| About |
|---|
| SEMITRON® ESd 225 is an Acetal (POM) Copolymer product. It can be processed by extrusion and is available in Latin America or North America. Characteristics include: Flame Rated Conductive&& |
| Product Description | |
|---|---|
| Supplier | Quadrant |
| Generic | Copolymer Polyformaldehyde |
| Material Status | Commercial: Active |
| Features | Conductive |
| Availabilitys | North America,Latin America |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.33 | g/cm³ | ASTM D792 |
| Water absorption rate | |||
| 24hr | 0.020 | % | |
| saturated | 0.080 | % | |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 80 | J/m | ASTM D256-A |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 107 | ℃ | ASTM D648 |
| Melting peak temperature | 160 | ℃ | ASTM D3418 |
| Linear coefficient of thermal expansion | |||
| MD：-40~149℃ | 1.7E-4 | 1/℃ | ASTM E831 |
| Maximum operating temperature | |||
| Air，Long Term | 82 | ℃ |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+9 to 1.0E+10 | ohms | ESD S11.11 |
| Dielectric constant | |||
| 1 MHz | 4.31 | ASTM D150 | |
| Dissipation factor | |||
| 1 MHz | 0.036 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 3.20 mm | HB | UL 94 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Pressure limiting speed | |||
| 4：1 safety factor | 0.0701 | MPa·m/s | Internal Method |
| Machinability | 1.00 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 76 | ASTM D2240 | |
| Rockwell hardness | |||
| M-level | 50 | ||
| R-level | 108 | ||
| Tensile modulus | 1380 | MPa | ASTM D638 |
| tensile strength | |||
| — | 37.2 | MPa | |
| 65℃ | 27.6 | MPa | |
| Tensile strain | |||
| fracture | 0.15 | % | ASTM D638 |
| Bending modulus | 1520 | MPa | ASTM D790 |
| bending strength | 50.3 | MPa | ASTM D790 |
| Compression modulus | 1210 | MPa | ASTM D695 |
| compressive strength | |||
| 10% strain | 55.2 | MPa | ASTM D695 |
| shear strength | 41.4 | MPa | ASTM D732 |
| friction coefficient | |||
| Steel – Dynamic | 0.29 | Internal Method | |
| Wear factor | 60 | 10^-8 mm³/N·m | Internal Method |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 1-10, 1=Easier to Machine |
| 【 Disclaimer 】 Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials. |