Process

3D thin shell manufacturing

Shape

Size (mm)

Fiber orientation (degree)

Automation (fully/semi/not)

Cycle time (min)

Weaving

1. Folded up:

Shuttle weft insertion

doubly contour

__________

0, 90

not automatic

__________

Origami

rectangle box

__________

0, 45, 90

semi-automatic

__________

2. Variation of thread spacing:

Koppleman’s process

hemispheres

__________

0, 90

__________

__________

Shape weaving

biaxial curves

__________

0, ±45, 90

fully automatic

4:08 (e.g. indoor panel)

Knitting

Spickel & suspended stitch:

SHIMA SEIKI WholeGarment® (e.g. SWG-XR)

domes, spheres

1250 - 1500

__________

fully automatic

__________

STOLL (e.g. CMS 320 TC)

tube, ellipse

__________

__________

fully automatic

__________

Nonwoven

Net-shape nonwopven (NSN)

scaffolds

__________

__________

fully automatic

__________

Airlaying

web, hat

__________

__________

fully automatic

__________

Thermal through-air bonding

complex surface contours

__________

__________

fully automatic

__________

Winding and/or layup

Filament winding

car seat

__________

__________

fully automatic

__________