Makrolon® Ai2697
Polycarbonate; MVR (300 °C/1.2 kg) 12 cm³/10 min; medium viscosity; UV stabilized; easy release; available in opaque colors only
- Brand
- Makrolon
- Available in
- Europe Middle-East and Africa, Asia Pacific, Latin America, North America
Typical values
| Property | Value | Unit | Test method | Condition |
|---|---|---|---|---|
| All attributes | ||||
| Melt density | 1.055 | g/cm³ | ASTM D 1238 | |
| Thermal properties | ||||
| Temperature of Deflection under Load (HDT) | 136 | °C | ISO 75-1,-2 | 0.45 MPa |
| Temperature of Deflection under Load (HDT) | 124 | °C | ISO 75-1,-2 | 1.80 MPa |
| Vicat Softening Temperature | 143 | °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 |
| Rheological properties | ||||
| Melt Volume-flow Rate (MVR) | 12 | cm³/10 min | ISO 1133-1 | 300 °C/ 1.2 kg |
| Melt Mass-flow Rate (MFR) | 10 – 16.1 | g/10 min | ISO 1133-1 | 300 °C/ 1.2 kg |
| Molding Shrinkage, parallel | 0.65 | % | ISO 294-4 | 60x60x2 mm/ 500 bar |
| Molding Shrinkage, normal | 0.7 | % | ISO 294-4 | 60x60x2 mm/ 500 bar |
| Mechanical properties (23 °C; 50 % r. h.) | ||||
| Tensile Modulus | 2400 | MPa | ISO 527-1,-2 | 1 mm/min |
| Yield Stress | 64 | MPa | ISO 527-1,-2 | 50 mm/min |
| Yield Strain | 6 | % | ISO 527-1,-2 | 50 mm/min |
| Stress at Break | 65 | MPa | ISO 527-1,-2 | 50 mm/min |
| Strain at Break | 120 | % | b.o. ISO 527-1,-2 | 50 mm/min |
| Nominal Strain at Break | ≥ 50 | % | ISO 527-1,-2 | 50 mm/min |
| Flexural Modulus | 2350 | MPa | ISO 178 | 2 mm/min |
| Flexural Strength | 98 | MPa | ISO 178 | 2 mm/min |
| Flexural Stress at 3.5 % Flexural Strain | 74 | MPa | ISO 178 | 2 mm/min |
| Flexural Strain at Flexural Strength | 7 | % | ISO 178 | 2 mm/min |
| Izod Notched Impact Strength | 15 | kJ/m² | ISO 21305/based on ISO 180/A | -30 °C/ 3 mm |
| Izod Notched Impact Strength | 60 | kJ/m² | ISO 21305/based on ISO 180/A | 23 °C/ 3 mm |
| Other properties (23 °C) | ||||
| Density | 1200 | kg/m³ | ISO 1183-1 | |
| Processing conditions for test specimens | ||||
| Injection Molding - Melt Temperature | 290 | °C | ISO 294 | |
| Injection Molding - Mold Temperature | 80 | °C | ISO 294 | |
| Injection Molding - Injection Velocity | 200 | mm/s | ISO 294 | |
| 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 | |
| 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