Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Polymer Name
- Composite Materials Functions
- Technologies
Features & Benefits
- Materials Features
- Product Highlights
- Toughened epoxy matrix with excellent mechanical properties
- Elevated temperature performance
- Good translation of fiber properties
- Controlled matrix flow in processing
- Available on various reinforcements
- Excellent drape and tack
Applications & Uses
Properties
- Physical Form
- Mechanical Properties
- Typical Properties
Value | Units | Test Method / Conditions | |
In-Plane Shear Strength (93°C, Dry) | 106 | MPa | — |
In-Plane Shear Strength (25°C, Dry) | 120 | MPa | — |
ILSS (Shortbeam shear At 71°C, Wet) | 80 | MPa | — |
ILSS (Shortbeam shear at 25°C, Wet) | 115 | MPa | — |
ILSS (Shortbeam shear at 91°C, Dry) | 94 | MPa | — |
ILSS (Shortbeam shear at 25°C, Dry) | 137 | MPa | — |
Compression Modulus (91°C, Dry) | 162 | GPa | — |
Compression Modulus (25°C, Dry) | 150 | GPa | — |
Compression Strength (91°C, Dry) | 1483 | MPa | — |
Compression Strength (25°C, Dry) | 1690 | MPa | — |
Tensile Modulus (91°C, Dry) | 10 | GPa | — |
Tensile Modulus (91°C, Dry) | 163 | GPa | — |
Tensile Modulus (25°C, Dry) | 12 | GPa | — |
Tensile Modulus (25°C, Dry) | 164 | GPa | — |
Tensile Modulus (55°C, Dry) | 163 | GPa | — |
Tensile Strength (91°C, Dry) | 92 | MPa | — |
Tensile Strength (91°C, Dry) | 2538 | MPa | — |
Tensile Strength (25°C, Dry) | 64 | MPa | — |
Tensile Strength (25°C, Dry) | 2724 | MPa | — |
Tensile Strength (-55°C, Dry) | 174 | MPa | — |
Tensile Strength (-55°C, Dry) | 2572 | MPa | — |
Value | Units | Test Method / Conditions | |
Nominal Laminate Density (IM7) | 1.57 | g/cm³ | — |
Nominal Fibre Volume (IM7) | 57.7 | % | — |
Nominal Cured Ply Thickness (8552 /35%/134, IM7) | 0.131 | mm | — |
Resin Density (IM7) | 1.3 | g/cm³ | — |
Filiament Count/Tow (IM7) | 12K | — | — |
Fibre Density (IM7) | 1.77 | g/cm³ | — |
Resin Density | 1.30 (0.047) | g/cm³ (lb/in³) | — |
Nominal Laminate Density | 1.57 (0.057) | g/cm³ (lb/in³) | — |
Fibre Density | 1.77 (0.064) | g/cm³ (lb/in³) | — |
Technical Details & Test Data
- Curing Conditions
Cure cycle for monolithic components1. Apply full vacuum (1 bar).
2. Apply 7 bar gage autoclave pressure.
3. Reduce the vacuum to a safety value of 0.2 bar when the autoclave pressure reaches approximately 1 bar gage.
4. Heat at 1- 3°C/min (2-8°F/min) to 110°C ± 5°C (230°F ± 9°F)
5. Hold at 110°C ± 5°C (230°F ± 9°F) for 60 minutes ± 5 minutes.
6. Heat at 1-3°C/min (2-8°F/min) to 180°C ± 5°C (356°F ± 9°F)
7. Hold at 180°C ± 5°C (356°F ± 9°F) for 120 minutes ± 5 minutes.
8. Cool at 2 - 5°C (4-9°F) per minute
9. Vent autoclave pressure when the component reaches 60°C (140°F) or below.Cure cycle for honeycomb sandwich components
1. Apply full vacuum (1 bar).
2. Apply 3.2 bar gage autoclave pressure.
3. Reduce the vacuum to a safety value of 0.2 bar when the autoclave pressure reaches approximately 1 bar gage.
4. Heat at 1- 3°C/min (2-8°F/min) to 110°C ± 5°C (230°F ± 9°F)
5. Hold at 110°C ± 5°C (230°F ± 9°F) for 60 minutes ± 5 minutes.
6. Heat at 1-3°C/min (2-8°F/min) to 180°C ± 5°C (356°F ± 9°F)
7. Hold at 180°C ± 5°C (356°F ± 9°F) for 120 minutes ± 5 minutes.
8. Cool at 2 - 5°C (4-9°F) per minute
9. Vent autoclave pressure when the component reaches 60°C (140°F) or below.
Storage & Handling
- Storage Life
- Tack Life: 10 days at RT (23°C/73°F)
- Out Life: 30 days at RT (23°C/73°F)
- Shelf Life: 12 months at -18°C(0°F) (maximum, from date of manufacture)