ISO 9001:2015 Certified | Cage Code: 7L0f6
TYPICAL PROPERTIES of TECHTRON® HPV |
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| ASTM or UL test | Property | Techtron HPV Bearing Grade (extruded) |
Techtron PSBG Bearing Grade (compression molded) |
| PHYSICAL | |||
| D792 | Density (lb/in³) (g/cm³) |
0.052 1.43 |
0.055 1.52 |
| D570 | Water Absorption, 24 hrs (%) | 0.01 | 0.02 |
| D570 | Water Absorption, Saturation (%) | 0.09 | 0.03 |
| MECHANICAL | |||
| D638 | Tensile Strength (psi) | 10,900 | 2,100 |
| D638 | Tensile Modulus (psi) | 540,000 | 980,000 |
| D638 | Tensile Elongation at Break (%) | 5 | 1 |
| D790 | Flexural Strength (psi) | 10,500 | 25,000 |
| D790 | Flexural Modulus (psi) | 535,000 | 820,000 |
| D695 | Compressive Strength (psi) | 15,500 | 15,000 |
| D695 | Compressive Modulus (psi) | 340,000 | 800,000 |
| D785 | Hardness, Rockwell | M84 | M93/R126 |
| D256 | IZOD Impact Notched (ft-lb/in) | 1.4 | 1.0 |
| QTM55007 (* not ASTM) |
Coefficient of Friction, Dry vs. Steel | 0.2 | 0.2 |
| QTM55007 (* not ASTM) |
Limiting PV (psi-fpm) | 8,750 | 8,500 |
| QTM55010 (* not ASTM) |
“K” Wear Factor, (x 10-10 in3-min/lb-ft-hr) | 62 | 800 |
| THERMAL | |||
| D696 | Coefficient of Linear Thermal Expansion (x 10-5 in./in./°F) |
3.3 | 1.7 |
| D648 | Heat Deflection Temp (°F / °C) at 264 psi |
240 / 115 | 490 / 254 |
| D3418 | Melting Temp (°F / °C) | 536 / 280 | 540 / 282 |
| – | Max Operating Temp (°F / °C) | 430 / 221 | 490 / 254 |
| C177 | Thermal Conductivity (BTU-in/ft²-hr-°F) (x 10-4 cal/cm-sec-°C) |
2.1 7.2 |
2.2 7.6 |
| UL94 | Flammability Rating | V-0 | V-0 |
| ELECTRICAL | |||
| D149 | Dielectric Strength (V/mil) short time, 1/8″ thick | 500 | – |
| D150 | Dielectric Constant at 1 MHz | – | – |
| D150 | Dissipation Factor at 1 MHz | – | – |
| D257 | Surface Resistivity (ohm-square) at 50% RH | 1013 | < 105 |
NOTE: The information contained herein are typical values intended for reference and comparison purposes only. They should NOT be used as a basis for design specifications or quality control. Contact us for manufacturers’ complete material property datasheets.