LEXAN™ FR Resins 905

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Description

LEXAN 905 Polycarbonate (PC) is an injection moldable non-chlorinated and non-brominated, unfilled flame retardant grade with high flow. It has an MVR of 29 (300°C/1.2kg) and a UL94 V0@1.1mm, 5VA at 2.8mm rating and is available in various opaque color options.

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

1.19 g/cm³

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ASTM D 792

Water absorption

23.0 °C

0.07 %

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ISO 62 | 23°C, 50% RH

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

2.25 GPa

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ASTM D 638 | 50 mm/min

Elongation

23.0 °C

102 %

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ASTM D 638 | Type I, 50 mm/min

Elongation at yield

23.0 °C

5.7 %

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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

92 MPa

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ISO 178 | 2 mm/min

Impact strength, Charpy notched

-30.0 °C

16 kJ/m²

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ISO 179/1eA

23.0 °C

50 kJ/m²

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ISO 179/1eA

Impact strength, Charpy unnotched

-30.0 °C

134 kJ/m²

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ISO 179/1eU

23.0 °C

135 kJ/m²

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ISO 179/1eU

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Impact strength, Izod notched

-30.0 °C

21 kJ/m²

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ISO 180/1A

23.0 °C

58 kJ/m²

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ISO 180/1A

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Impact strength, Izod notched, ASTM

-30.0 °C

230 J/m

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ASTM D 256

23.0 °C

740 J/m

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ASTM D 256

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Impact strength, Izod unnotched

-30.0 °C

183 kJ/m²

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ISO 180/1U

23.0 °C

184 kJ/m²

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ISO 180/1U

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Impact strength, Izod unnotched, ASTM

-30.0 °C

2000 J/m

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ASTM D 4812

23.0 °C

2150 J/m

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ASTM D 4812

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Tensile strength

23.0 °C

51 MPa

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ASTM D 638 | Type I, 50 mm/min

Yield strength

23.0 °C

56 MPa

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ASTM D 638 | Type I, 50 mm/min

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

6.9E-5 1/K

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ASTM E 831 | -40°C to 40°C

Coefficient of thermal expansion, transverse

23.0 °C

7.1E-5 1/K

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ASTM E 831 | -40°C to 40°C

Heat deflection temperature, 1.80 MPa

118 °C

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ASTM D 648 | 1.82 MPa, 3.2mm, unannealed

Vicat softening temperature

136 °C

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ASTM D 1525 | Rate B/50

Flammability

UL Compliant, 94-5VB Rating | 2mm | UL 94 by SABIC-IP

Electrical

PropertyTemperatureValueComment

Comparative tracking index

23.0 °C

3 V

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UL 746A

Dielectric constant

23.0 °C

2.8 [-]

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SABIC method | at 10 GHz

Dissipation factor

23.0 °C

5.2E-3 [-]

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SABIC method | at 10 GHz

Volume resistivity

23.0 °C

1.00E+16 - 1.00E+17 Ω·cm

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ASTM D 257

Rheological Properties

PropertyTemperatureValueComment

Melt mass-flow rate

30 g/10min

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ASTM D 1238 | 300°C/1.2 kg

Melt volume-flow rate

29 cm³/10min

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ISO 1133 | 300°C/1.2 kg

Shrinkage

23.0 °C

0.6 - 0.8 %

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SABIC method | 3.2 mm

Shrinkage, transverse

23.0 °C

0.6 - 0.8 %

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SABIC method

Technological properties

Property
Application areas

ATM/Ticket Machine,Audio,Circuit Protection,Data Transfer,Displays,Enclosure/Housing/Cover,Enclosures,EV Infrastructure,LED Lighting,Non-LED Lighting,Personal Computing,Power Manangement,Wireless Communications

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