Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Polymer Name
- Reinforcement Material
- Composite Materials Functions
- Technologies
Features & Benefits
- Key Features & Benefits
- Provides a high quality paintable surface
- Minimizes surface porosity
- Natural and Gray color available
- Good tack and drapability
- Co-curable with most epoxy prepreg materials
- Improved surface finish on honeycomb core structures
- UV resistant
- Compatible with lightning strike screens and foils
- Product Forms
- 0.030 or 0.0145 psf standard weight surfacing film with woven fiberglass reinforcement
- Available in additional weights upon request
- 0.030 psf film available in 50” wide rolls
- 0.0145 psf film available in 38” wide rolls
Applications & Uses
- Applications
- Composites End Use
- Composites Processing Methods
- Processing
The film should be removed from cold storage and allowed to warm to room temperature prior to opening sealed bag.
- Applications
- Primary and Secondary Aircraft Structure Surfaces
- Honeycomb Sandwich Structure Surfaces
- Lightning Strike Applications
- UV Protection
- Painted Composite Surfaces
- Autoclave/Oven Cure Cycle
- Cure cycle set up based on underlying epoxy prepreg material
- Aeroglide® surfacing film can be cured using autoclave or vacuum/oven cure cycles
- Aeroglide® surfacing film is compatible with both 250°F and 350°F epoxy cure cycles. For cure cycles below 250°F or above 365°F contact your local sales and technical service representative.
Properties
- Physical Properties
| Value | Units | Test Method / Conditions | |
| Prepreg Areal Weight | 0.030/150 | psf / gsm | — |
| Resin Solids Content | 63 - 71 | % | — |
| Resin Flow (260°F, 150 psi) | 35 ± 10 | % | — |
| Gel time (250°F/120°C) | 25 | minutes | — |
| Gel time (350°F/177°C) | 0.8 | minutes | — |
| Volatiles (350°F/177°C, 60 min) | max. 1.0 | % | — |
Technical Details & Test Data
- UV Exposure Testing
- Subjected panels to 750 hours of UV exposure
o ASTM G 155, Cycle 9
o Xenon Lamp
o 180 W/m2 (300-400 nm)
o 140°F o 50% RH
Storage & Handling
- Prepreg Storage Life
- Out Life: 45 days @ 75°F
- Shelf Life: 6 months @ 40°F 12 months @ 0°F