Metal Matrix Composite Comparison to Titanium, Aluminum and Carbon Epoxy
| Property | Titanium
Ti-6-4 Solution + Aging |
Aluminum
2219-T87 |
AS4/3501-6
62% Vf |
MetPreg™ Metal Matrix Composite |
|---|---|---|---|---|
| Maximum Use Temperature (°F) | ~750 | ~400 | ~300 | ~1000 |
| Tensile Strength Longitudinal (ksi) | 170 | 69 | 310 | 210 |
| Tensile Strength Transverse (ksi) | – | – | 8 | 15 |
| Tensile Modulus Longitudinal (Msi) | 16 | 11 | 21 | 33 |
| Tensile Modulus Transverse (Msi) | – | – | 1 | 19 |
| Compressive Strength Longitudinal (ksi) | 155 | – | 250 | 250 |
| Elongation (%) | 10 | 10 | – | 0.7 |
| Density (g/cm3) | 4.4 | 2.8 | 1.2 | 3.4 |
| Thermal Expansion (mm/m-K) | 9 | 23 | – | 7 |
| Thermal Conductivity (W/m-K) | 6.6 | 130 | – | 94 |
| Electrical Resistivity (nW-m) | 1710 | 57 | – | 50 |