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Covestro Makroblend® UT-640 G Polycarbonate + Polyester Blend

Category Polymer , Thermoplastic , Polycarbonate (PC) , Polyester, TP
Manufacturer Covestro
Trade Name Makroblend®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Covestro Makroblend® UT-640 G Polycarbonate + Polyester Blend.pdf
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Material Notes:
Key Features:Contains FillerHigh impact or high impact modifiedLight stabilized or stable to lightSuitable processing methods:Injection moldingInformation provided by Bayer Polymers.As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
Physical Properties Metric English Comments
Density 1.37 g/cc
0.0495 lb/in³
Water Absorption 0.23 %
0.23 %
Moisture Absorption at Equilibrium 0.080 %
0.080 %
23°C/50% R.H.
Melt Flow 12 g/10 min

@Load 5.00 kg,
Temperature 265 °C
12 g/10 min

@Load 11.0 lb,
Temperature 509 °F
cm³/10 min.
Mechanical Properties Metric English Comments
Tensile Strength, Yield 90.0 MPa
13100 psi
Elongation at Break 5.0 %
5.0 %
Nominal
Elongation at Yield 5.0 %
5.0 %
Tensile Modulus 3.90 GPa
566 ksi
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 40.0 µm/m-°C

@Temperature 20.0 °C
22.2 µin/in-°F

@Temperature 68.0 °F
CTE, linear, Transverse to Flow 40.0 µm/m-°C

@Temperature 20.0 °C
22.2 µin/in-°F

@Temperature 68.0 °F
Deflection Temperature at 0.46 MPa (66 psi) 179 °C
354 °F
Deflection Temperature at 1.8 MPa (264 psi) 122 °C
252 °F
Flammability, UL94 HB

@Thickness 1.50 mm
HB

@Thickness 0.0591 in
UL Recognized
HB

@Thickness 3.00 mm
HB

@Thickness 0.118 in
UL Recognized
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+13 ohm-cm
>= 1.00e+13 ohm-cm
Dielectric Constant 3.3

@Frequency 100 Hz
3.3

@Frequency 100 Hz
3.3

@Frequency 1e+6 Hz
3.3

@Frequency 1e+6 Hz
Dielectric Strength 28.0 kV/mm
711 kV/in
Dissipation Factor 0.00090

@Frequency 1e+6 Hz
0.00090

@Frequency 1e+6 Hz
Comparative Tracking Index 175 V
175 V
Processing Properties Metric English Comments
Melt Temperature 270 °C
518 °F
Injection Molding
Mold Temperature 82.0 °C
180 °F
Injection Molding
Injection Pressure 60.0 MPa
8700 psi
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