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LEXAN™ ML7681 resin
| Category: | PC , Polycarbonate |
| Manufacturer: | SABIC Innovative Plastics Asia Pacific |
| Trademark: | LEXAN™ |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | rLwS4m_LEXAN-ML7681-resin.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Polycarbonate with high flow, good processability, good impact and thermal properties, non-Chlorine and non-Bromine flame retardant, UL rated V-0 and V-1. Available in limited translucent colors only. |
| General Information | |
|---|---|
| Features |
|
| Appearance |
|
| Processing Method |
|
| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 1.19 | g/cm³ | ASTM D792, ISO 1183 |
| Melt Mass-Flow Rate (MFR) (300°C/1.2 kg) | 25 | g/10 min | ASTM D1238 |
| Melt Volume-Flow Rate (MVR) (300°C/1.2 kg) | 24.0 | cm³/10min | ISO 1133 |
| Molding Shrinkage | Internal Method | ||
| Flow : 3.20 mm | 0.60 to 0.80 | % | |
| Across Flow : 3.20 mm | 0.60 to 0.80 | % | |
| Water Absorption | ISO 62 | ||
| Saturation, 23°C | 0.24 | % | |
| Equilibrium, 23°C, 50% RH | 0.090 | % |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Modulus | |||
| -- 1 | 2250 | MPa | ASTM D638 |
| -- | 2200 | MPa | ISO 527-2/1 |
| Tensile Strength | |||
| Yield 2 | 53.0 | MPa | ASTM D638 |
| Yield | 52.0 | MPa | ISO 527-2/50 |
| Break 3 | 54.0 | MPa | ASTM D638 |
| Break | 51.0 | MPa | ISO 527-2/50 |
| Tensile Elongation | |||
| Yield 4 | 6.0 | % | ASTM D638 |
| Yield | 5.8 | % | ISO 527-2/50 |
| Break 5 | 100 | % | ASTM D638 |
| Break | 98 | % | ISO 527-2/50 |
| Flexural Modulus | |||
| 50.0 mm Span 6 | 2200 | MPa | ASTM D790 |
| -- 7 | 2300 | MPa | ISO 178 |
| Flexural Stress | |||
| -- | 93.0 | MPa | ISO 178 |
| Yield, 50.0 mm Span 8 | 95.0 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact | |||
| -30°C | 230 | J/m | ASTM D256 |
| 23°C | 710 | J/m | ASTM D256 |
| -30°C 9 | 21 | kJ/m² | ISO 180/1A |
| 23°C 10 | 58 | kJ/m² | ISO 180/1A |
| Unnotched Izod Impact Strength 11 | ISO 180/1U | ||
| -30°C | 180 | kJ/m² | |
| 23°C | 180 | kJ/m² | |
| Instrumented Dart Impact (23°C, Total Energy) | 65.0 | J | ASTM D3763 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load (1.8 MPa, Unannealed, 3.20 mm) | 120 | °C | ASTM D648 |
| Vicat Softening Temperature | |||
| -- | 136 | °C | ASTM D1525 12 |
| -- | 137 | °C | ISO 306/B50 |
| -- | 138 | °C | ISO 306/B120 |
| Ball Pressure Test (125°C) | Pass | IEC 60695-10-2 | |
| CLTE | |||
| Flow : -40 to 40°C | 7.1E-5 | cm/cm/°C | ASTM E831 |
| Flow : 23 to 80°C | 6.8E-5 | cm/cm/°C | ISO 11359-2 |
| Transverse : -40 to 40°C | 6.9E-5 | cm/cm/°C | ASTM E831 |
| Transverse : 23 to 80°C | 6.9E-5 | cm/cm/°C | ISO 11359-2 |
| Electrical | Nominal Value | Test Method | |
|---|---|---|---|
| Comparative Tracking Index (CTI) | PLC 3 | UL 746 |
| Flammability | Nominal Value | Test Method | |
|---|---|---|---|
| Flame Rating | UL 94 | ||
| 1.00 mm | V-1 | ||
| 1.20 mm | V-0 |
| Injection | Nominal Value | Unit | |
|---|---|---|---|
| Drying Temperature | 121 | °C | |
| Drying Time | 3.0 to 4.0 | hr | |
| Drying Time, Maximum | 48 | hr | |
| Suggested Max Moisture | 0.020 | % | |
| Suggested Shot Size | 40 to 60 | % | |
| Rear Temperature | 249 to 271 | °C | |
| Middle Temperature | 260 to 282 | °C | |
| Front Temperature | 271 to 293 | °C | |
| Nozzle Temperature | 266 to 288 | °C | |
| Processing (Melt) Temp | 271 to 293 | °C | |
| Mold Temperature | 71.1 to 93.3 | °C | |
| Back Pressure | 0.345 to 0.689 | MPa | |
| Screw Speed | 40 to 70 | rpm | |
| Vent Depth | 0.025 to 0.076 | mm |
| Note Message | |
|---|---|
| 1 . | 50 mm/min |
| 2 . | Type I, 50 mm/min |
| 3 . | Type I, 50 mm/min |
| 4 . | Type I, 50 mm/min |
| 5 . | Type I, 50 mm/min |
| 6 . | 1.3 mm/min |
| 7 . | 2.0 mm/min |
| 8 . | 1.3 mm/min |
| 9 . | 80*10*3 |
| 10 . | 80*10*3 |
| 11 . | 80*10*3 |
| 12 . | Rate B (120°C/h), Loading 2 (50 N) |
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