Delrin® 300TE is a toughened medium-high viscosity acetal homopolymer for injection molding with very low VOC emissions for applications in automotive interiors.
Polymer Name: Polyacetal Homopolymer (POM)
Processing Methods: Injection Molding, Extrusion
Additives Included: Mold Release Agent, Lubricant (Unspecified)
Flexural Modulus: 2000.0 MPa
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Delrin® 300TE BK602 Features & Benefits
Product Highlights
• Toughened, medium-high viscosity
• Very good balance of melt flow and impact properties
• Low noise properties
Applications & Uses
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Plastics & Elastomers End Uses
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Properties
Mechanical Properties
| Value | Units | Test Method / Conditions | |
| Tensile Modulus | 2000 | MPa | ISO 527-1/-2 |
| Yield Stress | 54 | MPa | ISO 527-1/-2 |
| Yield Strain | 20 | % | ISO 527-1/-2 |
| Flexural Modulus | 2000 | MPa | ISO 178 |
| Nominal Strain (at Break) | 35 | % | ISO 527-1/-2 |
| Poisson's Ratio | 0.4 | - | - |
| Flexural Stress (at 3.5%) | 55 | MPa | ISO 178 |
| Notched Charpy Impact Strength (at 23°C) | 15 | kJ/m² | ISO 179/1eA |
| Notched Charpy Impact Strength (at -30°C) | 8 | kJ/m² | ISO 179/1eA |
| Hardness (Rockwell Scale M) | 69 | - | ISO 2039-2 |
| Hardness (Rockwell Scale R) | 116 | - | ISO 2039-2 |
Typical Properties
| Value | Units | Test Method / Conditions | |
| Resin Identification | POM-I | - | ISO 1043 |
Thermal Properties
| Value | Units | Test Method / Conditions | |
| Temperature of Deflection Under Load (1.8 Mpa) | 78 | °C | ISO 75-1/-2 |
| Temperature of Deflection Under Load (0.45 Mpa) | 136 | °C | ISO 75-1/-2 |
| Vicat Softening Temperature (at 50°C/H 10N) | 172 | °C | ISO 306 |
| Coefficient of Linear Thermal Expansion (Parallel) | 110 | E-6/K | ISO 11359-1/-2 |
| Coefficient of Linear Thermal Expansion (Normal) | 120 | E-6/K | ISO 11359-1/-2 |
Flammability
| Value | Units | Test Method / Conditions | |
| FMVSS Class | B | - | ISO 3795 (FMVSS 302) |
| Burning Rate (at 1mm Thickness) ¹ | 57 | mm/min | ISO 3795 (FMVSS 302) |
Other Properties
| Value | Units | Test Method / Conditions | |
| Density | 1370 | kg/m³ | ISO 1183 |
| Density of Melt | 1150 | kg/m³ | - |
Processing Information (Extrusion)
| Value | Units | Test Method / Conditions | |
| Melt Temperature Range | 195 - 205 | °C | - |
| Melt Temperature (Optimum) | 200 | °C | - |
| Drying Time (Dehumidified Dryer) | 2 - 4 | h | - |
| Drying Temperature | 75 - 85 | °C | - |
| Processing Moisture Content | max. 0.05 | % | - |
Processing Information (Injection Molding)
| Value | Units | Test Method / Conditions | |
| Drying Temperature | 80 | °C | - |
| Drying Recommended | yes | - | - |
| Drying Time (Dehumidified Dryer) | 4 - 8 | h | - |
| Processing Moisture Content | max. 0.05 | % | - |
| Hold Pressure Range | 60 - 80 | MPa | - |
| Hold Pressure Time | 7.5 | s/mm | - |
| Annealing Temperature | 160 | °C | - |
| Melt Temperature (Optimum) | 205 | °C | - |
| Melt Temperature (Minimum) | 200 | °C | - |
| Melt Temperature (Maximum) | 210 | °C | - |
| Maximum Screw Tangential Speed | 0.2 | m/s | - |
| Mold Temperature (Optimum) | 50 | °C | - |
| Mold Temperature (Minimum) | 40 | °C | - |
| Mold Temperature (Maximum) | 60 | °C | - |
| Annealing Time (Optional) | 30 | min/mm | - |
VDA Properties
| Value | Units | Test Method / Conditions | |
| Emissions | max. 2 | mg/kg | VDA 275 |
Rheological Properties
| Value | Units | Test Method / Conditions | |
| Melt Mass Flow Rate (at 190°C, 2.16 kg) | 6 | g/10min | ISO 1133 |
| Mold Shrinkage (Parallel) | 1.3 | % | ISO 294-4, 2577 |
| Mold Shrinkage (Normal) | 1.5 | % | ISO 294-4, 2577 |
Note
- [1]: 2mm
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Shear Stress vs Shear Rate
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Delrin® 300TE BK602
DuPont