Da farko, dole ne mu fahimci abin da ke da takarda thermal.Takarda mai zafi kuma ana kiranta da takarda fax thermal, takarda rikodi na thermal, takarda kwafin zafi.Takarda thermal a matsayin takarda mai sarrafawa, ka'idodin masana'anta yana cikin ingancin takarda mai tushe wanda aka lullube shi da Layer na "rufin thermal" (launi mai canza launin thermal).Ko da yake akwai nau'o'in sinadarai fiye da goma sha biyu da ake amfani da su wajen canza launi, akwai aƙalla abubuwa masu zuwa: rini marasa launi, waɗanda ke da nau'i mai yawa, waɗanda aka fi amfani da su don mahadi masu launi;Ma'aikatan Chromogenic suna da ƙasa da 20%, waɗanda aka saba amfani da su sune bisphenol, hydroxybenzoic acid;Sensitizers sun ƙididdige ƙasa da 10%, wanda ya ƙunshi mahaɗan benzene sulfonamide;Mai filler yana da kusan kashi 50% na abubuwan da ke biyowa, wanda aka saba amfani da shi na calcium carbonate (barbashi);Adhesives suna da ƙasa da 10%, kamar polyvinyl acetate;Stabilizers, irin su dibenzoyl phthalate;Man shafawa, da dai sauransu.
Bayan fahimtar menene takarda ta thermal, to, zamuyi magana game da dalilin da yasa takarda mai zafi ta bushe.
Rubutun da ba shi da kwanciyar hankali da fax ko bugu akan takarda mai zafi zai shuɗe a zahiri, dalilin shi ne cewa yanayin launi na takarda mai zafi yana jujjuyawa, samfurin mai launi zai lalace da kansa zuwa digiri daban-daban, kuma launi na rubutun zai ƙara fashe a hankali. more m, har sai da halitta Fade zuwa farin takarda gaba daya bace.
Sabili da haka, lokacin sanyawa mai tsawo, tsawon lokacin haske, tsawon lokacin dumama kuma a yanayin zafi mafi girma, yanayi mai laushi, takarda m lamba da sauran yanayi na waje a ƙarƙashin aikin haɗin gwiwa, zai hanzarta bazuwar samfuran launi, sa saurin fadewa.Tabbas, saurin faɗuwa shima yana da alaƙa da yanayin zafi na takarda ta thermal kanta.(Ingantacciyar takarda ta thermal kuma za ta ƙayyade saurin faɗuwar sa).
Akwai maki da yawa don gane ingancin takarda mai zafi
1: ana iya ganin ingancin ta hanyar bayyanar.Idan takarda ta kasance fari sosai, wannan takarda mai kariya da murfin zafi ba ta dace ba, ƙara phosphor da yawa, mafi kyau ya zama dan kadan kore.Ƙarshen takarda mara daidaituwa, yana nuna cewa murfin takarda ba daidai ba ne, idan takarda ta nuna haske yana da ƙarfi sosai, yana da yawa phosphor, ba shi da kyau sosai.
2: Yin burodin wuta: wannan hanya mai sauƙi ce, ita ce amfani da wuta don dumama bayan takarda ta thermal, bayan dumama, launi yana da launin ruwan kasa, yana nuna cewa tsarin zafin jiki bai dace ba, lokacin adanawa yana da gajeren lokaci.Idan akwai ƙananan ramuka ko madaidaicin faci a cikin baƙar fata bayan dumama, ba a rarraba suturar da kyau.Bayan dumama, launi yana da baki da kore, kuma rarraba nau'o'in nau'in launi ya kasance daidai, kuma launi ya zama haske daga tsakiya zuwa kewaye.
3: Fitar da hasken rana: takarda da aka buga ana shafa shi tare da mai haskakawa kuma an fallasa shi zuwa rana (domin a hanzarta lokacin amsawar murfin zafi), wanda zai juya baki da sauri, yana nuna mafi ƙarancin lokacin ajiya.Ingancin shine mafi muni.
A halin yanzu, gabaɗaya ana buga firintocin bar code ta hanyoyi biyu.Ɗaya daga cikin bugu na mu na thermal, alamar lambar mashaya da aka buga, gabaɗaya, lokacin adanawa yana da ɗan gajeren lokaci, mai sauƙin fashewa a yanayin zafi mai girma.Amma amfanin bugu na thermal shine cewa baya buƙatar kaset ɗin carbon, mai sauƙin shigarwa, sauƙin bugawa, babu wrinkles, da sauransu.
Har ila yau, akwai hanyar bugawar zafi, wanda kuma aka sani da bugu na kaset.Amfaninsa shine cewa ana iya adana abubuwan da aka buga na dogon lokaci, kuma yana iya jure yanayin zafi mai zafi da ƙarancin yanayin zafi.
Lokacin aikawa: Jul-22-2022