PVC laina gaosiga o paipa e aofia ai conical twin-screw extruder, vacuum seti pusa, palau, tipiina masini, liliu faavaa ma isi.O le extruder ma le la'u-off masini fa'aaogaina fa'avavevave fa'aliliuga saosaoa fa'atonutonu masini, ma o le la'u-off masini e lua-mauuuu, tolu-u'uuu, fa-u'uuu, ono-uuuu...
Faitau atili