| About |
|---|
| Characteristics: Standard flow, minimal mould Application: Buttons and press in fasteners, Plumbing and hardware, Gears, Electronic parts, Automotive parts, Household, Bearing, Other injection parts. Also known as FORMOSACON&& |
| Product Description | |
|---|---|
| Supplier | fpc-tw |
| Generic | Copolymer Polyformaldehyde |
| Material Status | Commercial: Active |
| Features | Good liquidity,HB |
| Availabilitys | North America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.41 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 9.0 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD：3.0 mm | 1.8 to 2.2 | % | ASTM D955 |
| Water absorption rate | |||
| Equilibrium, 23 ℃, 69% RH | 0.22 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 64 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | ASTM D648 | ||
| 0.45 MPa, unannealed | 158 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed | 110 | ℃ | ASTM D648 |
| Vicat Softening Temp | 162 | ℃ | ASTM D1525 |
| Melting temperature | 165 | ℃ | DSC |
| Linear coefficient of thermal expansion | |||
| MD | 8.5E-5 | 1/℃ | ASTM D696 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+16 | ohms | ASTM D257 |
| Volume resistivity | |||
| 23℃ | 1.0E+14 | ohms·cm | ASTM D257 |
| Dielectric strength | |||
| 2 mm | 24 | kV/mm | ASTM D149 |
| Dielectric constant | IEC 60250 | ||
| 50 Hz | 3.80 | IEC 60250 | |
| 1 kHz | 3.80 | IEC 60250 | |
| 1 MHz | 3.80 | IEC 60250 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | ASTM D785 | ||
| M-level | 80 | ASTM D785 | |
| R-level | 115 | ASTM D785 | |
| tensile strength | |||
| yield | 60.8 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 60 | % | ASTM D638 |
| Bending modulus | 2550 | MPa | ASTM D790 |
| bending strength | 93.2 | MPa | ASTM D790 |
| compressive strength | ASTM D695 | ||
| 1% strain | 31.4 | MPa | ASTM D695 |
| 10% strain | 108 | MPa | ASTM D695 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 50%RH |
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