Yadda ake gwada kauri na tef ɗin rufewa

A halin yanzu, kawai abubuwan da za a gwada don samfuran tef ɗin rufewa a kasuwa sune danko da kauri na mold. A haƙiƙa, dankowar tef ɗin rufewa ya ƙunshi alamomi guda uku: takin farko, riƙon tack, da ƙarfin kwasfa. Waɗannan su ne ainihin abubuwa guda uku waɗanda ma'auni na ƙasa ya tsara don gwajin ɗankowar tef ko samfuran manne kai. Ana kiran na'urorin da suka dace da kayan gwajin farko, mai riƙe tack tester da na'urar gwajin kwasfa (na'urar gwajin tensile). Hakanan zaka iya zaɓar kayan aikin gwajin tef ɗin daidai gwargwadon buƙatun ku. Ma'aunin kauri na tef ɗin BOPP shine ɗayan mahimman abubuwan dubawa a masana'antar masana'antar fim. Wasu alamomin wasan kwaikwayo na fim ɗin suna da alaƙa da kauri. Babu shakka, idan kauri na batch na fim guda ɗaya ba daidai ba ne, ba kawai zai shafi ƙarfin ƙarfi da shingen fim ɗin ba, har ma yana shafar sarrafa fim ɗin na gaba. Don fina-finai masu haɗaka, daidaituwa na kauri ya fi mahimmanci. Sai kawai lokacin da kauri gabaɗaya ya zama iri ɗaya ne kaurin kowane Layer na guduro zai iya zama iri ɗaya. Don haka, ko kaurin fim ɗin bai dace ba, ko ya yi daidai da ƙimar da aka saita, ko karkacewar kauri yana cikin kewayon da aka ƙayyade, waɗannan duka sun zama jigo na ko fim ɗin na iya samun wasu halaye. Akwai nau'ikan ma'aunin kaurin fim iri biyu: gwajin kan layi da gwajin layi. Na farko da aka yi amfani da shi don auna kauri na fim shine fasahar auna kauri daga waje. Bayan haka, tare da ci gaba da haɓaka fasahar ray, an haɓaka kayan aikin auna kauri akan layi da aka sanya tare da layin samar da fim a hankali. An yi amfani da fasahar auna kauri ta kan layi a cikin shekarun 1960, kuma yanzu ya fi iya gano kaurin wani abin rufe fuska a kan siriri fim. Fasahar auna kauri akan kan layi da fasahar auna kauri ta waje sun bambanta gaba ɗaya a ƙa'idar gwaji. Fasahar auna kauri akan layi gabaɗaya tana amfani da hanyoyin auna mara lamba kamar fasahar ray, yayin da fasahar ma'aunin kauri mara kan layi gabaɗaya tana amfani da hanyoyin auna injin ko ta dogara ne akan fasahar eddy na yanzu ko shigar da wutar lantarki. Hanyar auna ka'ida kuma tana amfani da fasahar auna kauri na gani da fasahar auna kauri na ultrasonic. 1. Auna kauri akan layi Mafi yawan fasahar auna kauri akan layi sun haɗa da fasahar β-ray, fasahar X-ray da fasahar infrared kusa. 2. Ma'aunin kauri a waje Fasahar auna kauri a kashe-layi ya ƙunshi nau'i biyu: Hanyar auna lamba da hanyar aunawa mara lamba. Hanyar ma'aunin tuntuɓar sadarwa ita ce hanyar aunawa ta inji. Hanyar ma'aunin mara lamba ta haɗa da hanyar auna gani da ma'aunin halin yanzu. Hanyar, hanyar auna ultrasonic, da dai sauransu Saboda ƙananan farashi da ƙananan ƙananan kayan aiki na kauri na kashe layi, yana da aikace-aikace masu yawa. Ga masana'antun fim, daidaiton kauri na samfurin yana ɗaya daga cikin mahimman bayanai. Don sarrafa kauri daga cikin kayan aiki yadda ya kamata, kayan aikin gwaji na kauri yana da mahimmanci, amma takamaiman nau'in kayan aikin auna kauri don zaɓar ya dogara da dalilai kamar nau'in marufi mai laushi, buƙatun masana'anta don daidaituwar kauri, da gwaji kewayon kayan aiki.