| About |
|---|
| Quadrant EPP Delrin® AF Blend is an Acetal (POM) Homopolymer product. It can be processed by extrusion and is available in Latin America or North America. Characteristics include: Flame Rated Homopolymer&& |
| Product Description | |
|---|---|
| Supplier | Quadrant |
| Generic | Paraformaldehyde |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Good flexibility,Alkali resistant,Good Dimensional Stability,Ethanol tolerance,Low coefficient of friction,Machinable,Low smoothness,Good wear resistance,Hydrocarbons,HB |
| Availabilitys | North America |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.50 | g/cm³ | ASTM D792 |
| Water absorption rate | ASTM D570 | ||
| 24hr | 0.20 | % | ASTM D570 |
| saturated | 1.0 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 37 | J/m | ASTM D256-A |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 118 | ℃ | ASTM D648 |
| Maximum operating temperature | |||
| Long Term，Air | 82 | ℃ | |
| Crystallization peak temperature | |||
| DSC | 175 | ℃ | ASTM D3418 |
| Linear coefficient of thermal expansion | |||
| MD：-40~149℃ | 9.0E-5 | 1/℃ | ASTM E831 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+13 | ohms | Internal Method |
| Dielectric strength | 16 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 1 MHz | 3.10 | ASTM D150 | |
| Dissipation factor | |||
| 1 MHz | 0.010 | 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 | 0.291 | MPa·m/s | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 83 | ASTM D2240 | |
| Rockwell hardness | ASTM D785 | ||
| M-level | 85 | ASTM D785 | |
| R-level | 115 | ASTM D785 | |
| Tensile modulus | 3000 | MPa | ASTM D638 |
| tensile strength | |||
| limit | 55.2 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 15 | % | ASTM D638 |
| Bending modulus | 3070 | MPa | ASTM D790 |
| bending strength | |||
| yield | 82.7 | MPa | ASTM D790 |
| Compression modulus | 2410 | MPa | ASTM D695 |
| compressive strength | |||
| 10% strain | 110 | MPa | ASTM D695 |
| shear strength | 52.4 | MPa | ASTM D732 |
| friction coefficient | |||
| Steel – Static | 0.19 | Internal Method | |
| Wear factor | 120 | 10^-8 mm³/N·m | ASTM D3702 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Method A (Short-Time) |
| 3. 1-10, 1=Easier to Machine |
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