Mzere wopangawu umagwiritsa ntchito ukadaulo wapawiri-screw foam sheet extrusion.PSP thovu pepala ndi mtundu wa zinthu zatsopano kulongedza katundu ndi mbali ya kuteteza kutentha, chitetezo, ukhondo ndi plasticity wabwino.Amagwiritsidwa ntchito kwambiri popanga mitundu yosiyanasiyana yazotengera zakudya, monga bokosi la masana, ma trays, mbale ndi zina ndi thermoforming.Itha kugwiritsidwanso ntchito kupanga bolodi yotsatsa, kulongedza zinthu zamafakitale ndi zina zotero.Ili ndi magwiridwe antchito okhazikika, mphamvu zazikulu, makina apamwamba kwambiri komanso amapereka zinthu zabwino.