VALOX™ Resin K3501

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Description

Unfilled PBT, Hydrollytically Stable, Heat Stabilized, Impact Modified. A hydrollytically stable grade designed for improved performance under heat/humidity environments. Targeted at automotive underhood applications requiring USCAR-2 Class III humidity/heat performance.

This material data has been provided by Matmatch.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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Properties

General

PropertyTemperatureValueComment

Density

23.0 °C

1.28 g/cm³

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ISO 1183

Water absorption

23.0 °C

0.08 %

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ISO 62 | 23°C, 50% RH

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

2.4 GPa

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ASTM D 638 | 50 mm/min

Elongation

23.0 °C

50 %

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ASTM D 638 | Type I, 50 mm/min

Elongation at yield

23.0 °C

3.3 %

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ASTM D 638 | Type I, 50 mm/min

Flexural modulus

23.0 °C

2 GPa

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ISO 178 | 2 mm/min

Flexural yield strength

23.0 °C

73 MPa

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ISO 178 | 2 mm/min

Impact strength, Izod notched

23.0 °C

8 kJ/m²

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ISO 180/1A

Impact strength, Izod notched, ASTM

-20.0 °C

75 J/m

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ASTM D 256

23.0 °C

90 J/m

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ASTM D 256

Tensile strength

23.0 °C

25 MPa

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ASTM D 638 | Type I, 50 mm/min

Yield strength

23.0 °C

50 MPa

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ASTM D 638 | Type I, 50 mm/min

Impact strength, Izod unnotched

No break @ -30°C | ISO 180/1U

Impact strength, Izod unnotched, ASTM

No break @ -30°C | ASTM D 4812

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

9.1E-5 1/K

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ISO 11359-2 | -40°C to 40°C

Coefficient of thermal expansion, transverse

23.0 °C

9.7E-5 1/K

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ISO 11359-2 | -40°C to 40°C

Heat deflection temperature, 1.80 MPa

46 °C

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ASTM D 648 | 1.82 MPa, 3.2mm, unannealed

Vicat softening temperature

165 °C

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ISO 306 | Rate B/120

Rheological Properties

PropertyValueComment

Melt volume-flow rate

26 cm³/10min

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ISO 1133 | 250°C/2.16 kg

Technological properties

Property
Application areas

Electronic Components,Enclosures,Photovoltaic Components

Processing methods

Drying Temperature: 60-75°C, Drying Time: 4-5hrs, Drying Time (Cumulative): 8hrs, Maximum Moisture Content: 0.05%, Melt Temperature: 250-265°C, Nozzle Temperature: 245-260°C, Front - Zone 3 Temperature: 250-265°C, Middle - Zone 2 Temperature: 245-260°C, Rear - Zone 1 Temperature: 240-255°C, Mold Temperature: 65-90°C, Back Pressure: 0.3-0.7MPa, Screw Speed: 50-80rpm, Shot to Cylinder Size: 40-80%, Vent Depth: 0.025-0.038mm