Te hanganga rauemi mata me nga ahuatanga o te kirihou rakau PVC.Ko te paura o te rakau PVC me te muka rakau me te whakakii pararopi (konupora warowaiha), whakahinuhinu, whakapumau, kaihoko hukahuka, kaiwhakarewa hukahuka, toner me etahi atu taapiri e pa ana (plasticizer, toughening agent, coupling agent), etc. 1, resin domest...
Pānuitia atu