Review of the Development of Composite Materials Technology and Equipment
Review of the Development of Composite Materials Technology and Equipment at Home and Abroad Part V - Pultrusion (Part II) In the early 1990s, there were reports of variable cross-section braided pultrusion in the United States. As shown in Figure 32, unidirectional fibers, ±45° braiding, 90° fiber winding, uniform cross-section, and tubular