Zane mai narkewa yana fitowa da gaske! Bari mu biƙera zane mai narkewadon fahimta:
Fasahar masana'anta ta Meltblown ta samo asali ne a shekarun 1950, lokacin da Amurka don tattara barbashi masu rediyoaktif a cikin sararin sama don samar da kayan tacewa masu kyau, haɓaka yanayin narkewa na polymer a ƙarƙashin tasirin zafin jiki da kwararar iska, kai tsaye yana samar da fasahar masana'anta mara saƙa.
Wannan fasaha ta haɗa fasahar sarrafa kayan polymer na masana'antar sinadarai da fasahar kera kayan da ba a saka ba ta masana'antar yadi, inda ta samar da sabuwar fasaha a fannin kimiyyar kayan aiki don yin sabbin kayan tacewa marasa sakawa na sinadarai.
Kayan da aka yi amfani da shi wajen narkewar zane mai feshi shine polypropylene mai yawan narkewar ruwa.
Mafi girman ma'aunin narkewar polypropylene, haka zare yake ƙara kyau, kuma mafi kyawun tacewa na zane da aka fesa da narkewa.
Polypropylene wani abu ne da aka samar ta hanyar ƙarin amsawar propylene. Farin abu mai kakin zuma, mai haske da haske a bayyanarsa. Yawansa shine 0.89 ~ 0.91g/cm3, mai kama da wuta, wurin narkewa shine 165℃, yana laushi a 155℃, kuma kewayon zafin jiki shine -30 ~ 140℃
A ƙasa da digiri 80 na zafi, ruwan gishiri zai iya jure wa acid, alkali, maganin gishiri da kuma wasu sinadarai na halitta, wanda zai iya lalata su a ƙarƙashin zafin jiki mai yawa da kuma iskar shaka. Ana amfani da polypropylene sosai a cikin tufafi, barguna da sauran kayayyakin zare, kayan aikin likita, motoci, kekuna, kayan gyara, bututun sufuri, kwantena na sinadarai da sauran kayan samarwa, wanda kuma ake amfani da shi a cikin abinci, marufi na magani.
Mu masana'antar feshi ne mai narkewa, samfuran sune:KF94 ya narke,BFE99 na narkewa,narke pp da aka hura,n95 meltblown;Don Allah kada ku yi jinkirin tuntuɓar mu don samun sabon ƙiyasin farashi ~
Lokacin Saƙo: Nuwamba-14-2020