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b2

labarai

Tarihin Ci gaban Yashin Ƙarfe da Aka Yi Amfani da shi a cikin Narkakkar Polymer

labarai -Narkakkar PET PA PP babban polymer yana buƙatar tacewa kafin sinadari mai jujjuyawa don cire ƙazanta da abubuwan gel ɗin da ke cikin narke don hana toshe ramin spinneret;lokacin da narke polymer ke gudana ta cikin madaidaicin fakitin allo, ana haifar da juriya, ta yadda narke Friction ya haifar da zafi, zafin jiki ya tashi, kuma an inganta halayen rheological na narkewa.A lokaci guda kuma, narke yana haɗuwa sosai don hana bambance-bambancen danko tsakanin narkewa;narke yana rarraba daidai ga kowane ƙaramin rami na spinneret;tare da haɓaka lokacin amfani da tace fakitin juyi, ƙazanta a cikin ramin fakitin tacewa zai ƙaru, kuma matsa lamba na taron zai ƙaru a hankali.Matsakaicin haɓakar haɓaka yana da sauri, kuma rayuwar sabis na taro gajere ne.Lokacin da taro ya tashi zuwa wani matsa lamba, ya zama dole don maye gurbin taron a cikin lokaci, in ba haka ba, famfo mai aunawa yana rushewa, ko spinneret ya lalace, ko kuma zubar da ruwa ya faru.

Zaɓin abubuwan abubuwan tacewa masu dacewa suna da matukar mahimmanci don jujjuya, kuma ingantaccen kafofin watsa labarai tace suna da mahimmanci musamman.A cikin aiwatar da kadi ci gaba, shi ne kuma aiwatar da nemo madaidaici tace matsakaici.Yawancin sanannun kayan tacewa sun haɗa da yashin teku, askin ƙarfe, ƙwanƙolin gilashi, faranti mai ƙura, da barbashi na ƙarfe mara tsari.

Bugu da ƙari, kasancewa maras tsada, madaidaicin matsakaicin tacewa dole ne ya kasance kuma dole ne ya kula da babban porosity a matsalolin da aka fuskanta yayin tacewar polymer.Domin kiyaye babban porosity, gado na barbashi na mafi yawan zafi polymers shine hali na samar da gel wanda ke tarawa kuma yana rage tasirin tacewa na kafofin watsa labaru.Don haka, abu mai tace ƙarfe ba dole ba ne ya haɓaka ko in ba haka ba ya ba da gudummawa ga samuwar gel.

Ya fi samuwa don samun yashi na teku, amma yana da matuƙar rauni tare da sakamakon cewa haɓakar ƙananan ƙwayoyin cuta suna ƙoƙarin toshe capillaries a cikin spinnerets.Bugu da ƙari, ƙayyadaddun yankin yashin teku ya ragu sosai kuma ya yi ƙasa da kaso na porosity na kowane fakitin ƙarar tacewa, saboda haka matsin fakitin zai ƙaru sosai.Bakin karfe foda wanda aka shirya a ƙarƙashin takamaiman yanayi yana nuna wani wuri mara kyau wanda ba daidai ba ne wanda saboda haka ƙarancin ƙarancin ƙima, yana ƙoƙarin haɓaka aikin tacewa;a karkashin matsa lamba na aiki, yana nuna nau'i biyu na bayyane kuma yana haɓaka juriya ga compressibility don ingantaccen tacewa tare da ɗan ko babu nakasar barbashi da rushewa.


Lokacin aikawa: Agusta-29-2018