Game da takarda, tambayar da abokan ciniki ke yawan yi ita ce, kuna sayar da takarda A4?

Da alama fahimtar jama'a game da samfuran takarda ya tsaya a cikin takardan bugawa, littattafan rubutu da sauran kayayyakin farar hula kawai.Amma a yau za mu gabatar da wani nau'i na takarda wanda ba ku taɓa ji ba tare da babban yiwuwar - takarda maras sulfur.

Lokacin da muke magana game da sunan takarda maras sulfur, idan ba ku taɓa shi ba, kuna iya yin mamakin tambaya.Shin akwai wata alaƙa tsakanin sulfur da takarda?

Wannan game da samar da takarda na zamani ne.A cikin tsarin yin takarda na takarda na zamani, ana amfani da wani abu mai mahimmanci mai mahimmanci - aluminum sulfate (wani suna don shi alum)

Rubutun takarda suna ƙara aluminum sulfate a matsayin wakili mai ƙima a cikin aikin takarda, yana ba da takarda anti-wear, anti-water, anti-emulsion, anti-corrosion Properties, kuma a lokaci guda inganta santsi na takarda da kuma ba shi ruwa. tushen bugu adaptability.

A cikin wannan tsari, babu makawa cewa samfuran takarda da aka samar zasu ƙunshi sulfur.

Koyaya, a cikin wasu yanayin amfani da farar hula na masana'antu, abun cikin sulfur a cikin takarda yana buƙatar sarrafa shi a cikin ƙananan kewayo.

Dangane da wannan buƙatar, masana'antun takarda sun ci gaba da ƙoƙarin inganta tsarin samar da takarda, kuma a ƙarshe an haifi takarda maras sulfur.

Takardun da ake amfani da su a fagage daban-daban suna da nasu bambance-bambance, kamar takardar masana'antu da takardar gida.

Takardar masana’antu kamar ta bugu, takarda mara sulfur, takarda mai shayarwa, takarda nannade, takarda kraft, takarda mai hana ƙura, da sauransu, takardar gida kamar littattafai, napkins, jaridu, takarda bayan gida, da sauransu.

Sa'an nan kuma bari mu bayyana bambanci tsakanin takardar da ba ta da sulfur da takarda ta yau da kullum da muke amfani da ita.

Sulfur-free takarda

Takarda marar sulfur takarda ce ta musamman ta goyan baya don sarrafa azurfar PCB a masana'antun hukumar da'ira.Babban dalilin yin amfani da wannan nau'in takarda shine don guje wa halayen sinadarai na azurfa tare da sulfur a cikin iska, yana haifar da launin rawaya.Kuma yin amfani da takarda maras sulfur na iya guje wa abin da ke tsakanin sulfur da azurfa, wanda zai iya haifar da wasu lahani na pcb.

A lokaci guda kuma, takardar da ba ta da sulfur kuma tana guje wa halayen sinadarai tsakanin azurfar da ke cikin injin da aka gama da shi da sulfur a cikin iska, wanda ke haifar da samfurin ya zama rawaya.Don haka, ya kamata a haɗa samfurin da takarda mara sulfur da zarar an gama samfurin, kuma a sa safofin hannu marasa sulfur lokacin taɓa samfurin, kuma kada a taɓa saman da aka yi wa lantarki.

Siffofin takarda maras sulfur: takarda marar sulfur mai tsabta, mara ƙura, ROHS mai yarda, baya ƙunshi sulfur (S), chlorine (CL), gubar (Pb), cadmium (Cd), mercury (Hg), chromium hexavalent (CrVI), polybrominated biphenyls da polybrominated diphenyl ethers.Yana iya zama mafi alhẽri amfani da PCB kewaye hukumar Electronics masana'antu da hardware electroplating masana'antu.

Sulfur-free takarda aikace-aikace: yafi amfani da azurfa-plated marufi, kamar kewaye allon, LEDs, kewaye allon, hardware tashoshi, abinci kariya kayayyakin, gilashin marufi, hardware marufi, bakin karfe farantin rabuwa, abinci marufi, da dai sauransu