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Elmet Technologies

Hexcel® HexPly® F185 Epoxy Resin
Categories: Polymer; Thermoset; Epoxy; Epoxy Cure Resin

Material Notes: HexPly® F185 is an advanced epoxy formulation designed for autoclave curing to offer very high sandwich and metal bonding strengths with moderate laminate strengths. HexPly® F185 is a structural adhesive and co-curing grade epoxy resin with a 250ºF (121ºC) cure This system offers the highest available fracture toughness and strain to failure of the 250ºF (121ºC) cure resins.

Information provided by HexCel

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.286 g/cc1.286 g/cc
Moisture Absorption at Equilibrium 7.0 %7.0 %
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield 50.0 MPa7250 psi
Elongation at Yield >= 9.5 %>= 9.5 %
Tensile Modulus 2.90 GPa421 ksi
Fracture Toughness 3.69 MPa-m½3.36 ksi-in½
 
Thermal PropertiesMetricEnglishComments
CTE, linear 85.5 µm/m-°C47.5 µin/in-°F
Glass Transition Temp, Tg 77.0 °C171 °FDry
 
Processing PropertiesMetricEnglishComments
Gel Time 5.00 - 11.0 min
@Temperature 121 °C
5.00 - 11.0 min
@Temperature 250 °F

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PHEXC113 / 98583

Ensinger PEI

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