Nkhani
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Kusiyana pakati pa polyethylene chingwe ndi polypropylene chingwe
Posachedwapa, kasitomala anafunsa za mtengo wa PP danline chingwe.Makasitomala ndi wopanga yemwe amatumiza maukonde osodza kunja.Kawirikawiri, amagwiritsa ntchito chingwe cha polyethylene.Koma chingwe cha polyethylene chimakhala chosalala komanso chabwino komanso chosavuta kumasula pambuyo popanga mfundo.Ubwino wa chingwe cha PP danline ndi kapangidwe kake ka fiber....Werengani zambiri