Extrusion: The PVC mixture is then fed into an extruder, a machine that melts the mixture and pushes it through a die to sort a continual profile. The profile can have distinct sizes and styles, depending on the style specs. For most of us, PVCs are harmless and aren't connected https://fernandouvqja.onzeblog.com/40087090/details-fiction-and-pvc-strip-curtains