| About |
|---|
| RX525® is a cellulose fiber reinforced phenolic novolac molding compound. This material is recommended for parts requiring moderate toughness. It is designed to meet the requirements of ASTM D-5948-96, Type CFG. (Replaces Military Specification MIL-M-14H.)&& |
| Product Description | |
|---|---|
| Supplier | SBHPP |
| Generic | 酚醛树脂 |
| Material Status | Commercial: Active |
| Features | Good flexibility,HB,V-0 |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.39 | g/cm³ | ASTM D792 |
| Apparent density | 0.50 | g/cm³ | ASTM D1895 |
| Shrinkage rate | |||
| MD | 0.20 | % | ASTM D955 |
| Water absorption rate | |||
| 48hr | 1.7 | % | ASTM D570 |
| 24hr | 0.30 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 35 | J/m | ASTM D256-A |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 165 | ℃ | ASTM D648-A |
| Linear coefficient of thermal expansion | ASTM E831 | ||
| MD | 4.3E-5 | 1/℃ | ASTM E831 |
| TD | 5.2E-5 | 1/℃ | ASTM E831 |
| Thermal conductivity coefficient | 0.54 | W/m/K | ASTM C518 |
| Relative temperature index | 150 | ℃ | UL 746 |
| Electrical performance | 150 | ℃ | UL 746 |
| Impact mechanical performance | 150 | ℃ | UL 746 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric strength | ASTM D149 | ||
| — | 2.0 | kV/mm | ASTM D149 |
| — | 1.0 | kV/mm | ASTM D149 |
| Arc resistance | 70.0 | sec | ASTM D495 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 1.60 mm | HB | UL 94 | |
| 3.20 mm | V-0 | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| E-level | 75 | ASTM D785 | |
| tensile strength | 41.0 | MPa | ASTM D638 |
| Bending modulus | 8300 | MPa | ASTM D790 |
| bending strength | 69.0 | MPa | ASTM D790 |
| compressive strength | 169 | MPa | ASTM D695 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Dry, 60 Hz |
| 3. Method A (Short-Time) |
| 4. Method B (Step-by-Step) |
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