| Category | Polymer |
| Manufacturer | Rogers Corporation |
| Trade Name | Ultralam® |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Rogers Corporation Ultralam® 3908 Liquid Crystalline Polymer Circuit Material.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Water Absorption | 0.040 % @Time 86400 sec |
0.040 % @Time 24.0 hour |
IPC 2.6.2 |
| Thickness | 25.4 - 50.8 microns | 1.00 - 2.00 mil | 10% tolerance for variation |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength | 214 MPa | 31000 psi | IPC 2.4.19 |
| Tensile Modulus | 2.45 GPa | 355 ksi | IPC 2.4.19 |
| Tear Strength Test | >= 1.4 | >= 1.4 | kg; IPC 2.4.16 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 17.0 µm/m-°C @Temperature 30.0 - 150 °C |
9.44 µin/in-°F @Temperature 86.0 - 302 °F |
X-, Y-Direction; IPC 2.4.41.3 |
| 150 µm/m-°C @Temperature 30.0 - 150 °C |
83.3 µin/in-°F @Temperature 86.0 - 302 °F |
Z-Direction; IPC 2.4.41.3 | |
| Melting Point | 280 °C | 536 °F | DSC |
| Maximum Service Temperature, Air | >= 240 °C | >= 464 °F | UL RTI |
| UL RTI, Mechanical without Impact | 190 °C | 374 °F | |
| Flammability, UL94 | V-0 | V-0 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 2.60e+20 ohm-cm | 2.60e+20 ohm-cm | IPC 2.5.17.1 |
| Surface Resistance | 1.20e+18 ohm | 1.20e+18 ohm | IPC 2.5.17.1 |
| Dielectric Constant | 2.9 @Frequency 1.00e+10 Hz |
2.9 @Frequency 1.00e+10 Hz |
IPC-TM-650 2.5.5.5.1 |
| Dielectric Strength | 118 kV/mm | 3000 kV/in | ASTM D149 |
| Dissipation Factor | 0.0025 @Frequency 1.00e+10 Hz |
0.0025 @Frequency 1.00e+10 Hz |
IPC-TM-650 2.5.5.5.1 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Chemical Resistance | 98.7 percent | IPC 2.3.4.2 |
| Coefficient of Hygroscopic Expansion | 4 ppm/%RH | 60°C |
| Dimensional Stability | < 0.1% | MD; IPC 2.2.4 method B |
| < 0.1% | TD; IPC 2.2.4 method B | |
| Solder Float | pass | IPC 2.4.13, Method B; 288°C |