Covestro Makroblend® UT4045 G PC/PBT Blend, 20% Glass Filled

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Covestro Makroblend® UT4045 G PC/PBT Blend, 20% Glass Filled
Categories:	Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate/Polybutylene Terephthalate (PBT) Blend, Glass Filled; Polyester, TP; Polybutylene Terephthalate (PBT)
Material Notes:	(PC+PBT)-blend, 20% Glass fiber reinforced, easy release, injection molding. Makroblend UT4045G offers a high stiffness, excellent chemical resistance, good flowability and exceptional dimensional stability. As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
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Physical Properties	Metric	English	Comments

Density	1.40 g/cc	0.0506 lb/in³	ISO 1183-1
Filler Content	20 %	20 %	Method A; b.o. ISO 3451-1
Moisture Absorption at Equilibrium	0.15 %	0.15 %	ISO 62
Water Absorption at Saturation	0.30 %	0.30 %	ISO 62
Linear Mold Shrinkage, Flow	0.0020 - 0.0040 cm/cm	0.0020 - 0.0040 in/in	150x105x3 mm; 260 °C / MT 80 °C; 600 bar; b.o. ISO 2577
	0.0020 - 0.0060 cm/cm	0.0020 - 0.0060 in/in	b.o. ISO 2577
Linear Mold Shrinkage, Transverse	0.0050 - 0.0070 cm/cm	0.0050 - 0.0070 in/in	150x105x3 mm; 260 °C / MT 80 °C; 600 bar; b.o. ISO 2577
Melt Flow	42 g/10 min @Load 5.00 kg, Temperature 260 °C	42 g/10 min @Load 11.0 lb, Temperature 500 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Ball Indentation Hardness	90.0 MPa	13100 psi	ISO 2039-1
Tensile Strength at Break	100 MPa	14500 psi	5 mm/min; ISO 527-1,-2
Tensile Strength, Yield	100 MPa	14500 psi	50 mm/min; ISO 527-1,-2
Elongation at Break	3.0 %	3.0 %	5 mm/min; ISO 527-1,-2
	3.0 %	3.0 %	Nominal, 5 mm/min; ISO 527-1,-2
Elongation at Yield	3.0 %	3.0 %	50 mm/min; ISO 527-1,-2
Tensile Modulus	6.50 GPa	943 ksi	1 mm/min; ISO 527-1,-2
Flexural Strength	160 MPa	23200 psi	2 mm/min; ISO 178
Flexural Modulus	6.10 GPa	885 ksi	2 mm/min; ISO 178
Flexural Strain at Yield	3.0 %	3.0 %	2 mm/min; ISO 178
Izod Impact, Notched (ISO)	6.00 kJ/m² @Temperature 23.0 °C	2.86 ft-lb/in² @Temperature 73.4 °F	ISO 180-A
	6.00 kJ/m² @Temperature -30.0 °C	2.86 ft-lb/in² @Temperature -22.0 °F	ISO 180-A
Izod Impact, Unnotched (ISO)	35.0 kJ/m² @Temperature -30.0 °C	16.7 ft-lb/in² @Temperature -22.0 °F	ISO 180-U
	40.0 kJ/m² @Temperature 23.0 °C	19.0 ft-lb/in² @Temperature 73.4 °F	ISO 180-U
Charpy Impact Unnotched	4.00 J/cm² @Temperature -30.0 °C	19.0 ft-lb/in² @Temperature -22.0 °F	ISO 179-1eU
	4.50 J/cm² @Temperature 23.0 °C	21.4 ft-lb/in² @Temperature 73.4 °F	ISO 179-1eU

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+15 ohm-cm	>= 1.00e+15 ohm-cm	IEC 60093
Surface Resistance	>= 1.00e+17 ohm	>= 1.00e+17 ohm	IEC 60093
Dielectric Constant	3.6 @Frequency 100 Hz	3.6 @Frequency 100 Hz	IEC 60250
Dielectric Strength	33.0 kV/mm @Thickness 1.00 mm	838 kV/in @Thickness 0.0394 in	IEC 60243-1
Dissipation Factor	0.0013 @Frequency 100 Hz	0.0013 @Frequency 100 Hz	IEC 60250
	0.0144 @Frequency 1e+6 Hz	0.0144 @Frequency 1e+6 Hz	IEC 60250
Comparative Tracking Index	175 V	175 V	Solution A; IEC 60112

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	70.0 µm/m-°C @Temperature 23.0 - 55.0 °C	38.9 µin/in-°F @Temperature 73.4 - 131 °F	ISO 11359-1,-2
CTE, linear, Transverse to Flow	35.0 µm/m-°C @Temperature 23.0 - 55.0 °C	19.4 µin/in-°F @Temperature 73.4 - 131 °F	ISO 11359-1,-2
Deflection Temperature at 0.46 MPa (66 psi)	130 °C	266 °F	ISO 75-1,-2
Deflection Temperature at 1.8 MPa (264 psi)	110 °C	230 °F	ISO 75-1,-2
Vicat Softening Point	140 °C @Load 5.10 kg	284 °F @Load 11.2 lb	120°C/h; ISO 306
Shrinkage	<= 0.10 %	<= 0.10 %	post-shrinkage; b.o. ISO 2577

Processing Properties	Metric	English	Comments
Melt Temperature	260 °C	500 °F	Injection molding; ISO 294
Mold Temperature	70.0 °C	158 °F	Injection molding; ISO 294
Injection Velocity	200 mm/sec	7.87 in/sec	ISO 294

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PB09659 / 150791

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