Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Polymer Name
- Technologies
- Product Families
Features & Benefits
- Materials Features
Applications & Uses
- Markets
- Compatible Polymers & Resins
- Plastics & Elastomers End Uses
Properties
- Typical Properties
- Acoustic Properties
- Ultraviolet
Can be compounded for resistance
- Note
* - Reduced strength and damping up to 200°F. Increased spring rate down to glass transition temperature.
** - Transmission loss increases with frequency.
*** - Burns but self-extinguishing when flame removed.
Value | Units | Test Method / Conditions | |
Tensile Strength at Break | 26.0 | psi | ASTM D 412-06a |
Elongation at Break | 334.0 | % | ASTM D 412-06a |
Tensile Strength (100% Strain) | 6.0 | psi | ASTM D 412-06a |
Tensile Strength (200% Strain) | 12.0 | psi | ASTM D 412-06a |
Tensile Strength (300% Strain) | 21.0 | psi | ASTM D 412-06a |
Compressive Stress (10% Strain) | 0.9 | psi | ASTM D 575-91, Method A |
Compressive Stress (20% Strain) | 2.1 | psi | ASTM D 575-91, Method A |
Compression Set | 10.0 | % | ASTM D 395 |
Tear Strength | 12.0 | lb/in | ASTM D 624-00, Die C |
Bulk Modulus | 4.5 | gPascal | — |
Density | 83.0 | lb/ft³ | ASTME D 792-13 |
Specific Gravity | 1.33 | — | ASTME D 792-13 |
Optimum Performance Temperature Range* | -20 to 140 | °F | — |
Glass Transition | -20.0 | °C | — |
Flash Ignition Flammability | 570.0 | °F | ASTM E 1640-13 by Peak Tan Delta |
Self Ignition Flammability | 750.0 | °F | UL-94 |
Tested Flammability Rating with Retardant | V2 | — | ASTM D 2632-92 |
Resilience Test Rebound Height | 5.0 | % | ASTM D 2632-92 (Modified for the effects of material tackiness) |
Resilience Test Rebound Height | 4.0 | % | — |
Dielectric Strength | 213.0 | V/ml | ASTM D 149-13, Method A |
Dynamic Young’s Modulus (at 5 Hertz, 10%) | 36.0 | psi | — |
Dynamic Young’s Modulus (at 5 Hertz, 15%) | 41.0 | psi | — |
Dynamic Young’s Modulus (at 5 Hertz, 20%) | 48.0 | psi | — |
Dynamic Young’s Modulus (at 15 Hertz, 10%) | 57.0 | psi | — |
Dynamic Young’s Modulus (at 15 Hertz, 15%) | 64.0 | psi | — |
Dynamic Young’s Modulus (at 15 Hertz, 20%) | 75.0 | psi | — |
Dynamic Young’s Modulus (at 30 Hertz, 10%) | 76.0 | psi | — |
Dynamic Young’s Modulus (at 30 Hertz, 15%) | 86.0 | psi | — |
Dynamic Young’s Modulus (at 30 Hertz, 20%) | 100.0 | psi | — |
Dynamic Young’s Modulus (at 50 Hertz, 10%) | 95.0 | psi | — |
Dynamic Young’s Modulus (at 50 Hertz, 15%) | 105.0 | psi | — |
Dynamic Young’s Modulus (at 50 Hertz, 20%) | 119.0 | psi | — |
Tangent Delta (5 Hz Excitation) | 0.72 | — | — |
Tangent Delta (15 Hz Excitation) | 0.78 | — | — |
Tangent Delta (30 Hz Excitation) | 0.8 | — | — |
Tangent Delta (50 Hz Excitation) | 0.8 | — | — |
Bacterial Resistance | No Growth | — | ASTM G 21-09 |
Fungal Resistance | No Growth | — | ASTM G 22 |
Heat Ageing (72 hours at 158°F) | Stable | — | — |
Chemical Resistance to Distilled Water | 51.6 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to City Water | 50.7 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to Hydraulic Fluid | -4.8 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to Kerosene | -8.4 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to Diesel | -4.7 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to 50% Ethanol | 98.5 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to Soap Solution | 100.4 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to Gasoline | 37.9 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to Turpentine | 14.5 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to Motor Oil 15W40 | -4.4 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to Hexane | -5.1 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to IRM 903 | -4.3 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to 1N Acetic Acid | Complete Degradation | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to Ethylene Glycol | -1.1 | % wt change | ASTM D 543, 7-day immersion |
Chemical Resistance to 1N NaOH | 11.9 | % wt change | ASTM D 543, 7-day immersion |
Value | Units | Test Method / Conditions | |
Transmission Loss in Air (at 50 Hz)** | min. 40 | decibel/cm | — |