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Makroblend® UT305

(PC+PET)-blend, easy release, injection molding. Makroblend UT305 offers high heat resistance, good chemical resistance and flowability. Molded parts from UT305 provide a good surface appearance and exceptional dimensional stability, even in high moisture environments.

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About

Product Types

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Material

Plastics
Dimensionally stable, Chemical resistant, Heat resistant

General Characterization

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Storage Conditions

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Sampling

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Packaging Type

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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 - 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 270
Vent Depth - mm 0.025 - 0.075
Property Name Standard Test condition Unit Value
Burning behavior UL 94 (1.5 mm) UL 94 1.5 mm Class HB
Coefficient of linear thermal expansion, parallel ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.7
Coefficient of linear thermal expansion, transverse ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.7
Relative temperature index (Electric strength) UL 746B °C 75
Relative temperature index (Tensile impact strength) UL 746B °C 75
Relative temperature index (Tensile strength) UL 746B °C 75
Temperature of deflection under load ISO 75-1,-2 0.45 MPa °C 128
Temperature of deflection under load ISO 75-1,-2 1.80 MPa °C 109
Vicat softening temperature ISO 306 50 N; 120 °C/h °C 139
Property Name Standard Test condition Unit Value
Charpy impact strength ISO 179-1eU -30 °C kJ/m² N
Charpy impact strength ISO 179-1eU 23 °C kJ/m² N
Charpy notched impact strength ISO 179-1eA -30 °C kJ/m² 6
Charpy notched impact strength ISO 179-1eA 23 °C kJ/m² 8
Flexural modulus ISO 178 2 mm/min MPa 2600 - 2600
Flexural strain at flexural strength ISO 178 2 mm/min % 6.2 - 6.2
Flexural strength ISO 178 2 mm/min MPa 100
Flexural stress at 3.5 % strain ISO 178 2 mm/min MPa 80 - 80
Izod impact strength ISO 180-1C -30 °C kJ/m² >180P
Izod impact strength ISO 180-U -30 °C kJ/m² N
Izod impact strength ISO 180-1C 23 °C kJ/m² >180P
Izod impact strength ISO 180-U 23 °C kJ/m² N
Izod notched impact strength ISO 180-A 23 °C kJ/m² 8
Izod notched impact strength ISO 180-A -30 °C kJ/m² 8
Nominal strain at break ISO 527-1,-2 50 mm/min % 100
Puncture energy ISO 6603-2 -30 °C J 62
Puncture energy ISO 6603-2 23 °C J 54 - 54
Puncture maximum force ISO 6603-2 -30 °C N 5800
Puncture maximum force ISO 6603-2 23 °C N 4600 - 4600
Strain at break b.o. ISO 527-1,-2 50 mm/min % 120
Stress at break ISO 527-1,-2 50 mm/min MPa 69
Tensile modulus ISO 527-1,-2 1 mm/min MPa 2600 - 2600
Yield strain ISO 527-1,-2 50 mm/min % 5.4
Yield stress ISO 527-1,-2 50 mm/min MPa 69
Property Name Standard Test condition Unit Value
Melt viscosity b.o. ISO 11443-A 1000 s^-1^ Pa*s 210
Melt volume-flow rate ISO 1133 270 °C; 5 kg cm³/10 min 39
Molding shrinkage, normal b.o. ISO 2577 150x105x3 mm; 270 °C / MT 70°C % 0.6 - 0.8
Molding shrinkage, parallel b.o. ISO 2577 150x105x3 mm; 270 °C / MT 70°C % 0.6 - 0.8
Post- shrinkage, parallel/normal b.o. ISO 2577 Value range based on general practical experience (1h; 90°C) % 0.01-0.1
Property Name Standard Test condition Unit Value
Injection molding-Injection velocity ISO 294 mm/s 200
Injection molding-Melt temperature ISO 294 °C 270 - 270
Injection molding-Mold temperature ISO 294 °C 70 - 70
Property Name Standard Test condition Unit Value
Density ISO 1183-1 kg/m³ 1240 - 1240
Water absorption (equilibrium value) ISO 62 23 °C; 50 % r. h. % 0.25
Water absorption (saturation value) ISO 62 Water at 23 °C % 0.55

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Technical Data Sheet
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Safety Data Sheet
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