| About |
|---|
| DELRIN 511P is another Homopolymer acetal from DuPont that offers enhanced crystallization characteristics. This higher level of crystallization helps to augment aspects of the physical properties such as fatigue strength, stiffness, and creep resistance. Good machinability High stiffness High fatigue strength High creep resistance Good wear properties Very good abrasion resistance&& |
| Product Description | |
|---|---|
| Supplier | Ensinger |
| Generic | Paraformaldehyde |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Good flexibility,Machinable,Fatigue resistance,Good wear resistance,Homopolymer |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.41 | g/cm³ | ASTM D792 |
| Water absorption rate | |||
| 23℃，24hr | 0.20 | % | |
| Saturation, 23 ℃ | 0.90 | % | |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 67 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 163 | ℃ | |
| 1.8 MPa, unannealed | 107 | ℃ | |
| Melting temperature | 178 | ℃ | |
| Linear coefficient of thermal expansion | |||
| MD | 1.2E-4 | 1/℃ | ASTM D696 |
| specific heat | 1460 | J/kg/℃ | ASTM C351 |
| Operating temperature | |||
| Intermittent | 149 | ℃ | |
| long-term | 85 | ℃ |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | > 1.0E+3 | ohms·cm | ASTM D257 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-level | 95 | ASTM D785 | |
| Tensile modulus | |||
| 23℃ | 3100 | MPa | ASTM D638 |
| tensile strength | |||
| Yield, 23 ℃ | 68.9 | MPa | ASTM D638 |
| Tensile strain | |||
| Yield, 23 ℃ | 18 | % | |
| Fracture, 23 ℃ | 25 | % | |
| Bending modulus | |||
| 23℃ | 3590 | MPa | ASTM D790 |
| bending strength | |||
| 23℃ | 110 | MPa | ASTM D790 |
| compressive strength | |||
| 10% strain, 23 ℃ | 114 | MPa | ASTM D695 |
| friction coefficient | |||
| dynamic | 0.35 | ||
| static state | 0.20 | ||
| Wear factor | 110 | 10^-8 mm³/N·m | ASTM D3702 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 40 PSI, 50 FPM |
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