Sumitomo Bakelite North America EM 7302 Hardware Grade Epoxy
| Manufacturer | Sumitomo Bakelite North America |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
Description
Material Notes:
Long fiberglass reinforced epoxy molding compound which features high strength and toughness for structural components. This compound is designed for applications requiring Mil-M-46069 certification.Information provided by Vyncolit, a Sumitomo Bak Group
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.85 g/cc | 0.0668 lb/in³ | Relative Density; ASTM D792 |
| Linear Mold Shrinkage | 0.0010 cm/cm | 0.0010 in/in | Compression Molding; ASTM D955 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell M | 105 | 105 | ASTM D2583 |
| Tensile Strength at Break | 138 MPa | 20000 psi | ASTM D638 |
| Flexural Strength | 345 MPa | 50000 psi | At Rupture; ASTM D790 |
| Flexural Modulus | 24.0 GPa | 3480 ksi | ASTM D790 |
| Compressive Strength | 255 MPa | 37000 psi | ASTM D695 |
| Izod Impact, Notched | 16.0 J/cm | 30.0 ft-lb/in | ASTM D256 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear, Parallel to Flow | 12.0 µm/m-°C
@Temperature 20.0 °C
|
6.67 µin/in-°F
@Temperature 68.0 °F
|
ASTM E-831 |
| Thermal Conductivity | 0.420 W/m-K | 2.91 BTU-in/hr-ft²-°F | ASTM C-518 |
| Deflection Temperature at 1.8 MPa (264 psi) | >= 250 °C | >= 482 °F | Post Baked; ASTM D648A |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Dielectric Constant | 5.8
@Frequency 1e+6 Hz
|
5.8
@Frequency 1e+6 Hz
|
Dry; ASTM D150 |
| Dielectric Strength | 12.8 kV/mm | 325 kV/in | 60Hz, Step-by-Step, wet; ASTM D149 |
| Dissipation Factor | 0.017
@Frequency 1e+6 Hz
|
0.017
@Frequency 1e+6 Hz
|
Dry; ASTM D150 |
| Arc Resistance | 120 sec | 120 sec | ASTM D495 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Color | Black, Natural | |
| Form | Coarse Flake – 1/2″ Chop | |
| Main Filler | Glass Fiber | |
| Molding Method | Compression, transfer |
