| About |
|---|
| Durez 23570 Black Phenolic is a glass and mineral filled two-stage, special purpose molding material. It is designed for high strength, good dimensional stability, and electrical properties even after long term exposure to elevated temperatures. It is designed to meet the requirements of Mil-M-14G, Type MFH. Typical uses are connectors, automotive transmission components, computer parts and brush holders.&& |
| Product Description | |
|---|---|
| Supplier | SBHPP |
| Generic | 酚醛树脂 |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Good Dimensional Stability,Good Electrical Properties,Antimicrobial properties,Halogen free,V-0 |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.77 | g/cm³ | ASTM D792 |
| Apparent density | 0.80 | g/cm³ | ASTM D1895 |
| Shrinkage rate | |||
| MD | 0.30 | % | ASTM D6289 |
| dimensional stability | 0.11 | % | MIL M-14 |
| Water absorption rate | |||
| balance | 0.050 | % | ASTM D570 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 17200 | MPa | ASTM D638 |
| tensile strength | 90.0 | MPa | ASTM D638 |
| bending strength | 124 | MPa | ASTM D790 |
| compressive strength | 248 | MPa | ASTM D695 |
| shear strength | |||
| — | 84.8 | MPa | |
| — | 62.7 | MPa | |
| Poisson’s ratio | 0.32 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Notched impact strength of cantilever beam | 27 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Linear coefficient of thermal expansion | |||
| MD：23~60℃ | 2.1E-5 | 1/℃ | |
| specific heat | 1170 | J/kg/℃ | |
| Thermal conductivity coefficient | 0.45 | W/m/K | |
| Relative temperature index | |||
| Electrical performance, 3.00 mm | 180 | ℃ | UL 746 |
| Hot deformation temperature | 204 | ℃ | ASTM D648 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.0E+12 | ohms·cm | ASTM D257 |
| Dielectric strength | ASTM D149 | ||
| — | 17 | kV/mm | ASTM D149 |
| — | 15 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 1 MHz | 5.50 | ASTM D150 | |
| Dissipation factor | |||
| 1 MHz | 0.010 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 1.50 mm | V-0 5VA | UL 94 | |
| 3.00 mm | V-0 | UL 94 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. after 16 hrs at 300°F |
| 3. Method A (Short-Time) |
| 4. Method B (Step-by-Step) |
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