- Plastics
Makrolon® Rx2440
low viscosity; medical devices; suitable for sterilization with high-energy radiation in O2-free packaging
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About
Product Types
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Material
- Plastics
- Medical, Transparent
General Characterization
No data available
Storage Conditions
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Sampling
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Packaging Type
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Technical Properties & Datasheets
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Barrel Temperatures - Front | - | °C | 280 - 290 | |
| Barrel Temperatures - Middle | - | °C | 270 - 280 | |
| Barrel Temperatures - Nozzle | - | °C | 290 - 300 | |
| Barrel Temperatures - Rear | - | °C | 250 - 260 | |
| Dry Air Drying Temperature | - | °C | 120 | |
| Dry Air Drying Time | - | h | 2 - 3 | |
| Hold Pressure (% of injection pressure) | - | % | 50 - 75 | |
| Melt temperatures | - | °C | 280 - 320 | |
| 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 | 300 | |
| Vent Depth | - | mm | 0.025 - 0.075 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Coefficient of linear thermal expansion, normal | ISO 11359-1,-2 | 23 to 55 °C | 10^-4^/K | 0.65 |
| Coefficient of linear thermal expansion, parallel | ISO 11359-1,-2 | 23 to 55 °C | 10^-4^/K | 0.65 |
| Temperature of deflection under load | ISO 75-1,-2 | 0.45 MPa | °C | 132 |
| Temperature of deflection under load | ISO 75-1,-2 | 1.80 MPa | °C | 120 |
| Vicat softening temperature | ISO 306 | 50 N; 120 °C/h | °C | 140 |
| Vicat softening temperature | ISO 306 | 50 N; 50 °C/h | °C | 139 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Ball indentation hardness | ISO 2039-1 | N/mm² | 118 | |
| Charpy impact strength | ISO 179/1eU | 23 °C | kJ/m² | N |
| Charpy notched impact strength | ISO 21305/based on ISO 179/1eA | 23 °C/ 3 mm | kJ/m² | 70P |
| Flexural modulus | ISO 178 | 2 mm/min | MPa | 2400 |
| Flexural strain at flexural strength | ISO 178 | 2 mm/min | % | 7 |
| Flexural strength | ISO 178 | 2 mm/min | MPa | 100 |
| Flexural stress at 3.5 % strain | ISO 178 | 2 mm/min | MPa | 74 |
| Izod notched impact strength | ISO 21305/based on ISO 180/A | 23 °C/ 3 mm | kJ/m² | 60P |
| Nominal strain at break | ISO 527-1,-2 | 50 mm/min | % | > 50 |
| Puncture energy | ISO 6603-2 | -30 °C | J | 65 |
| Puncture energy | ISO 6603-2 | 23 °C | J | 55 |
| Puncture impact properties - maximum force | ISO 6603-2 | -30 °C | N | 6000 |
| Puncture impact properties - maximum force | ISO 6603-2 | 23 °C | N | 5100 |
| Strain at break | b.o. ISO 527-1,-2 | 50 mm/min | % | 120 |
| Stress at break | ISO 527-1,-2 | 50 mm/min | MPa | 70 |
| Tensile modulus | ISO 527-1,-2 | 1 mm/min | MPa | 2400 |
| Yield strain | ISO 527-1,-2 | 50 mm/min | % | 6.1 |
| Yield stress | ISO 527-1,-2 | 50 mm/min | MPa | 67 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Melt mass-flow rate | ISO 1133 | 300 °C/ 1.2 kg | g/10 min | 20 |
| Melt volume-flow rate | ISO 1133 | 300 °C/ 1.2 kg | cm³/10 min | 19 |
| Molding shrinkage, parallel/normal | b.o. ISO 2577 | Value range based on general practical experience | % | 0.5 - 0.7 |
| 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 |
|---|---|---|---|---|
| Density | ISO 1183-1 | kg/m³ | 1200 | |
| 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
