayin raƙuman ruwa shine yanayin da ake kira hana iskar oxygen. Hana iskar oxygen yana faruwa ne lokacin da iskar oxygen ta yi tasiri ga tsarin polymerization na free-radical wanda ke warkar da kusan dukkan manne na UV. Yana haifar da wani wuri mai lanƙwasa, wanda aka ɗan warke.
Hana iskar oxygen ya fi bayyana a aikace-aikacen da ba su da wani shinge ga iskar oxygen a sararin samaniya. Misali, hana iskar oxygen zai fi muni a aikace-aikacen shafi mai kama da juna tare da maganin iska a bude fiye da yadda zai kasance a aikace-aikacen da ke sanya manne tsakanin layukan gilashi.
Menene wasu fa'idodin aminci na mannewar curing na LED idan aka kwatanta da curing na UV?
Fitilun UV na iya haifar da matsala ta tsaro domin suna da yuwuwar haifar da ƙonewar fata da raunin ido; kodayake har yanzu ana buƙatar amfani da fitilun LED tare da kayan kariya na sirri masu kyau, ba sa haifar da irin wannan haɗarin kamar takwarorinsu masu warkar da UV.
Waɗanne tsare-tsare na musamman ne Master Bond ke bayar da wannan maganin ta hanyar amfani da hasken LED?
Jerin Master Bond LED 400 yana ba da nau'ikan kayan aikin injiniya masu kyau kuma ya danganta da matakin, ana iya amfani da shi don haɗawa, rufewa, da kuma rufewa. Sabon samfurin a cikin jerin shine LED405Med.
Lokacin Saƙo: Mayu-15-2024
