LEXAN™ Resin HFR1724

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Description

High flow polycarbonate resin with mold release. FDA food contact compliant. Available in limited transparent tints, limited package types, and must meet minimum order quantity requirements.

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

1.2 g/cm³

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ASTM D 792

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

2.38 GPa

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ASTM D 638 | 50 mm/min

Elongation

23.0 °C

120 %

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ASTM D 638 | Type I, 50 mm/min

Elongation at yield

23.0 °C

6 %

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ASTM D 638 | Type I, 50 mm/min

Flexural modulus

23.0 °C

2.3 GPa

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ISO 178 | 2 mm/min

Flexural yield strength

23.0 °C

90 MPa

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ISO 178 | 2 mm/min

Impact strength, Izod notched

23.0 °C

12 kJ/m²

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ISO 180/1A

Impact strength, Izod notched, ASTM

23.0 °C

640 J/m

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ASTM D 256

Tensile strength

23.0 °C

65 MPa

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ASTM D 638 | Type I, 50 mm/min

Yield strength

23.0 °C

62 MPa

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ASTM D 638 | Type I, 50 mm/min

Thermal

PropertyValueComment

Heat deflection temperature, 1.80 MPa

126 °C

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ASTM D 648 | 1.82 MPa, 3.2mm, unannealed

Vicat softening temperature

140 °C

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ISO 306 | Rate B/120

Rheological Properties

PropertyTemperatureValueComment

Melt mass-flow rate

25 g/10min

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ASTM D 1238 | 300°C/1.2 kg

Melt volume-flow rate

26 cm³/10min

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ISO 1133 | 300°C/1.2 kg

Shrinkage

23.0 °C

0.5 - 0.7 %

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SABIC method | 3.2 mm

Technological properties

Property
Application areas

Storage/Table

Processing methods

Drying Temperature: 120°C, Drying Time: 3-4hrs, Drying Time (Cumulative): 48hrs, Maximum Moisture Content: 0.02%, Melt Temperature: 270-295°C, Nozzle Temperature: 265-290°C, Front - Zone 3 Temperature: 270-295°C, Middle - Zone 2 Temperature: 260-280°C, Rear - Zone 1 Temperature: 250-270°C, Mold Temperature: 70-95°C, Back Pressure: 0.3-0.7MPa, Screw Speed: 40-70rpm, Shot to Cylinder Size: 40-60%, Vent Depth: 0.025-0.076mm