Hexcel® HexPly® F149 1581 Vacuum, Glass Reinforcement, Polyester Resin System

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Hexcel® HexPly® F149 1581 Vacuum, Glass Reinforcement, Polyester Resin System
Categories:	Polymer; Thermoset; Polyester, TS; Thermoset Polyester Glass Filled BMC
Material Notes:	Description: HexPly® F149 is a structural and electrical grade polyester resin system. It is self-extinguishing and exhibits high laminate strengths. HexPly® F149 can be tailored to any tack and drape, and cures at relatively low temperatures and pressures. It is a good oven cure type prepreg. Benefits and Features 250°F (121°C) Cure Vacuum Bag, Autoclave, or Press Cure Service Temperature up to 300°F (149°C) Meets Requirements of MIL-R-7575C, Grades A and B, Class 0 and 4 Information provided by Hexcel Corporation.
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Physical Properties	Original Value	Comments

Density	1.80 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Barcol	70.0
Tensile Strength	50.0 ksi	Wet
	52.0 ksi	Dry
Tensile Modulus	3100 ksi	Wet
	3200 ksi	Dry
Flexural Strength	68.0 ksi	Wet
	70.0 ksi	Dry
Flexural Modulus	3200 ksi	Wet
	3300 ksi	Dry
Compressive Strength	48.0 ksi	Wet
	52.0 ksi	Dry
Compressive Modulus	3300 ksi	Wet
	3400 ksi	Dry
Shear Strength	3.10 ksi	Short Beam, Wet

Electrical Properties	Original Value	Comments
Dielectric Constant	4.25 @Frequency 8.50e+9 - 1.00e+10 Hz	Dry
	4.33 @Frequency 8.50e+9 - 1.00e+10 Hz	Wet
Dielectric Loss Index	0.0110 @Frequency 8.50e+9 - 1.00e+10 Hz	Dry
	0.0150 @Frequency 8.50e+9 - 1.00e+10 Hz	Wet

Processing Properties	Original Value	Comments
Shelf Life	1.00 Month @Temperature 21.0 °C
	3.00 Month @Temperature 4.00 °C
	6.00 Month @Temperature -18.0 °C

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PHEXCB9189 / 322345

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