- Plastics
Makrolon® LED2245 EL
MVR (300 °C/1.2 kg) 34 cm³/10 min; low viscosity; easy release; edge lighting material for light guides and optical parts
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About
Product Types
- Polycarbonate
Material
- Plastics
- Transparent, Optical quality
General Characterization
No data available
Storage Conditions
No data available
Sampling
No data available
Packaging Type
No data available
Technical Properties & Datasheets
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Barrel Temperatures - Front | - | °C | 260 - 270 | |
| Barrel Temperatures - Middle | - | °C | 250 - 260 | |
| Barrel Temperatures - Nozzle | - | °C | 260 - 270 | |
| Barrel Temperatures - Rear | - | °C | 230 - 240 | |
| Dry Air Drying Temperature | - | °C | 120 | |
| Dry Air Drying Time | - | h | 2 - 3 | |
| Hold Pressure (% of injection pressure) | - | % | 50 - 75 | |
| Melt temperatures | - | °C | 250 - 300 | |
| Moisture Content max. (%) | - | % | <=0.02 | |
| Mold Temperatures | - | °C | 80 - 120 | |
| Peripheral Screw Speed | - | m/s | 0.05 - 0.2 | |
| Plastic Back Pressure (specific) | - | bar | 50 - 150 | |
| Shot-to-Cylinder Size | - | % | 30 - 70 | |
| Standard Melt temperature | - | °C | 270 | |
| Vent Depth | - | mm | 0.025 - 0.075 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Glass transition temperature | ISO 11357-1,-2 | 10 °C/min | °C | 145 |
| Oxygen index | ISO 4589-2 | Method A | % | 28 |
| Temperature of deflection under load | ISO 75-1,-2 | 0.45 MPa | °C | 138 |
| Temperature of deflection under load | ISO 75-1,-2 | 1.80 MPa | °C | 125 |
| Vicat softening temperature | ISO 306 | 50 N; 120 °C/h | °C | 146 |
| Vicat softening temperature | ISO 306 | 50 N; 50 °C/h | °C | 145 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Charpy impact strength | ISO 179/1eU | -30 °C | kJ/m² | N |
| Charpy notched impact strength | ISO 21305/based on ISO 179/1eA | -30 °C/ 3 mm | kJ/m² | 15C |
| Charpy notched impact strength | ISO 21305/based on ISO 179/1eA | 23 °C/ 3 mm | kJ/m² | 60P |
| Izod notched impact strength | ISO 21305/based on ISO 180/A | 23 °C/ 3 mm | kJ/m² | 55P |
| Izod notched impact strength | ISO 21305/based on ISO 180/A | -20 °C/ 3 mm | kJ/m² | 13C |
| Nominal strain at break | ISO 527-1,-2 | 50 mm/min | % | > 50 |
| Puncture energy | ISO 6603-2 | -30 °C | J | 55 |
| Puncture energy | ISO 6603-2 | 23 °C | J | 50 |
| Puncture impact properties - maximum force | ISO 6603-2 | -30 °C | N | 5900 |
| Puncture impact properties - maximum force | ISO 6603-2 | 23 °C | N | 4900 |
| Strain at break | b.o. ISO 527-1,-2 | 50 mm/min | % | 125 |
| Stress at break | ISO 527-1,-2 | 50 mm/min | MPa | 60 |
| Tensile modulus | ISO 527-1,-2 | 1 mm/min | MPa | 2200 |
| Yield strain | ISO 527-1,-2 | 50 mm/min | % | 6 |
| Yield stress | ISO 527-1,-2 | 50 mm/min | MPa | 63 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Luminous transmittance (clear transparent materials) | ISO 13468-2 | 4 mm | % | >85 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Melt volume-flow rate | ISO 1133 | 300 °C/ 1.2 kg | cm³/10 min | 34 |
| Molding shrinkage, normal | ISO 294-4 | 60x60x2 mm³/ 500 bar | % | 0.7 |
| Molding shrinkage, parallel | ISO 294-4 | 60x60x2 mm³/ 500 bar | % | 0.69 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Injection molding - Injection velocity | ISO 294 | mm/s | 200 | |
| Injection molding - Melt temperature | ISO 294 | °C | 280 | |
| Injection molding - Mold temperature | ISO 294 | °C | 80 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Bulk density | ISO 60 | Pellets | kg/m³ | 660 |
| Density | ISO 1183-1 | kg/m³ | 1190 | |
| Water absorption (equilibrium value) | ISO 62 | 23 °C; 50 % r. h. | % | 0.12 |
| Water absorption (saturation value) | ISO 62 | Water at 23 °C | % | 0.3 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
