APCM SG4528-029CU-102V Lightning Strike Prepreg

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APCM SG4528-029CU-102V Lightning Strike Prepreg
Categories:	Polymer; Thermoset; Epoxy
Material Notes:	Description: SG4528-029CU-102V is a medium weight, conductive, surfacing film composed of a non-woven metallic copper mesh impregnated with a toughened epoxy resin plus an ultra-light weight veil for outstanding surfacing capability. It is designed for lightning and shielding protection of aircraft, equipotential ground planes and as a counterpoise for antenna installations. Features: Dual Co-cure capabilities between 250°F and 350°F, post curable to 350°F Epoxy formulation results in a tough outer shell with outstanding surfacing capabilities Extremely low volatile content contributes negligible surface porosity Excellent tack and handling properties for ease of lay-up Excellent environmental performance from -65°F to 300°F Compatible with a wide range of other epoxy prepreg systems Non-woven foil mesh qualified at most all composite aircraft manufacturers Capable of providing Zone 1A and Zone 2A direct effects lightning protection-Ref. Appendix A Provides a high degree of electromagnetic shielding for electric and magnetic fields associated with lightning and high powered radio frequency transmitters Information provided by Adhesive Prepegs for Composite Manufacturers, LLC
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Physical Properties	Original Value	Comments

Volatiles	<= 1.0 %

Processing Properties	Original Value	Comments
Cure Time	1.00 hour @Temperature 121 °C
	1.50 hour @Temperature 177 °C
Gel Time	10.0 - 12.0 min @Temperature 121 °C
Shelf Life	4.00 Month @Temperature 4.44 °C
	12.0 Month @Temperature -17.8 °C

Descriptive Properties
Color	Dark gray opaque
Form	Modified epoxy impregnated non-woven mesh
Separator	Paper release on the veil side, polyethylene release on the metal mesh side

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PAPCM012 / 187025

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