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- Covestro Makroblend® KU 2-7609 Polycarbonate + PBT, Mineral Filled Impact Grade
Covestro Makroblend® KU 2-7609 Polycarbonate + PBT, Mineral Filled Impact Grade
| Category | Polymer , Thermoplastic , Polycarbonate (PC) , Polyester, TP , Polybutylene Terephthalate (PBT) |
| Manufacturer | Covestro |
| Trade Name | Makroblend® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Covestro Makroblend® KU 2-7609 Polycarbonate + PBT, Mineral Filled Impact Grade.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
ISO 7792-1-PC/PBT,MHPR,-030,MD20(PC+PBT)-blendsimpact modifiedInjection molding grade20% mineral filledPreprocessingMax. Water content
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.30 g/cc | 0.0470 lb/in³ | ISO 1183 |
| 1.11 g/cc @Temperature 260 °C |
0.0401 lb/in³ @Temperature 500 °F |
Melt | |
| Water Absorption | 0.80 % | 0.80 % | Similar to ISO 62 |
| Moisture Absorption at Equilibrium | 0.20 % | 0.20 % | Similar to ISO 62 |
| Melt Flow | 12 g/10 min @Load 5.00 kg, Temperature 260 °C |
12 g/10 min @Load 11.0 lb, Temperature 500 °F |
ISO 1133 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Modulus | 3.40 GPa | 493 ksi | ISO 527-1/-2 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear, Parallel to Flow | 70.0 µm/m-°C | 38.9 µin/in-°F | ISO 11359-1/-2 |
| CTE, linear, Transverse to Flow | 70.0 µm/m-°C | 38.9 µin/in-°F | ISO 11359-1/-2 |
| Specific Heat Capacity | 1.66 J/g-°C | 0.397 BTU/lb-°F | Melt |
| Thermal Conductivity | 0.197 W/m-K | 1.37 BTU-in/hr-ft²-°F | Melt |
| Melting Point | 221 °C | 430 °F | ISO 11357-1/-3 |
| Deflection Temperature at 0.46 MPa (66 psi) | 106 °C | 223 °F | ISO 75-1/-2 |
| Deflection Temperature at 1.8 MPa (264 psi) | 93.0 °C | 199 °F | ISO 75-1/-2 |
| Flammability, UL94 | HB @Thickness 1.60 mm |
HB @Thickness 0.0630 in |
IEC 60695-11-10 |
| HB @Thickness 0.800 mm |
HB @Thickness 0.0315 in |
IEC 60695-11-10 | |
| Oxygen Index | 21 % | 21 % | ISO 4589-1/-2 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | >= 1.00e+13 ohm-cm | >= 1.00e+13 ohm-cm | IEC 60093 |
| Surface Resistance | >= 1.00e+15 ohm | >= 1.00e+15 ohm | IEC 60093 |
| Dielectric Constant | 3.1 @Frequency 1.00e+6 Hz |
3.1 @Frequency 1.00e+6 Hz |
IEC 60250 |
| 3.2 @Frequency 100 Hz |
3.2 @Frequency 100 Hz |
IEC 60250 | |
| Dielectric Strength | 34.0 kV/mm | 864 kV/in | IEC 60243-1 |
| Dissipation Factor | 0.0026 @Frequency 100 Hz |
0.0026 @Frequency 100 Hz |
IEC 60250 |
| 0.0095 @Frequency 1.00e+6 Hz |
0.0095 @Frequency 1.00e+6 Hz |
IEC 60250 | |
| Comparative Tracking Index | 250 V | 250 V | IEC 60112 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Melt Temperature | 250 - 270 °C | 482 - 518 °F | |
| 260 °C | 500 °F | Injection Molding; ISO 294 | |
| Mold Temperature | 60.0 - 80.0 °C | 140 - 176 °F | |
| 70.0 °C | 158 °F | Injection Molding; ISO 10724 | |
| Ejection Temperature | 170 °C | 338 °F | |
| Injection Velocity | 200 mm/sec | 7.87 in/sec | ISO 294 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Availability | Asia Pacific | |
| Europe | ||
| India | ||
| Near East/Africa | ||
| North America | ||
| South and Central America | ||
| Eff. thermal diffusivity (m²/s) | 1.08E-07 | |
| Feature | Release agent | |
| Form | Pellets | |
| Process | Injection Molding |
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