Makrolon® Rx1851
Polycarbonate; MVR (300 °C/1.2 kg) 23 cm³/10 min; low viscosity; easy release
- Brand
- Makrolon
- Available in
- Europe Middle-East and Africa, Latin America, North America, Asia Pacific
Typical values
| Property | Value | Unit | Test method | Condition |
|---|---|---|---|---|
| All attributes | ||||
| Melt Mass-flow Rate (MFR) | 24 | g/10 min | ISO 1133 | 300 °C/1.2 kg |
| Bulk Density | 660 | g/cm³ | ISO 60 | Pellets |
| Thermal properties | ||||
| Temperature of Deflection under Load (HDT) | 134 | °C | ISO 75-1,-2 | 0.45 MPa |
| Temperature of Deflection under Load (HDT) | 121 | °C | ISO 75-1,-2 | 1.80 MPa |
| Vicat Softening Temperature | 142 | °C | ISO 306 | 50 N; 120 °C/h |
| Vicat Softening Temperature | 141 | °C | ISO 306 | 50 N; 50 °C/h |
| Coefficient of Linear Thermal Expansion (CLTE), parallel | 0.65 | 10⁻⁴/K | ISO 11359-1,-2 | 23 to 55 °C |
| Coefficient of Linear Thermal Expansion (CLTE), normal | 0.65 | 10⁻⁴/K | ISO 11359-1,-2 | 23 to 55 °C |
| Oxygen Index | 27 | % | ISO 4589-2 | Method A |
| Thermal Conductivity, through-plane | 0.2 | W/(m·K) | ISO 8302 | 23 °C; 50 % r. h. |
| Resistance to Heat (Ball Pressure Test, BPT) | 135 | °C | IEC 60695-10-2 | |
| Flash-ignition Temperature | 480 | °C | ASTM D1929 | |
| Spontaneous-Ignition Temperature | 550 | °C | ASTM D1929 | |
| Rheological properties | ||||
| Melt Volume-flow Rate (MVR) | 23 | cm³/10 min | ISO 1133-1 | 300 °C/1.2 kg |
| Melt Mass-flow Rate (MFR) | 24 | g/10 min | ISO 1133-1 | 300 °C/1.2 kg |
| Molding Shrinkage, parallel | 0.7 | % | ISO 294-4 | 60×60×2 mm; 280 °C; MT 80 °C; 500 bar |
| Molding Shrinkage, normal | 0.7 | % | ISO 294-4 | 60×60×2 mm; 280 °C; MT 80 °C; 500 bar |
| Molding Shrinkage, parallel/normal | 0.5 – 0.7 | % | b. o. ISO 2577 | Value range based on general practical experience |
| Mechanical properties (23 °C; 50 % r. h.) | ||||
| Tensile Modulus | 2400 | MPa | ISO 527-1,-2 | 1 mm/min |
| Yield Stress | ≥ 50 | MPa | ISO 527-1,-2 | 5 mm/min |
| Yield Stress | 65 | MPa | ISO 527-1,-2 | 50 mm/min |
| Yield Strain | 6 | % | ISO 527-1,-2 | 50 mm/min |
| Stress at Break | 70 | MPa | ISO 527-1,-2 | 50 mm/min |
| Strain at Break | 120 | % | b. o. ISO 527-1,-2 | 50 mm/min |
| Flexural Modulus | 2400 | MPa | ISO 178 | 2 mm/min |
| Flexural Strength | 98 | MPa | ISO 178 | 2 mm/min |
| Flexural Stress at 3.5 % Flexural Strain | 76 | MPa | ISO 178 | 2 mm/min |
| Flexural Strain at Flexural Strength | 6.8 | % | ISO 178 | 2 mm/min |
| Izod Notched Impact Strength | 12 | kJ/m² | -30 °C; 3 mm | |
| Izod Notched Impact Strength | 65 | kJ/m² | 23 °C; 3 mm | |
| Izod Notched Impact Strength | 12 | kJ/m² | ISO 21305/b. o. ISO 180/A | -30 °C; 3 mm |
| Izod Notched Impact Strength | 65 | kJ/m² | ISO 21305/b. o. ISO 180/A | 23 °C; 3 mm |
| Puncture Impact Behavior - Maximum Force | 6200 | N | ISO 6603-2 | -30 °C |
| Puncture Impact Behavior - Maximum Force | 5200 | N | ISO 6603-2 | 23 °C |
| Puncture Impact Behavior - Puncture Energy | 65 | J | ISO 6603-2 | -30 °C |
| Puncture Impact Behavior - Puncture Energy | 55 | J | ISO 6603-2 | 23 °C |
| Ball Indentation Hardness | 117 | N/mm² | ISO 2039-1 | |
| Other properties (23 °C) | ||||
| Water Absorption (Saturation Value) | 0.3 | % | ISO 62 | Water at 23 °C |
| Water Absorption (Equilibrium Value) | 0.12 | % | ISO 62 | 23 °C; 50 % r. h. |
| Density | 1200 | kg/m³ | ISO 1183-1 | |
| Processing conditions for test specimens | ||||
| Injection Molding - Melt Temperature | 280 | °C | ISO 294-1 | |
| Injection Molding - Mold Temperature | 80 | °C | ISO 294-1 | |
| Injection Molding - Injection Velocity | 200 | mm/s | ISO 294-1 | |
| Recommended processing and drying conditions | ||||
| Dry Air Drying Temperature | 120 | °C | ||
| Dry Air Drying Time | 2 – 3 | h | ||
| Moisture Content max. (%) | 0 – 0.02 | % | ||
| Melt Temperatures | 280 – 320 | °C | ||
| Standard Melt Temperature | 300 | °C | ||
| Barrel Temperatures | 290 – 300 | °C | Nozzle | |
| Barrel Temperatures | 280 – 290 | °C | Front | |
| Barrel Temperatures | 270 – 280 | °C | Middle | |
| Barrel Temperatures | 250 – 260 | °C | Rear | |
| Barrel Temperatures | 290 – 260 | °C | ||
| Mold Temperatures | 80 – 120 | °C | ||
| Hold Pressure (% of Injection Pressure) | 50 – 75 | % | ||
| Plastic Back Pressure (specific) | 50 – 150 | bar | ||
| Peripheral Screw Speed | 0.05 – 0.2 | m/s | ||
| Shot-to-Cylinder Size | 30 – 70 | % | ||
| Vent Depth | 0.025 – 0.075 | mm | ||
Documents
- Technical Data Sheet
- Safety Data Sheet