| Category | Polymer , Thermoset , Epoxy |
| Manufacturer | Park Electrochemical Corp. |
| Trade Name | Nelco® |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Park Electrochemical Nelco® N4350-13 RF Microwave Performance, Modified Epoxy.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.77 g/cc | 0.0639 lb/in³ | 50% Resin Content; Internal Method |
| Water Absorption | 0.10 % | 0.10 % | IPC-TM-650.2.6.2.1 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Peel Strength | 1.31 kN/m | 7.50 pli | after solder float; IPC-TM-650.2.4.8 |
| 1.42 kN/m | 8.10 pli | at elevated temperature; IPC-TM-650.2.4.8.2a | |
| 1.58 kN/m | 9.00 pli | after exposure to process solutions; IPC-TM-650.2.4.8 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 10.0 - 14.0 µm/m-°C @Temperature -40.0 - 125 °C |
5.56 - 7.78 µin/in-°F @Temperature -40.0 - 257 °F |
X/Y; IPC-TM-650.2.4.41 |
| Specific Heat Capacity | 1.21 J/g-°C | 0.290 BTU/lb-°F | ASTM E1461 |
| Thermal Conductivity | 0.350 W/m-K | 2.43 BTU-in/hr-ft²-°F | ASTM E1461 |
| Glass Transition Temp, Tg | 200 °C | 392 °F | TMA; IPC-TM-650.2.4.24c |
| 210 °C | 410 °F | DSC; IPC-TM-650.2.4.25c | |
| 240 °C | 464 °F | DMA (Tan d Peak); IPC-TM-650.2.4.24.3 | |
| Decomposition Temperature | 350 °C | 662 °F | 5% weight loss; TGA; IPC-TM-650.2.4.24.6 |
| Flammability, UL94 | V-0 | V-0 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 1.00e+13 ohm-cm | 1.00e+13 ohm-cm | E - 24/125; IPC-TM-650.2.5.17.1 |
| 1.00e+14 ohm-cm | 1.00e+14 ohm-cm | C - 96/35/90; IPC-TM-650.2.5.17.1 | |
| Surface Resistance | 1.00e+13 ohm | 1.00e+13 ohm | C - 96/35/90; IPC-TM-650.2.5.17.1 |
| 1.00e+13 ohm | 1.00e+13 ohm | E - 24/125; IPC-TM-650.2.5.17.1 | |
| Dielectric Constant | 3.5 @Frequency 1.00e+10 Hz |
3.5 @Frequency 1.00e+10 Hz |
Stripline; IPC-TM-650.2.5.5.5 |
| Dielectric Strength | 47.2 kV/mm | 1200 kV/in | IPC-TM-650.2.5.6.2 |
| 47.2 kV/mm | 1200 kV/in | IPC-TM-650.2.5.6.2 | |
| Dielectric Breakdown | >= 50000 V | >= 50000 V | IPC-TM-650.2.5.6 |
| >= 50000 V | >= 50000 V | IPC-TM-650.2.5.6 | |
| Dissipation Factor | 0.0065 @Frequency 1.00e+10 Hz |
0.0065 @Frequency 1.00e+10 Hz |
Stripline; IPC-TM-650.2.5.5.5 |
| Arc Resistance | 123 sec | 123 sec | IPC-TM-650.2.5.1 |
| 123 sec | 123 sec | IPC-TM-650.2.5.1 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Methylene Chloride Resistance (% Weight Change) | 0.7 | IPC-TM-650.2.3.4.3 |
| Pressure Cooker | Pass | 60 min then solder dip @288ºC until failure (max 10 min.); IPC-TM-650.2.6.16 (modified) |
| T260 (minutes) | >50 | IPC-TM-650.2.4.24.1 |
| T288 (minutes) | >8 | IPC-TM-650.2.4.24.1 |
| Z Axis Expansion (%) | 3.5 | 50ºC to 260ºC; IPC-TM-650.2.4.41 |