Hexcel® HexPly® M77 Fast Curing Epoxy Resin Matrix

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Hexcel® HexPly® M77 Fast Curing Epoxy Resin Matrix
Categories:	Polymer; Thermoset; Epoxy
Material Notes:	Description: HexPly® M77 is a fast curing hotmelt, thermosetting epoxy resin matrix, specifically designed for prepreg applications at which short cure cycles are required. M77 is recommended for curing at 120 – 150°C and is suitable for a range of pressures (5 – 35bar). M77 can be used for manufacture of large industrial components, suitable for cure of thin and thick sections. Information provided by Hexcel Corporation.
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Physical Properties	Metric	English	Comments

Density	1.15 - 1.25 g/cc	0.0415 - 0.0452 lb/in³
Viscosity	4000 cP @Temperature 115 °C	4000 cP @Temperature 239 °F	5°C/min
	1.00e+8 cP @Temperature 25.0 °C	1.00e+8 cP @Temperature 77.0 °F	5°C/min
	1.00e+8 cP @Temperature 136 °C	1.00e+8 cP @Temperature 277 °F	5°C/min

Thermal Properties	Metric	English	Comments
Glass Transition Temp, Tg	125 - 135 °C	257 - 275 °F	Optimum cured, following a 2min cure @150°C
	125 - 135 °C	257 - 275 °F	Typical cured, following a 15min cure @130°C

Processing Properties	Metric	English	Comments
Cure Time	<= 1.50 min @Temperature 150 °C	<= 0.0250 hour @Temperature 302 °F	time to 95% conversion; ISO 11357-5
	<= 3.00 min @Temperature 140 °C	<= 0.0500 hour @Temperature 284 °F	time to 95% conversion; ISO 11357-5
	<= 6.00 min @Temperature 130 °C	<= 0.100 hour @Temperature 266 °F	time to 95% conversion; ISO 11357-5
	<= 9.00 min @Temperature 120 °C	<= 0.150 hour @Temperature 248 °F	time to 95% conversion; ISO 11357-5
Shelf Life	1.50 Month @Temperature 23.0 °C	1.50 Month @Temperature 73.4 °F
	6.00 Month @Temperature 5.00 °C	6.00 Month @Temperature 41.0 °F
	18.0 Month @Temperature -18.0 °C	18.0 Month @Temperature -0.400 °F

Descriptive Properties
Color	Off white - Yellowish

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PHEXCB9152 / 322308

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