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- Sumitomo Bakelite North America RX® 643 Fiberglass Reinforced Phenolic
Sumitomo Bakelite North America RX® 643 Fiberglass Reinforced Phenolic
| Category | Polymer , Thermoset , Filled/Reinforced Thermoset , Phenolic , Phenolic, Resole, Glass Fiber Filled |
| Manufacturer | Sumitomo Bakelite North America |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Sumitomo Bakelite North America RX® 643 Fiberglass Reinforced Phenolic.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
RXÂ 643 is a fiberglass reinforced, ammonia-free, phenolic resole compound, with good dimensional stability and good strength at elevated temperatures. Meets ASTM D-5948 Type GPI-10.Information provided by Sumitomo Bak North America, Inc.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Bulk Density | 0.800 g/cc | 0.0289 lb/in³ | ASTM D1895 |
| Density | 1.75 g/cc | 0.0632 lb/in³ | ASTM D792 |
| Water Absorption | 0.050 % @Time 86400 sec |
0.050 % @Time 24.0 hour |
ASTM D570 |
| 0.30 % @Time 173000 sec |
0.30 % @Time 48.0 hour |
ASTM D570 | |
| Linear Mold Shrinkage | 0.0015 cm/cm | 0.0015 in/in | ASTM D955 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell E | 85 | 85 | ASTM D785 |
| Tensile Strength at Break | 96.0 MPa | 13900 psi | ASTM D638 |
| Flexural Strength | 186 MPa | 27000 psi | ASTM D790 |
| Flexural Modulus | 13.8 GPa | 2000 ksi | ASTM D790 |
| Compressive Strength | 234 MPa | 33900 psi | ASTM D695 |
| Izod Impact, Notched | 0.590 J/cm | 1.11 ft-lb/in | ASTM D256 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear, Parallel to Flow | 13.0 µm/m-°C | 7.22 µin/in-°F | ASTM E831 |
| Deflection Temperature at 1.8 MPa (264 psi) | 280 °C | 536 °F | As Molded; ASTM D648A |
| >= 282 °C | >= 540 °F | Post Baked; ASTM D648A |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Dielectric Strength | 11.4 kV/mm @Frequency 60.0 Hz |
290 kV/in @Frequency 60.0 Hz |
step-by-step, wet; ASTM D149 |
| 13.8 kV/mm @Frequency 60.0 Hz |
351 kV/in @Frequency 60.0 Hz |
short time, wet; ASTM D149 | |
| Arc Resistance | 135 sec | 135 sec | ASTM D495 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Color | Black | |
| Form | Granular | |
| Molding Method | Compression | |
| Injection | ||
| Transfer |
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