PDF
… 145
3.
TECHNICAL REQUIREMENTS:
Table 1 – Prepreg Physical and Chemical Properties
Number of
Property
Test Method(1)
Requirements(3)
Replicates
32±3%, ind
Resin Content
ASTM D 3529
Every roll(2)
32±2%, avg
SACMA SRM
145±7
gsm, ind
Fiber Areal Weight
Every roll(2)
23R-94
145±5 gsm, avg
First and last rolls
Volatile Content
ASTM D 3530
1.0% max, avg
of every…
https://www.wichita.edu/industry_and_defense/NIAR/Research/cytec-5250-5/T650-Unitape-1.pdf