Unidirectional fiberglass cloth
EDUCATION > Fiberglass Weave Types
To the right is a microscopic photo of our Unidirectional 6 oz/sq yd Style 7721 that has a thread count of 66x13 ends/inch and uses the ECG 75 1/0 in the warp and fill.
6 oz Uni 7721 12.5 oz 2515