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LEXAN™ CXT19EX resin

Technical DataSheet | Supplied by SABIC

LEXAN™ CXT19EX resin by SABIC is a polycarbonate (PC) copolymer grade with high heat properties. Offers high temperature resistance, high flow and excellent color stability. Exhibits low plateout and a broad processing window. It is suitable for processing by multiwall sheet and film extrusion. Applications of LEXAN™ CXT19EX resin could be flash lens, sensor lens, high heat films like touch screen sensor, auto camera lens, respiratory masks and auto inner lens. Shows crystal clear transparency.

LEXAN™ CXT19EX resin Product details

Product Type
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Appearance
Transparent
Product Launch Date
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Product Status
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Geographical Availability
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Applications/ Recommended for
  • Optics > Lenses
  • Extrusion > Sheet & Plaques (standard)
Key Features
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  • xxxxxxxxxx
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LEXAN™ CXT19EX resin Properties

Mechanical Properties

Value & Unit
Test Condition
Test Method
Tensile Strength
xx
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Tensile Strength
xx
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Tensile Strain
xxx
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Tensile Strain
xxxx
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Tensile Modulus
xxxx
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Flexural Strength
xxx
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Flexural Modulus
xxxx
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Impact Strength, Unnotched Izod
xx
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Impact Strength, Notched Izod
x
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Impact Strength, Notched Izod
x
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Charpy Notched Strength
x
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Charpy Notched Strength
x
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Charpy Unnotched Strength
xx
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Thermal Properties

Value & Unit
Test Condition
Test Method
Glass Transition Temperature, Tg
xxx
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Vicat Softening Temperature
xxx
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Heat Deflection Temperature (HDT)
xxx
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Heat Deflection Temperature (HDT)
xxx
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Thermal Conductivity
xxx
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CTE, Linear, Parallel to Flow
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CLTE (Coefficient of Linear Thermal Expansion) - X-Flow
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Physical Properties

Value & Unit
Test Condition
Test Method
Water Absorption
0.3 %
23°C, saturation
ISO 62
Moisture Absorption
0.3 %
23°C, 50% RH
ISO 62
Melt Volume Flow Rate (MVR)
xx
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Linear Mold Shrinkage
xxxxxxx
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Linear Mold Shrinkage
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Density
xxxx
xxxxx
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Optical Properties

Value & Unit
Test Condition
Test Method
Refractive Index
xxxxx
xxxxx
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Abbe Number
xx
xxxxx
xxxxxxx
Transmission, Visible
xx
xxxxxx
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Transmission, Visible
xx
xxxxxx
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Transmission, Visible
xx
xxxxxx
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LEXAN™ CXT19EX resin Processing Guidelines

Extrusion Properties

Value & Unit
Test Condition
Test Method
Drying Temperature
xxx °C
Drying Time
xxxxx hr
Barrel - Zone 1 Temperature
xxxxxxxxx °C
Barrel - Zone 2 Temperature
xxxxxxxxx °C
Barrel - Zone 3 Temperature
xxxxxxxxx °C
Hopper Temperature
xxxxxxxxx °C
Adapter Temperature
xxxxxxxxx °C
Die Temperature
xxxxxxxxx °C
Processing (Melt) Temp
xxxxxxxxx °C
Calibrator Temperature
xxxxxxxxx °C
Last edited Oct 15, 2018
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