| Category | Polymer , Thermoset , Polyurethane, TS , Thermoset Polyurethane Foam, Unreinforced | 
| Manufacturer | Rogers Corporation | 
| Trade Name | Poron® | 
| Port | Shanghai port,China | 
| Trade Terms | FOB, CFR, CIF | 
| Payment Terms | L/C, T/T, Western Union | 
| Download PDF | Rogers Corporation Poron® 4701-30-25 Supported Urethane Foam, Very Soft, Supported with Clear Polyester Film.pdf  | 
| Price | EMAIL US sales@lookpolymers.com | 
| Physical Properties | Metric | English | Comments | 
|---|---|---|---|
| Density | 0.400 g/cc | 0.0145 lb/in³ | ASTM D3574-95 Test A | 
| 1.395 g/cc | 0.05040 lb/in³ | supporting material; ASTM D1505 | |
| Water Absorption | 14 % | 14 % | Immersion; ASTM D570-95 | 
| Moisture Absorption at Equilibrium | 2.0 % | 2.0 % | High Humidity; AMS 3568-95 | 
| Thickness | 533 - 1190 microns | 21.0 - 47.0 mil | Range of Thicknesses Available | 
| Outgassing - Total Mass Loss | 0.20 % @Temperature 125 °C, Time 86400 sec | 0.20 % @Temperature 257 °F, Time 24.0 hour | CVCM; at 7000 Pa; ASTM E595-93 | 
| 0.60 % @Temperature 125 °C, Time 86400 sec | 0.60 % @Temperature 257 °F, Time 24.0 hour | WVR; at 7000 Pa; ASTM E595-93 | |
| 1.3 % @Temperature 125 °C, Time 86400 sec | 1.3 % @Temperature 257 °F, Time 24.0 hour | TML; at 7000 Pa; ASTM E595-93 | 
| Mechanical Properties | Metric | English | Comments | 
|---|---|---|---|
| Hardness, Shore O | 16 | 16 | ASTM D2240-97 | 
| Tensile Strength | 207 MPa | 30000 psi | MD, supporting material; ASTM D882 | 
| Tensile Strength, Yield | 103 MPa | 15000 psi | F5, supporting material; ASTM D882 | 
| Elongation at Break | 150 % | 150 % | supporting material; ASTM D882 | 
| Tensile Modulus | 3.45 GPa | 500 ksi | MD, supporting material; ASTM D882 | 
| Compressive Yield Strength | 0.0579           MPa @Strain 25.0 % | 8.40           psi @Strain 25.0 % | Typical value, 0.2"/min. strain rate | 
| 0.0345 - 0.0827           MPa @Strain 25.0 % | 5.00 - 12.0           psi @Strain 25.0 % | Range, 0.2"/min. strain rate | |
| Coefficient of Friction, Dynamic | 0.40 | 0.40 | A/B, supporting material; ASTM D1894 | 
| Compression Set | 4.0 % @Temperature 23.0 °C | 4.0 % @Temperature 73.4 °F | ASTM D1667-90 Test D | 
| 10 % @Temperature 70.0 °C | 10 % @Temperature 158 °F | ASTM D3574-95 Test D | 
| Thermal Properties | Metric | English | Comments | 
|---|---|---|---|
| CTE, linear | 230 - 310 µm/m-°C | 128 - 172 µin/in-°F | |
| Maximum Service Temperature, Air | 70.0 °C | 158 °F | Constant use; SAE J-2236 | 
| 121 °C | 250 °F | Intermittent use; ASTM D746-98 | |
| Brittleness Temperature | -51.0 °C | -59.8 °F | ASTM D746-98 | 
| Shrinkage, MD | 1.2 % @Temperature 150 °C, Time 2340 sec | 1.2 % @Temperature 302 °F, Time 0.650 hour | supporting material | 
| Shrinkage, TD | 0.00 % @Temperature 150 °C, Time 2340 sec | 0.00 % @Temperature 302 °F, Time 0.650 hour | supporting material | 
| Optical Properties | Metric | English | Comments | 
|---|---|---|---|
| Transmission, Visible | 90 % | 90 % | clear; thickness not quantified | 
| Electrical Properties | Metric | English | Comments | 
|---|---|---|---|
| Volume Resistivity | 3.10e+11 ohm-cm | 3.10e+11 ohm-cm | ASTM D257-99 | 
| Dielectric Constant | 1.75 @Time 86400 sec | 1.75 @Time 24.0 hour | 50% RH; ASTM D150 | 
| Dielectric Strength | 1.97 kV/mm | 50.0 kV/in | ASTM D149-97a | 
| Dissipation Factor | 0.050 | 0.050 | ASTM D150-98 |