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Cotronics 4420 One-Part Epoxy
| Category | Polymer , Thermoset , Epoxy |
| Manufacturer | Cotronics |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Cotronics 4420 One-Part Epoxy.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.20 g/cc | 0.0434 lb/in³ | |
| Moisture Absorption at Equilibrium | 0.50 % | 0.50 % |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore D | 75 | 75 | |
| Tensile Strength, Ultimate | 48.3 MPa | 7000 psi | |
| Elongation at Break | 1.5 % | 1.5 % |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 45.0 µm/m-°C @Temperature 20.0 °C |
25.0 µin/in-°F @Temperature 68.0 °F |
|
| Thermal Conductivity | 1.15 W/m-K | 8.00 BTU-in/hr-ft²-°F | |
| Maximum Service Temperature, Air | 232 °C | 450 °F | |
| Shrinkage | 0.30 % | 0.30 % |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 1.00e+10 ohm-cm | 1.00e+10 ohm-cm | |
| Dielectric Strength | 15.7 kV/mm | 400 kV/in |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Cure Time | 30.0 min @Temperature 121 °C |
0.500 hour @Temperature 250 °F |
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