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A Bismaleimide Resin for Advanced Composites

BMI F650 - 37685 HexPly

®

F650 Aging Data

Reinforcement: Graphite F3T584 fabric Laminate Physicals: 59.6% Fiber volume(T300–3K, 8 H.S.)34.0% Resin content1.0% Voids Control—Prepreg with no freezer or out time exposure.Phase I—Prepreg stored in freezer 4 months at 15°F (–9°C) and exposed to 30 days at RT.Phase II—Prepreg stored in freezer 4 months at 15°F (–9°C) and exposed to 60 days at RT.Phase III—Prepreg stored in freezer 6 months at 15°F (–9°C) and exposed to 60 days at RT. Phase IV—Prepreg stored in freezer 1 year at 15°F (–9°C) and exposed to 30 days at RT. Phase V—Prepreg stored in freezer 1 year at 15°F (–9°C) and exposed to 60 days at RT. ControlPhase IPhase IIPhase IIIPhase IVPhase VCompression, ksi (MPa) RT106 (731)102 (703)107 (738)90.3 (623)103 (710)87.9 (606) 450°F (232°C)81 (558)77.2 (532)68 (469)69.8 (481)72.4 (499)68.7 (474) Flexure, ksi (MPa) RT134 (924)131 (903)125 (862)126 (869)127 (876)129 (889) 450°F (232°C)95 (655)106 (731)110 (758)118 (814)120 (827)103 (710) Short Beam Shear, ksi (MPa) RT8.80 (60.7)9.30 (64.1)8.20 (56.5)7.91 (49.6)8.01 (55.2)9.96 (68.7)450°F (232°C)7.50 (51.7)6.68 (46.1)6.43 (44.3)7.41 (51.1)6.65 (45.9)6.84 (47.2)

HexPly

®

650 Thermal Aging at 450°F (232°C)

Composition: T300 Fiber, 6K Laminate Physicals: 32.7% Resin contentUD Tape—148 g/m
2 60.0% Fiber volume Control424 Hrs804 Hrs1255 Hrs1608 Hrs2010 HrsRT 450°F RT 450°FRT 450°F RT 450°F RT 450°FRT 450°F (232°C)(232°C)(232°C)(232°C)(232°C)(232°C)Flexure [0°]
16 Strength, ksi 233 163253 207265 207252 215216 167260 223 (MPa)(1606) (1124)(1744) (1427)(1827) (1427)(1737) (1482)(1489) (1151)(1793) (1538)Modulus, msi 17.8 17.619.1 18.318.8 18.218.5 17.818.3 17.818.3 21.0 (GPa)(123) (121)(132) (126)(130) (125)(128) (123)(126) (123)(126) (145) Short Beam Shear [0°]
16 Strength, ksi 15.0 7.516.1 10.416.0 10.014.6 9.614.7 11.116.3 11.1 (MPa)(103) (52)(111) (71.7)(110) (68.9)(101) (66)(101) (76.5)(112) (76.5)