CYCOM® 977-2

About
CYCOM® 977-2 is a 350°F (177°C) curing toughened epoxy resin with a 260 – 280°F (126 – 138°C) dry and 220°F (104°C) wet service capability. CYCOM 977-2 is formulated for autoclave or press molding. Unidirectional tape and woven fabric impregnated with CYCOM 977-2 resin will retain tack for at least 10 days at 72°F (22°C) and has a long mechanical out life suitable for fabrication of large structures. The recommended lay-up procedure for this material is L-15. The recommended cure is C-50. Suggested Applications: Aircraft primary and secondary structure Space structure Ballistics Cryogenic tanks Any application where impact resistance and light weight are required&&

Product Description
SupplierCytec Industries
Generic环氧树脂
Material StatusCommercial: Active
FeaturesGood flexibility,High impact resistance,Baking,High pressure heat resistance
AvailabilitysNorth America

Technical Data
PHYSICALNominal valueUnitTest method
Density1.31g/cm³

MECHANICALNominal valueUnitTest method
Tensile modulus
24℃3380 to 3650MPa
tensile strength
24℃70.3 to 92.4MPa
Bending modulus3380 to 3520MPa
bending strength190 to 204MPa

THERMALNominal valueUnitTest method
Glass transition temperature212

Notes
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