NEMA Grade G-11 vs. NEMA Grade GPO-3
Both NEMA grade G-11 and NEMA grade GPO-3 are variants of the same material. There are 14 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is NEMA grade G-11 and the bottom bar is NEMA grade GPO-3.
Metric UnitsUS Customary Units
Mechanical Properties
| Compressive (Crushing) Strength, MPa | 330 | |
| 210 |
| Flexural Modulus, GPa | 18 | |
| 7.6 |
| Flexural Strength, MPa | 340 | |
| 120 |
| Impact Strength: Notched Izod, J/m | 330 | |
| 430 |
| Rockwell M Hardness | 110 | |
| 100 |
| Tensile Strength: Ultimate (UTS), MPa | 260 | |
| 55 |
Thermal Properties
| Maximum Temperature: Mechanical, °C | 180 | |
| 130 |
| Thermal Expansion, µm/m-K | 9.0 | |
| 20 |
Electrical Properties
| Dielectric Constant (Relative Permittivity) At 1 MHz | 4.6 | |
| 3.8 |
| Dielectric Strength (Breakdown Potential), kV/mm | 18 | |
| 18 |
Otherwise Unclassified Properties
| Density, g/cm3 | 1.8 | |
| 1.9 |
| Water Absorption After 24 Hours, % | 0.17 | |
| 0.45 |
Common Calculations
| Strength to Weight: Axial, points | 40 | |
| 8.3 |
| Strength to Weight: Bending, points | 50 | |
| 17 |