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Njira Yopangira Mathumba Opangidwa ndi PP

2025-03-04

      Ⅰ.Kodi ndondomeko yeniyeni yopangira ndi yotanipp chikwama choluka

      Chithunzi 1Chithunzi 2

      A. Raw Zipangizo za pp nsalu thumba

      Zopangira zazikulu zopangira matumba opangidwa ndi PP ndi tinthu tating'onoting'ono ta polypropylene, zomwe zimawoneka ngati tinthu tating'ono tating'ono ta pulasitiki toyera kapena owoneka bwino, omwe ndi maziko a matumba olimba amatumba. Kuphatikiza pa tinthu tating'onoting'ono ta PP, zowonjezera zosiyanasiyana ziyenera kuwonjezeredwa. The anti-aging agent amatha kuteteza thumba kuti lisawonongeke pambuyo pa dzuwa ndikutalikitsa moyo wake wautumiki; Masterbatch imapatsa thumba lamitundu yolemera, monga yofiira wamba, buluu ndi zina zotero.


      Chithunzi 3

      Tinthu ta PP timayikidwa mu zida zotenthetsera kuti zisungunuke. Pulasitiki yosungunuka imatulutsidwa kuti ipange "filimu yapulasitiki" kudzera mu nkhungu inayake. Filimuyi amadulidwa ndendende n’kukhala timizere tating’ono tomwe timatchedwa kuti flat filaments, zomwe ndi zinthu zofunika kwambiri pakupanga matumba oluka.

      B.Lukani waya wokokedwa kukhala pp nsalu.
      Silika wathyathyathya amakulungidwa mozungulira nkhwawayo ngati mpira waubweya wolukidwa mu juzi. Kenako, pogwiritsa ntchito nsalu yozungulira kapena yosalala, silika wathyathyathya amalukidwa kukhala "pepala la pulasitiki". Nsalu yozungulira yozungulira imatha kuluka mawonekedwe a cylindrical, omwe ndi okwera mtengo kwambiri popanga matumba mwachindunji. Komano, nsalu yathyathyathya imapanga nsalu yathyathyathya, yomwe imayenera kusokedwa pambuyo pake.

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      C. Kupaka kapena kuyanika kwa pp woven bag
      Matumba wamba owongoka alibe katundu wopanda madzi okha, kuti athe kugwiritsidwa ntchito m'malo achinyezi, monga feteleza woyikapo, amafunikira kuphimbidwa kapena laminated. Njira yodziwika bwino imayikidwa ndi filimu ya PE, ndipo imayikidwa ndi filimu ya polyethylene mwa kukanikiza kotentha, monga kukulunga thumba la pulasitiki pa thumba; Kapena kuphimba kwakunja kwa PP sikungowonjezera kukana kwa madzi, komanso kumapangitsa kuti pamwamba pa thumba likhale losalala.

      Chithunzi 5


      D.pp thumba thumba la kusindikiza chitsanzo
      Choyamba pangani template yomwe ili ndi chizindikiro cha LOGO, zambiri zamalonda ndi zina zotero. Kenaka, pogwiritsa ntchito makina osindikizira, inkiyo imasindikizidwa molondola pa thumba, kotero kuti thumba silimangogwira ntchito, komanso liri ndi ntchito yotsatsa malonda ndi chizindikiritso cha mankhwala.


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      E.Kudula ndi kusoka
      Malinga ndi mafotokozedwe osiyanasiyana, monga thumba la 50kg, thumba la 25kg, etc., nsalu yoluka imadulidwa. Kenako soka pansi ndi m'mbali kudzera pa makina osokera, ndipo ena amagwiritsa ntchito chosindikizira cha kutentha. Kwa matumba ena omwe amafunikira kunyamulidwa kapena kukwezedwa, chogwirira kapena gulaye chidzayikidwanso, ngati thumba la tani, lomwe liyenera kulimbikitsidwa kuti liwonetsetse mphamvu yake yonyamula.

      Ⅱ.PP nsalu thumba chitetezo chilengedwe ndi mavuto wamba?
      Ngakhale matumba oluka a PP amatibweretsera zambiri, koma palinso zovuta zina. Malinga ndi chitetezo cha chilengedwe, ngakhale PP ndi chinthu chobwezerezedwanso, imayenera kusankhidwa mosamalitsa panthawi yobwezeretsanso kuti ipewe kusakanikirana ndi zinyalala zina komanso kukhudza kukonzanso. Pakadali pano, mafakitale ena amagwiritsa ntchito "tinthu tating'onoting'ono ta PP" kuti tichepetse ndalama zopangira, zomwe zimachepetsa kuwononga zinthu pamlingo wina. Popanga, padzakhalanso zolakwika zina. Mwachitsanzo, kuluka mosiyanasiyana kungapangitse kuti matumba azibowoka mosavuta; Kusakhazikika kwa filimuyo kumapangitsa kuti madzi asagwire ntchito; Kusalongosoka kudzakhudza maonekedwe onse a thumba.

      Ⅲ.Mapeto
      Chifukwa chachikulu chomwe matumba oluka a PP amakondera ndikuti ndiwotsika mtengo. Zimawononga ndalama zochepa kuposa matumba ndi matumba a mapepala, koma zimakhala zolimba kwambiri, zimakhala bwino komanso zimatsutsa chinyezi, ndipo zimatha kugwiritsidwanso ntchito. Komanso, PP nsalu thumba chopanda kanthu thumba kuwala kulemera, mu ndondomeko mayendedwe akhoza kupulumutsa katundu, kuchepetsa ndalama zoyendera.

      Njira yopangira matumba opangidwa ndi PP, kuchokera ku tinthu tating'onoting'ono tapulasitiki, kudzera pamasitepe angapo abwino monga kusungunula, kujambula, kuluka, kusoka, ndipo pamapeto pake kukhala matumba amphamvu komanso olimba omwe timawadziwa bwino. Zimagwira ntchito yofunika kwambiri m'miyoyo yathu komanso kupanga mafakitale, ndipo idzapitirizabe kudalira ubwino wake kuti ipereke mayankho odalirika azinthu zosiyanasiyana m'tsogolomu.