| About |
|---|
| LEXAN ML7667 specialty polycarbonate (PC) resin is a 9% GF reinforced, UV stabilized, flame retarded injection molding grade. This medium flow specialty PC resin combines UL94 V0 @ 1.5mm, 5VB @ 3.0mm flame retardancy based on non-chlorine, non-bromine FR agents with excellent processability, improved release performance and good impact performance. This product is available in limited opaque colors only and may be an excellent candidate for a broad range of applications, i.e. electrical and electronic enclosure applications.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,Excellent Processability,High impact resistance,Halogen free,Good stripping performance,Flame Characteristics,HB,V-0,5VB |
| Availabilitys | North America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.26 | g/cm³ | ASTM D792 |
| Density | 1.26 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 300℃，1.20kg | 9.0 | g/10min | ASTM D1238 |
| Melt Volume Rate | |||
| 300℃，1.2 kg | 8.00 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.20 to 0.60 | % | Internal Method |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.15 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 0.40 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 3500 | MPa | ASTM D638 |
| Tensile modulus | 3600 | MPa | ISO 527-1-2 |
| tensile strength | |||
| fracture | 44.0 | MPa | ASTM D638 |
| fracture | 46.0 | MPa | ISO 527-2/5 |
| yield | 54.0 | MPa | ISO 527-2/5 |
| yield | 55.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 13 | % | ISO 527-2/5 |
| fracture | 15 | % | ASTM D638 |
| yield | 4.4 | % | ASTM D638 |
| yield | 4.4 | % | ISO 527-2/5 |
| Bending modulus | 3400 | MPa | ISO 178 |
| 50 mm span | 3150 | MPa | ASTM D790 |
| bending strength | 96.0 | MPa | ISO 178 |
| bending strength | |||
| Yield, 50 mm span | 97.0 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179/1eA | ||
| -30℃ | 15 | kJ/m² | ISO 179/1eA |
| 23℃ | 25 | kJ/m² | ISO 179/1eA |
| Charpy Unnotch Impact strength | ISO 179/1eU | ||
| -30℃ | No Break | ISO 179/1eU | |
| 23℃ | No Break | ISO 179/1eU | |
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -30℃ | 150 | J/m | ASTM D256 |
| 23℃ | 340 | J/m | ASTM D256 |
| Impact strength of cantilever beam notch | ISO 180/1A | ||
| -30℃ | 10 | kJ/m² | ISO 180-1A |
| 23℃ | 25 | kJ/m² | ISO 180-1A |
| Notched impact strength of cantilever beam | ISO 180/1U | ||
| -30℃ | No Break | ISO 180/1U | |
| 23℃ | No Break | ISO 180/1U | |
| Dart impact equipped with measuring instruments | |||
| 23℃，Total Energy | 40.0 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 3.2 mm | 135 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed, 100 mm span | 132 | ℃ | ISO 75-2/Ae |
| Vicat Softening Temp | 146 | ℃ | ASTM D1525 10 |
| Vicat Softening Temp | |||
| B50 | 145 | ℃ | ISO 306 |
| B120 | 146 | ℃ | ISO 306/B120 |
| Ball pressure test | |||
| 125℃ | Pass | IEC 60695-10-2 | |
| Linear coefficient of thermal expansion | |||
| TD：-40~40℃ | 7.0E-5 | 1/℃ | ASTM E831 |
| TD：-40~40℃ | 7.0E-5 | 1/℃ | ISO 11359-2 |
| MD：-40~40℃ | 4.7E-5 | 1/℃ | ISO 11359-2 |
| MD：-40~40℃ | 4.7E-5 | 1/℃ | ASTM E831 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Compared to the leakage tracing index | PLC 3 | UL 746 | |
| Compared to the leakage tracing index | 175 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 0.75 mm | HB | UL 94 | |
| 1.50 mm | V-0 | UL 94 | |
| 3.00 mm | 5VB | UL 94 | |
| Glowing wire flammability index | |||
| 1.1 mm | 960 | ℃ | IEC 60695-2-12 |
| Igniting temperature of the hot wire | IEC 60695-2-13 | ||
| 1 mm | 825 | ℃ | IEC 60695-2-13 |
| 2 mm | 825 | ℃ | IEC 60695-2-13 |
| 2.5 mm | 825 | ℃ | IEC 60695-2-13 |
| 3 mm | 825 | ℃ | IEC 60695-2-13 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 121 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Drying time, maximum | 48 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Recommended injection volume | 40 to 60 | % | |
| Barrel rear temperature | 288 to 310 | °C | |
| Barrel middle temperature | 299 to 321 | °C | |
| Barrel front temperature | 310 to 332 | °C | |
| Nozzle temperature | 304 to 327 | °C | |
| Processing (melt) temperature | 310 to 332 | °C | |
| Mold temperature | 82 to 116 | °C | |
| Back pressure | 0.345 to 0.689 | MPa | |
| Screw speed | 40 to 70 | rpm | |
| Vent depth | 0.025 to 0.076 | mm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.20 in/min |
| 3. Type I, 0.20 in/min |
| 4. 0.051 in/min |
| 5. 0.079 in/min |
| 6. at Yield |
| 7. 80*10*3 sp=62mm |
| 8. 80*10*3 mm |
| 9. 120*10*4 mm |
| 10. Rate A (50°C/h), Loading 2 (50 N) |
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