Kodi PP Material ndi chiyani ?
Polypropylene (PP), yomwe imadziwikanso kuti polypropene, ndi polima ya thermoplastic yomwe imagwiritsidwa ntchito pazinthu zosiyanasiyana kuphatikiza kulongedza ndi kulemba zilembo, nsalu (mwachitsanzo, zingwe, zovala zamkati zotentha ndi makapeti)
Imasinthasintha komanso yolimba, makamaka ikapangidwa ndi copolymerized ndi ethylene.
Copolymerization iyi imalola pulasitiki iyi kuti igwiritsidwe ntchito ngati pulasitiki yauinjiniya yomwe ili muzinthu zingapo ndikugwiritsa ntchito. Kuthamanga kwake ndi muyeso wa kulemera kwa maselo ndipo izi zimatsimikizira momwe zimayendera mosavuta panthawi yokonza. Zina mwazinthu zofunika kwambiri za polypropylene ndi: Kukaniza kwa Chemical: Maziko osungunuka ndi ma asidi sagwira ntchito mosavuta ndi polypropylene, zomwe zimapangitsa kukhala chisankho chabwino pamiyendo yokhala ndi zakumwa zotere, monga zoyeretsera, zida zothandizira, ndi zina zambiri.
Kodi GSM imayimira chiyani?
Zimayimira makulidwe a thumba. Kawirikawiri zimakhala zovuta kuti tigwiritse ntchito masentimita kufotokoza makulidwe a thumba, koma zimakhala zosavuta kuti timvetse ndi kulemera kwa thumba. Ndipo GSM kutanthauza kuti galamu wa thumba pa lalikulu mita amadziwika ndi ife. GSM yodziwika bwino yomwe timagwiritsa ntchito pathumba la pp lochokera ku 42 gsm mpaka 120 gsm. Digito ndi yayikulu, makulidwe ake ndi akulu. Mutha kusankha makulidwe malinga ndi zomwe mukufuna. Mwachitsanzo, voliyumu ya zinthuzo ndi yayikulu komanso kulemera kwake sikolemera, mutha kusankha GSM osati yayikulu ndipo mtengo wake ndi wotsika mtengo. Koma ngati musankha kukweza zinthu ndi voliyumu yaying'ono koma yolemetsa, GSM yayikulu ndiyofunika.
Chifukwa chiyani Pp Woven Sacks ali ndi kulimba komanso mphamvu zosiyana?
Kukhazikika ndi mphamvu zonse zimatengera kulimba kwa chikwama cha pp. Kuvutako kungafotokozedwe ngati kukoka mphamvu mukatambasulira pamwamba pake. Chigawo chotsutsana ndi "N" , chachikulu cha N, cholimba cha thumba. Chifukwa chake ngati mukukhulupirira N yachikwama, titha kukuwonetsani zotsatira zoyeserera.
Kodi kusindikiza kwa offset ndi kusindikiza mitundu ndi chiyani?
Kusindikiza kwa offset ndi njira zosavuta zosindikizira logo yanu, tisanachite zochotseratu, tipanga nkhungu ya logo yanu ndikumata nkhungu pa chidebe chozungulira. Ubwino wa kusindikiza kwa offset ndikuti, zosavuta kugwiritsa ntchito, zotsika mtengo kupanga zitsanzo, zovuta: mitundu siyingakhale yopitilira 4 ndipo mtunduwo siwowala ngati kusindikiza kwamitundu. Koma kusindikiza kwamtundu kungakhale kochuluka momwe mukufunira. Imagwiritsa ntchito opp laminated kuphimba pamwamba pa chikwama cha pp, kuti mitunduyo ikhale yosinthika kwambiri, mawonekedwe ake ndiabwino kwambiri. Ndizovuta kusindikiza zitsanzo, ndipo mtengo wa nkhungu ndi wokwera mtengo kuposa kusindikiza kwa offset.
Chifukwa chiyani chikwama cha laminated pp sichimalowa madzi?
Ngati pp woven bag ndi laminated, kutanthauza kuti pamwamba pa chikwama cha pp chili ndi pulasitiki woonda kwambiri. Opp ndi yopanda madzi. Zachidziwikire, titha kuyika thumba la Pe liner m'matumba a pp, lingakhalenso lopanda madzi.