What we do:
UHMW Specs
| UltraPoly W1 | Ceram-P | Ultra-Poly CL6 | ||||
| Units | ASTM Test Method | Natural UHMW-PE | Reinforced Wear Enhanced UHMW-PE | Reinforced Wear Enhanced UHMW-PE | ||
| MECHANICAL | Strength to Weight Ratio | ksi | - | 3.1 | 2.9 | 2.9 |
| Specific Gravity @73 F | - | D792 | 0.93 | 0.96 | 0.96 | |
| Tensile Strength @73 F, (ult)/(yld) | psi | D638 | 2900 (yld) | 2800 (yld) | 2800 (yld) | |
| Tensile Modulus of Elasticity @ 73 F | psi | D638 | 100000 | 131000 | 131000 | |
| Tensile Elongation at Break @ 73 F | % | D638 | 300 ([email protected]) | 300 | 300 | |
| Flexural Strength @ 73 F | psi | D790 | - | - | - | |
| Flexural Modulus of Elasticity @ 73 F | psi | D790 | 77000 | 100000 | 100000 | |
| Shear Strength @ 73 F | psi | D732 | 4000 | - | - | |
| Compressive Strength, (% Deformation) @73 F | psi | D695 | - | - | - | |
| Compressive Modulus of Elasticity @73 F | psi | D695 | - | - | - | |
| Hardness, Rockwell, Scale as noted @73 F | - | D785 | (R64) | - | - | |
| Hardness, Durometer, Shore D @73 F | - | D2240 | D68 | - | - | |
| Izod Impact, (Notched) @73 F | ft-lb/in of notch | D256 TypeA | No Break | 50.0 | 50.0 | |
| Coefficient of Friction, (Dry vs. Steel) Dynamic | - | - | 0.12 | - | - | |
| Limiting PV, (with 4 to 1 factor of safety applied) | psi-ft/min | - | - | - | - | |
| THERMAL | Coefficient of Linear Thermal Expansion @73 F | in/in/F | E-831 (TMA) | 1.1E-04 | 1.3E-04 | 1.3E-04 |
| Heat Deflection Temperature @ 264 psi | F | D648 | 114 | - | - | |
| Tg-Glass transition temperature, (Amorphous) | F | D3418 | - | - | - | |
| Melting Point, (VS=Vicat Softening Temp.) | F | D3418 | 276 | - | - | |
| Continuous Service Temperature in Air, (Max.) | F | - | - | - | - | |
| Thermal Conductivity | BTU-in/hr-ft2-F | - | - | - | - | |
| ELECTRICAL | Dielectric Strength, Short Term | Volts/mil | D149 | - | 2280 | - |
| Volume Resistivity | ohm-cm | D257 | - | >1 E15 | - | |
| Dielectric Constant @ 10E6 Hz | - | D150 | 2.3-2.35 | - | - | |
| Dissipation Factor @ 10E6 Hz | - | D150 | 500.000 | - | - | |
| Flammability @ 3.1 mm unless noted | - | UL94 | - | - | - | |
| H20 | Water Absorbtion, Immersion, 24 Hrs | % by wt. | D570(7) | NIL | NIL | NIL |
| Water Absorbtion, Saturation | % by wt. | D570(7) | NIL | NIL | NIL |