LEXAN™ Healthcare Resin HPS2

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Description

LEXAN HPS2 is a high flow polycarbonate (PC) with an MVR (300°C/1.2kg) of 16. This is a biocompatible (ISO10993 or USP Class VI) grade for medical devices and pharmaceutical applications. It is gamma and e-beam sterilizable, contains mold release and adheres to our healthcare management of change policy.

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

0.15 %

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ASTM D 570 | 24 Hours

Water absorption, equilibrium

100.0 °C

0.58 %

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ASTM D 570 | ASTM D 570

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

2.37 GPa

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ASTM D 638 | 50 mm/min

Elongation

23.0 °C

125 %

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ASTM D 638 | Type I, 50 mm/min

Elongation at yield

23.0 °C

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

90 MPa

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ISO 178 | 2 mm/min

Hardness, Rockwell M

23.0 °C

70 [-]

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ASTM D 785

Hardness, Rockwell R

23.0 °C

118 [-]

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ASTM D 785

Impact strength, Charpy notched

23.0 °C

35 kJ/m²

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ISO 179/2C

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

106.8 - 694.2 J/m

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ASTM D 256

Impact strength, Izod unnotched, ASTM

23.0 °C

3204 J/m

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ASTM D 4812

Tensile strength

23.0 °C

68 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

Impact strength, Charpy unnotched

No Break @ 23,-30°C | ISO 179/1eU

Impact strength, Izod unnotched

No Break @ 23,-30°C| ISO 180/1U

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

6.84E-5 1/K

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ASTM E 831 | -40°C to 95°C

Heat deflection temperature, 1.80 MPa

129 °C

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ASTM D 648 | 1.82 MPa, 6.4 mm, unannealed

Specific heat capacity

23.0 °C

1250 J/(kg·K)

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ASTM C 351

Thermal conductivity

23.0 °C

0.2 W/(m·K)

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ISO 8302

Vicat softening temperature

141 °C

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ISO 306 | Rate B/120

Electrical

PropertyTemperatureValueComment

Dielectric constant

23.0 °C

2.96 [-]

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ASTM D 150 | at 1 MHz

Dielectric strength

23.0 °C

14.9 kV/mm

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ASTM D 149 | in air, 3.2 mm

Dissipation factor

23.0 °C

0.01 [-]

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ASTM D 150 | at 1 MHz

Optical

PropertyValueComment

Haze

1 %

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ASTM D 1003 | 2.54 mm

Refractive index

1.59 [-]

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ASTM D542

Transmission

88 %

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ASTM D 1003 | 2.54 mm

Rheological Properties

PropertyTemperatureValueComment

Melt mass-flow rate

17.5 g/10min

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ASTM D 1238 | 300°C/1.2 kg

Melt volume-flow rate

16 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

Fluid Delivery,Lab Ware and Clinical Diagnostics,Medical Device,Medical Facility Infrastructure,Pharmaceutical Packaging & Drug Delivery,Renal and Blood Handling,Surgical Devices,Surgical Tray

Processing methods

Drying Temperature: 120°C, Drying Time: 3-4hrs, Drying Time (Cumulative): 48hrs, Maximum Moisture Content: 0.02%, Melt Temperature: 280-305°C, Nozzle Temperature: 275-300°C, Front - Zone 3 Temperature: 280-305°C, Middle - Zone 2 Temperature: 270-295°C, Rear - Zone 1 Temperature: 260-280°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