第8课 软包装复合材料.ppt

文档介绍：Flexible Packaging Laminates
Lesson 8
第8课软包装复合材料
1
Plasticating Extruder
Fig.
2
Cast Film and Sheet Extrusion

3
Three-Layer Coextrusion

4
Extrusion Cast Film Line Layout

5
Machine Direction Orientation

6
Cross Direction Orientation

7
Blown-film Die Cross-Section

8
Three-layer Extrusion Blow Mold
Cut-away view
material 1
material 2
material 3
film bubble
9
Blown Film Line With Slitter

10