Category | Polymer , Thermoplastic , Polycarbonate (PC) , Polycarbonate, Unreinforced, Flame Retardant |
Manufacturer | Covestro |
Trade Name | Makrolon® |
Port | Ningbo port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | Covestro Makrolon® 6870 Polycarbonate.pdf ![]() |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.20 g/cc | 0.0434 lb/in³ | |
Water Absorption | 0.35 % | 0.35 % | Saturation in water |
Moisture Absorption at Equilibrium | 0.15 % | 0.15 % | Equilibrium at 50% RH |
Water Absorption at Saturation | 0.35 % | 0.35 % | |
Melt Flow | 2.0 g/10 min @Load 1.20 kg, Temperature 300 °C |
2.0 g/10 min @Load 2.65 lb, Temperature 572 °F |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Tensile Strength, Yield | 63.0 MPa | 9140 psi | |
Elongation at Break | >= 4.0 % | >= 4.0 % | Nominal |
Elongation at Yield | 6.0 % | 6.0 % | |
Tensile Modulus | 2.40 GPa | 348 ksi | |
Charpy Impact Unnotched | NB | NB | |
Tensile Creep Modulus, 1 hour | 3800 MPa | 551000 psi | |
Tensile Creep Modulus, 1000 hours | 3600 MPa | 522000 psi |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear, Parallel to Flow | 70.0 µm/m-°C @Temperature 20.0 °C |
38.9 µin/in-°F @Temperature 68.0 °F |
|
CTE, linear, Transverse to Flow | 70.0 µm/m-°C @Temperature 20.0 °C |
38.9 µin/in-°F @Temperature 68.0 °F |
|
Deflection Temperature at 0.46 MPa (66 psi) | 136 °C | 277 °F | |
Deflection Temperature at 1.8 MPa (264 psi) | 126 °C | 259 °F | |
Vicat Softening Point | 145 °C | 293 °F | |
Glass Transition Temp, Tg | 148 °C | 298 °F | |
Flammability, UL94 | V-0 @Thickness 1.60 mm |
V-0 @Thickness 0.0630 in |
|
Oxygen Index | 35 % | 35 % |
Optical Properties | Metric | English | Comments |
---|---|---|---|
Transmission, Visible | 81 % @Thickness 1.00 mm |
81 % @Thickness 0.0394 in |
ISO 489-A |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Electrical Resistivity | >= 1.00e+15 ohm-cm | >= 1.00e+15 ohm-cm | |
Surface Resistance | 1.00e+15 ohm | 1.00e+15 ohm | |
Dielectric Constant | 2.9 @Frequency 1e+6 Hz |
2.9 @Frequency 1e+6 Hz |
|
3.0 @Frequency 100 Hz |
3.0 @Frequency 100 Hz |
||
Dielectric Strength | 30.0 kV/mm | 762 kV/in | |
Dissipation Factor | 0.0010 @Frequency 100 Hz |
0.0010 @Frequency 100 Hz |
|
0.010 @Frequency 1e+6 Hz |
0.010 @Frequency 1e+6 Hz |
||
Comparative Tracking Index | 225 V | 225 V |