| Property | ASTM Method | Unit | 2100 10% GF | 2200 20% GF | 2300 30% GF | 2400 40% GF |
| Mechanical/Physical | ||||||
| Specific Gravity | D-792 | 1.34 | 1.42 | 1.51 | 1.61 | |
| Water Absorption, 24 Hr., 23C | D-570 | % | 0.21 | 0.19 | 0.16 | 0.13 |
| Tensile Strength, 23C, Type I, 0.125", Yield | D-638 | psi | 16,600 | 20,100 | 24,500 | 27,000 |
| Elongation, 23C, Type I, 0.125", Break | D-638 | % | 6 | 3 | 3 | 2.5 |
| Compressive Strength, 23C | D-695 | psi | 22,000 | 28,700 | 30,700 | 31,800 |
| Impact Strength, 23C, Notched Izod | D-256 | ft-lb/in | 1.1 | 1.6 | 2 | 2.1 |
| Flexural Modulus, 23C, 0.125" | D-790 | psi | 650,000 | 900,000 | 1,300,000 | 1,700,000 |
| Flexural Strength, 23C, 0.125", Break | D-790 | psi | 28,000 | 30,000 | 33,000 | 36,000 |
| Shear Strength | D-732 | psi | 13,000 | 13,500 | 14,000 | 15,000 |
| Rockwell Hardness, M scale | D-785 | M | 114 | 114 | 114 | 114 |
| Thermal | ||||||
| Vical Softening Temperature, Rate B | D-1525 | C | 223 | 220 | 228 | 234 |
| HDT, 66 psi, 0.250", unannealed | D-648 | C | 210 | 210 | 212 | 216 |
| HDT, 264 psi, 0.250", unannealed | D-648 | C | 207 | 209 | 210 | 213 |
| CTE, flow, (0-300F) | E-831 | in/in/F | 1.8X10-5 | 1.4X10-5 | 1.1X10-5 | 0.8X10-5 |
| Oxygen Index (LOI) | D-2863 | % | 47 | 50 | 50 | 54 |
| Flammability (0.25-0.41 mm thickness) | UL 94 | V-0 | V-0 | V-0 | V-0 | |
| Electrical | ||||||
| Arc Resistance, Tungsten | D-495 | seconds | 85 | 85 | 125 | |
| Volume Resistivity | D-257 | ohm-cm | 1X1017 | 7X1016 | 3X1016 | 1.5X1016 |
| Dielectric Strength, in oil, 62 mils | D-149 | Volts/mil | 700 | 670 | 630 | 610 |
| Dielectric Constant, 1 kHz | D-150 | 3.5 | 3.5 | 3.7 | 3.7 | |
| Dissipation Factor, 1 kHz | D-150 | 0.0014 | 0.0015 | 0.0015 | 0.002 | |