| 摘要 |
<p>Multi-layer products, such as vehicle panels, provided with one external skin layer and one internal core layer are molded by co-injection i.e. injecting external material (P) through a first plurality of points of injection (3a-3c) and injecting the core material (C) through a second plurality of points of injection (4a-4g), the points and nozzles of injection of one material being physically distinct from those of the other material. <IMAGE></p> |
