Accession Number:

AD0292291

Title:

QUALIFICATION TEST FOR LAMINATES OF FIBERGLAS CLOTH NO. 181 VOLAN, A. WITH U. S. POLYMERIC-FR MIL-P-8013C, TYPE I,

Descriptive Note:

Corporate Author:

GENERAL DYNAMICS/FORT WORTH TEX

Personal Author(s):

Report Date:

1958-05-12

Pagination or Media Count:

4.0

Abstract:

Laminated panels 0.130 inch thick fabricated with 12 plies of fiberglass cloth No. 181, Volan United States Polymetric Chemicals Co., Stamford, Conn. and cured at 190 F for 2 hours under 10 to 12 psi vacuum bag pressure. Qualification test outcomes Mil-P-8013C were as follows 1 standard conditions specific gravity - 1.98 resin content - 39.4 barcol hardness - 67.0 flexural flatwise ultimate strength, ksi - 68.8 flexural initial modulus of elasticity, psi x 10 to the 6th power - 2.9 compression ultimate strength, edgewise, ksi - 45.0 tension ultimate strength, ksi - 40.9 2 wet conditions flexural flatwise ultimate strength, ksi - 50.4 flexural initial modulus of elasticity, psi x 10 to the 6th power - 2.7 compression ultimate strength, edgewise, ksi - 33.1 tension ultimate strength, kis - 38.3. Author

Subject Categories:

Distribution Statement:

APPROVED FOR PUBLIC RELEASE