Delrin® 520MP is a medium viscosity acetal homopolymer containing 20% PTFE Micropowder lubricant. It is designed for applications requiring low wear and friction against steel, itself, or other plastics.
| Original Document | Technical Datasheet(English) | |||
| Solutions | Gears | |||
| Resin ID | POM-SD20 | |||
| Features | Wear/Abrasion ResistanceLow Friction/WearLubricatedMedium viscosityHomopolymer | |||
| Additive | Release AgentLubricant | |||
| Appearance | Pellets/GranulesNatural Color | |||
| Processing | Injection | |||
| Technical Notes | Specific wear rate-Dynamic coefficient of friction(Different polymers)Specific wear rate-Dynamic coefficient of frictionSpecific wear rate-pressure and sliding velocityWear and Friction | |||
| Diagrams | Stress-strain(Yield)Secant modulus-strain(Yield) | |||
| Reinforced | 20% PTFE | |||
| Physical | Value/Unit(Sign in to View) | Test Standard | Test Condition |
|---|---|---|---|
Density/Specific Gravity | *** g/cm³ | ISO 1183 | |
Melt Mass Flow Rate(MFR) | |||
190℃/2.16 kg | *** g/10min | ISO 1133 | |
Mold Shrinkage | |||
Flow | *** % | ISO 294-4, 2577 | |
Across Flow | *** % | ISO 294-4, 2577 | |
| Mechanical | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Tensile Modulus | *** Mpa | ISO 527-1/-2 | |
Tensile Strength | |||
Yield | *** Mpa | ISO 527-1/-2 | |
Tensile Elongation | |||
Yield | *** % | ISO 527-1/-2 | |
Nominal Tensile Strain at Break | *** % | ISO 527-1/-2 | |
Flexural Modulus | *** Mpa | ISO 178 | |
Tensile Creep Modulus | |||
1h | *** Mpa | ISO 899-1 | |
1000h | *** Mpa | ISO 899-1 | |
Poisson Ratio | *** - | - | |
| Impact | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Charpy Notched Impact Strengh | |||
-30℃ (-22℉) | *** kJ/m² | ISO 179/1eA | |
23℃ (73℉) | *** kJ/m² | ISO 179/1eA | |
Charpy Unnotched Impact Strengh | |||
23℃ (73℉) | *** kJ/m² | ISO 179/1eU | |
Izod Notched Impact Strengh | |||
23℃ (73℉) | *** kJ/m² | ISO 180/1A | |
| Hardness | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Rockwell M | *** M | ISO 2039-2 | |
Rockwell R | *** R | ISO 2039-2 | |
| Thermal | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Heat Deflection Temperature(HDT) | |||
0.45 Mpa (66 psi)（4.6kg/cm²） | *** °C | ISO 75-1/-2 | |
1.8 Mpa (264 psi)（18.6kg/cm²） | *** °C | ISO 75-1/-2 | |
Relative Temperature Index(RTI), Imp | |||
1.5/1.6 mm | *** °C | UL 746B | |
3.0/3.2 mm | *** °C | UL 746B | |
Relative Temperature Index(RTI), Elec | |||
1.5/1.6 mm | *** °C | UL 746B | |
3.0/3.2 mm | *** °C | UL 746B | |
Relative Temperature Index(RTI), Str | |||
1.5/1.6 mm | *** °C | UL 746B | |
3.0/3.2 mm | *** °C | UL 746B | |
Coefficient of Linear Thermal Expansion | |||
Flow | *** E-6/K | ISO 11359-1/-2 | |
Flow | *** E-6/K | ISO 11359-1/-2 | -40-23°C |
Across Flow | *** E-6/K | ISO 11359-1/-2 | |
Across Flow | *** E-6/K | ISO 11359-1/-2 | -40-23°C |
Melt Temperature(Tm) | *** °C | ISO 11357-1/-3 | 10°C/min |
| Flammability | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Flame Rating | |||
HB | *** mm | UL94 | |
HB | *** mm | UL94 | |
HB | *** mm | IEC 60695-11-10 | |
HB | *** mm | IEC 60695-11-10 | |
FMVSS | *** - | FMVSS 302 | |
FMVSS | *** mm/min | FMVSS 302 | 1mm |
Burning Rate | *** mm/min | ISO 3795 | 1mm |
| Electrical | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Dielectric Constant(Permittivity) | |||
1MHz | *** - | IEC 62631-2-1 | |
Dissipation Factor | |||
1MHz | *** E-4 | IEC 62631-2-1 |
The information presented on this datasheet was acquired by AjiEng.com from the producer of the material. AjiEng.com makes substantial efforts to assure the accuracy of this data. However, AjiEng.com assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.
