Zomangira za PP (zomanga za polypropylene) zimapezeka m'lifupi mwake kuyambira 5mm mpaka 19mm, ndi 9mm, 12mm, 15mm, ndi 19mm kukhala makulidwe ambiri. Kusankha m'lifupi kumatsimikizira kugawa katundu, mphamvu yopuma, ndi kugwirizanitsa zipangizo. Zingwe zocheperako (5-9mm) zimakwanira makatoni opepuka komanso ma e-commerce, pomwe zosankha zazikulu (15-19mm) zimanyamula ma pallet olemetsa ndi katundu wamafakitale. Bukhuli likufotokoza m'lifupi mwake momwe PP zomangira zingwe zimakhalira, momwe m'lifupi zimakhudzira magwiridwe antchito, ndi momwe mungasankhire zomwe mukufuna kugwiritsa ntchito.
Chingwe cha PP (chingwe cha polypropylene) chimapezeka mu makulidwe kuyambira 0.35mm mpaka 0.80mm, ndipo mtundu uliwonse umagwirizana ndi zofunikira zinazake komanso mitundu ya zida. Zingwe zoonda (0.35-0.45mm) zimagwiritsa ntchito makatoni opepuka komanso ma e-commerce, pomwe zosankha zokulirapo (0.65-0.80mm) zimanyamula ma pallet olemetsa ndi katundu wamafakitale. Makulidwe amakhudza mwachindunji mphamvu yopuma, magwiridwe antchito a chisindikizo, ndi kudalirika kwa kudyetsa makina. Bukhuli likufotokoza za makulidwe omwe amapezeka pa chingwe cha PP, momwe makulidwe amagwirizanirana ndi kuswa mphamvu, ndi momwe mungasankhire zomwe mukufuna kugwiritsa ntchito.
Kusankha pakati pa PP zomangira magiredi kumakhudza magwiridwe antchito anthawi yayitali kuposa momwe ogula ambiri amaganizira. Zomangira za polypropylene zowoneka bwino kwambiri - zopangidwa kuchokera ku utomoni wokhala ndi kukhuthala kwamkati pakati pa 0.60 ndi 0.95 dl/g - zimapereka utali wa mamolekyu apamwamba kwambiri, zomwe zimapangitsa kuti azikhala ndi mphamvu zolimba kwambiri, kukana kukwawa bwino, komanso kusunga magwiridwe antchito pakapita nthawi. Zomangira za PP zokhazikika zimatha kugwira ntchito mokwanira kwakanthawi kochepa kapena zopepuka koma zimatha kutaya mphamvu mwachangu ponyamula katundu wokhazikika. Nkhaniyi ikufanizira magiredi onse pamitundu yonse ya mamolekyu, mawonekedwe amakanika, ndi magwiridwe antchito anthawi yayitali kuthandiza ogula kusankha zoyenera.
Mizere yolongedza yokhazikika yokhayokha imafuna zomangira zomwe zimadyedwa modalirika, zomata mosadukiza, komanso zimakhazikika pa liwiro lalikulu. Chingwe cha PP (chingwe cha polypropylene) ndiye chinthu chomwe chimakondedwa pamakatoni ambiri omata ndi pallet chifukwa cha kusinthasintha kwake, kusasinthasintha kwake, komanso kugwirizanitsa ndi makina azingwe okha. Komabe, si zingwe zonse za PP zomwe zimagwira ntchito mofanana mu zida zamagetsi. Mafotokozedwe amtundu wa makina, kulolerana kolimba, komanso mafunde osasunthika ndizofunikira pakugwira ntchito modalirika. Bukuli likufotokoza zomwe zimapangitsa kuti lamba la PP likhale loyenera mizere yonyamula yokha komanso momwe mungasankhire zolondola.