matumba oluka.

Malinga ndi zida zazikulu, thumba la pulasitiki loluka limapangidwa ndi thumba la polypropylene ndi thumba la polyethylene, lomwe lingagawidwe kukhala thumba la pansi ndi m'mphepete mwa thumba la pansi molingana ndi njira yosokera.Pakali pano chimagwiritsidwa ntchito feteleza, mankhwala mankhwala ndi zinthu zina za ma CD.Njira yake yayikulu yopangira ndikugwiritsa ntchito zida zopangira pulasitiki ndi filimu ya extrusion, kudula, kutambasula unidirectional ngati waya wathyathyathya, kudzera muzinthu zoluka ndi weft, zomwe zimadziwika kuti matumba oluka.