PEEK vs. Ethyl Cellulose
Both PEEK and Ethyl Cellulose are thermoplastics. There are 8 material properties with values for both materials. Properties with values for just one material (22, in this case) are not shown.
For each property being compared, the top bar is PEEK and the bottom bar is Ethyl Cellulose.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 1.3 to 1.5 | |
| 1.1 |
| Heat Deflection Temperature At 1.82 MPa (264 psi), °C | 160 to 300 | |
| 55 to 93 |
| Impact Strength: Notched Izod, J/m | 78 to 120 | |
| 66 to 220 |
| Rockwell R Hardness | 120 | |
| 56 to 130 |
| Strength to Weight: Axial, points | 20 to 41 | |
| 4.6 to 13 |
| Strength to Weight: Bending, points | 36 to 55 | |
| 14 to 27 |
| Tensile Strength: Ultimate (UTS), MPa | 97 to 200 | |
| 18 to 51 |
| Water Absorption After 24 Hours, % | 0.060 to 0.3 | |
| 0.88 to 1.5 |