Data Sheet: USA / Metric

Key Features & Benefits

• Meets MIL‐R‐7575 Grade A, Class 3 requirements
• Non‐styrenated / Low VOC
• Good electrical and structural properties
• Flame retardant
• Good alternative for wet lay‐up processing

Product Forms

• Available on a variety of reinforcements
• Solution coated fabrics up to 60 inches wide
• Compatible with Autoclave, Vacuum Bag/Oven or Press
• Molding processes

Prepreg Storage Life

• Out Life: 21 days @ 75°F
• Shelf Life: 6 months @ 0°F

Vacuum/Oven Cure Cycle

• Apply 24”Hg vacuum (minimum) for 1 hour before beginning heat cycle
• Heat at 2 – 3 °F/min from room temperature to 150°F
• Cure product at 150°F for 30 minutes
• Ramp heat at 2 – 3 °F/min to 250°F
• Cure product at 250°F for 90 minutes
• Cool to 150°F at no more than 8°F/min prior to releasing autoclave pressure

 

Applications / Qualifications

• Radomes
• Large Structures