LEXAN™ Copolymer CXT19 - Europe

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Description

LEXAN™ CXT19 Resin is a High Heat Polycarbonate Copolymer Resin with Vicat of 190°C and crystal clear transparency. This resin is optimized to have a broad processing window with limited yellowing. It is available in limited transparent colors.

This material data has been provided by Sabic.

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

1.22 g/cm³

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ISO 1183

Moisture absorption

23.0 °C

0.3 %

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ISO 62 | (23°C / 50% RH)

Relative density

23.0 °C

1.22 [-]

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ASTM D 792 |

Water absorption

23.0 °C

0.5 %

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ISO 62-1 | (23°C/saturated)

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

2.5 GPa

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ISO 527 | 1 mm/min

Elongation

23.0 °C

7 %

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ISO 527 | yield, 50 mm/min

Flexural modulus

23.0 °C

2.55 GPa

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ISO 178 | 2 mm/min

Flexural strength

23.0 °C

120 MPa

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ISO 178 | yield, 2 mm/min

Impact strength, Charpy notched

23.0 °C

9 kJ/m²

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ISO 179/1eA | V-notch Edgew 80*10*3 sp=62mm, 23°C

Impact strength, Izod notched

23.0 °C

6 kJ/m²

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ISO 180/1A | notched 80*10*3, -30°C

Impact strength, Izod notched, ASTM

23.0 °C

80 J/m

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ASTM D 256 | notched, 23°C

Tensile strength

23.0 °C

80 MPa

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ISO 527 | yield, 50 mm/min

Impact strength, Charpy unnotched

ISO 179/1eU | Unnotch Edgew 80*10*3 sp=62mm, 23°C

Impact strength, Izod unnotched

ISO 180/1U | unnotched 80*10*3, 23°C,

Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

6E-5 1/K

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ISO 11359-2 | -40°C to 40°C

Coefficient of thermal expansion, transverse

23.0 °C

6E-5 1/K

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ISO 11359-2 | -40°C to 40°C

Glass transition temperature

195 °C

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SABIC method | (half width)

Heat deflection temperature

170 - 185 °C

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Heat deflection temperature, 0.45 MPa

185 °C

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ISO 75/Bf | Flatw 80*10*4 sp=64mm

Heat deflection temperature, 1.80 MPa

170 °C

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ISO 75/Af | Flatw 80*10*4 sp=64mm

Thermal conductivity

23.0 °C

0.2 W/(m·K)

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ISO 8302

Vicat softening temperature

190 °C

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ISO 306 | Rate B/120

Optical

PropertyValueComment

Refractive index

1.61 [-]

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ISO 489

Transmission

87 %

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ASTM D1003 | at 3.0 mm

Rheological Properties

PropertyTemperatureValueComment

Melt mass-flow rate

17 g/10min

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ASTM D 1238 | 330°C/2.16 kgf

Melt volume-flow rate

30 cm³/10min

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ISO 1133 | MVR at 350°C/2.16kg

Shrinkage

23.0 °C

0.7 %

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SABIC method | 3.2 mm

Shrinkage, transverse

23.0 °C

0.7 %

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SABIC method | 3.2 mm

Technological properties

Property
Application areas

Personal safety, High heat films, Sensor lens, Flash lens, Camera lens, Displays, Electronic Components, Forward Lighting

Availability

Europe,Asia,Americas

Features

High Heat Resistance

Processing methods

Drying Temperature: 135°C
Drying Time: 5 to 6.0hrs
Maximum Moisture Content: 0.02%
Melt Temperature: 310 to 350.0°C
Nozzle Temperature: 305 to 345.0°C
Front - Zone 3 Temperature: 310 to 350.0°C
Middle - Zone 2 Temperature: 300 to 340.0°C
Rear - Zone 1 Temperature: 280 to 330.0°C
Mold Temperature: 120 to 170.0°C
Back Pressure: 0.3 to 0.7MPa
Screw Speed: 40 to 70.0rpm
Shot to Cylinder Size: 40 to 60.0%
Vent Depth: 0.025 to 0.076mm

Supplier Disclaimer

While the information is provided in good faith, SABIC MAKES NO WARRANTY, EXPRESS OR IMPLIED, INCLUDING MERCHANTABILITY AND NONINFRINGEMENT OF INTELLECTUAL PROPERTY, NOR ASSUMES ANY LIABILITY, DIRECT OR INDIRECT, WITH RESPECT TO THE PERFORMANCE, SUITABILITY OR FITNESS FOR INTENDED USE OR PURPOSE OF THESE PRODUCTS IN ANY APPLICATION. Each Buyer must determine the suitability of SABIC's materials for the Buyer's particular use through appropriate testing and analysis. No statement by SABIC concerning a possible use of any product, service or design is intended, or should be construed, to grant any license under any patent or other intellectual property right.