Kusankha lamba loyenera la PP (chingwe cha polypropylene) m'lifupi ndikofunikira pachitetezo cha katundu, kugwirizana kwa zida, komanso kugwiritsa ntchito bwino ndalama. Chingwe cha PP chimapezeka m'lifupi mwake kuyambira 5mm mpaka 19mm. Zingwe zocheperako (5-9mm) zimakwanira makatoni opepuka ndi malonda a e-commerce, pomwe zingwe zokulirapo (12-19mm) zimanyamula ma pallet olemetsa ndi katundu wamafakitale.
Chingwe cha PP (chingwe cha polypropylene) chimapereka mphamvu zopumira kuyambira 45kg mpaka 230kg kutengera m'lifupi ndi makulidwe. Izi zimagwira ntchito kuyambira kusindikiza makatoni opepuka mpaka kumangirira pallet zolemera.
Kumanga kwa PP (polypropylene strapping) kumatenga mphamvu zake kuchokera ku magawo atatu opanga: extrusion, kutambasula, ndi kuyanjanitsa kwa maselo. Pa extrusion, utomoni wa polypropylene umasungunuka ndikupangidwa kukhala gulu lathyathyathya mosalekeza.
Kupeza opanga zomangira odalirika a polypropylene PP ku China kungasinthe momwe mumapangira zinthu ku Asia konse. Jushuo Packaging ndi amodzi mwamagwero abwino kwambiri chifukwa akhala akupanga njira zomangira PP kwazaka zopitilira khumi. Timapanga matani oposa 20,000 apulasitiki apamwamba kwambiri