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Makroblend® UT4045 G

(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.

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About

Product Types

  • PC+PBT

Material

Plastics
Heat resistant, Dimensionally stable, Chemical resistant

General Characterization

No data available

Storage Conditions

No data available

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Standard Test condition Unit Value
Barrel Temperatures - Front - °C 255 - 265
Barrel Temperatures - Middle - °C 250 - 260
Barrel Temperatures - Nozzle - °C 255 - 270
Barrel Temperatures - Rear - °C 245 - 255
Dry Air Drying Temperature - °C 110
Dry Air Drying Time - h 2 - 4
Hold Pressure (% of injection pressure) - % 50 - 75
Melt temperatures - °C 260 - 280
Moisture Content max. (%) - % <= 0,01
Mold Temperatures - °C 50 - 100
Peripheral Screw Speed - m/s 0.05 - 0.2
Plastic Back Pressure (specific) - bar 50 - 150
Shot-to-Cylinder Size - % 30 - 70
Standard Melt temperature - °C 260
Vent Depth - mm 0.025 - 0.075
Property Name Standard Test condition Unit Value
Coefficient of linear thermal expansion, normal ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.35
Coefficient of linear thermal expansion, parallel ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.7
Temperature of deflection under load ISO 75-1,-2 0.45 MPa °C 130
Temperature of deflection under load ISO 75-1,-2 1.80 MPa °C 110
Vicat softening temperature ISO 306 50 N; 120 °C/h °C 140
Property Name Standard Test condition Unit Value
Ball indentation hardness ISO 2039-1 N/mm² 90
Charpy impact strength ISO 179/1eU -30 °C kJ/m² 40
Charpy impact strength ISO 179/1eU 23 °C kJ/m² 45
Flexural modulus ISO 178 2 mm/min MPa 6100
Flexural strain at flexural strength ISO 178 2 mm/min % 3
Flexural strength ISO 178 2 mm/min MPa 160
Izod impact strength ISO 180/U -30 °C kJ/m² 35
Izod impact strength ISO 180/U 23 °C kJ/m² 40
Izod notched impact strength ISO 180/A 23 °C kJ/m² 6
Izod notched impact strength ISO 180/A -30 °C kJ/m² 6
Nominal strain at break ISO 527-1,-2 5 mm/min % 3
Strain at break ISO 527-1,-2 5 mm/min % 3
Stress at break ISO 527-1,-2 5 mm/min MPa 100
Tensile modulus ISO 527-1,-2 1 mm/min MPa 6500
Yield strain ISO 527-1,-2 5 mm/min % 3
Yield stress ISO 527-1,-2 5 mm/min MPa 100
Property Name Standard Test condition Unit Value
Melt volume-flow rate ISO 1133 260 °C/ 5 kg cm³/10 min 30
Molding shrinkage, normal b.o. ISO 2577 150x105x3 mm/ 260 °C / MT 80 °C/ 600 bar % 0.5 - 0.7
Molding shrinkage, parallel b.o. ISO 2577 150x105x3 mm/ 260 °C / MT 80 °C/ 600 bar % 0.2 - 0.4
Molding shrinkage, parallel/normal b.o. ISO 2577 Value range based on general practical experience (600bar) % 0.2 - 0.6
Post- shrinkage, parallel/normal b.o. ISO 2577 Value range based on general practical experience (1h; 90°C) % <0.1
Property Name Standard Test condition Unit Value
Comparative tracking index CTI IEC 60112 Solution A Rating 175
Dissipation factor IEC 60250 1 MHz 10^-4^ 144
Dissipation factor IEC 60250 100 Hz 10^-4^ 13
Electrical strength IEC 60243-1 1 mm kV/mm 33
Relative permittivity IEC 60250 1 MHz 3.4
Relative permittivity IEC 60250 100 Hz 3.6
Surface resistivity IEC 60093 Ohm >1E17
Volume resistivity IEC 60093 Ohm*m >1E15
Property Name Standard Test condition Unit Value
Injection molding - Injection velocity ISO 294 mm/s 200
Injection molding - Melt temperature ISO 294 °C 260
Injection molding - Mold temperature ISO 294 °C 70
Property Name Standard Test condition Unit Value
Density ISO 1183-1 kg/m³ 1400
Filler content b.o. ISO 3451-1 Method A % 20
Water absorption (equilibrium value) ISO 62 23 °C; 50 % r. h. % 0.15
Water absorption (saturation value) ISO 62 Water at 23 °C % 0.3

Downloads

Technical Data Sheet
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Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com

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