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LEXAN™ Copolymer EXL9111

LEXAN EXL9111 polycarbonate-Siloxane copolymer resin is a high flow, high impact,non-chlorinated, non-brominated flame retardant opaque injection molding (IM) grade.

Product families

Applications

Applications
  • Consumer Goods — Appliances & Electronics
  • Consumer Goods — Furniture
Industrial — Chemical & Industrial Manufacturing
  • Equipment & Parts
Electrical & Electronics — Devices & Assemblies
  • Consumer Electronics
  • Displays
  • Industrial Automation
Industrial — Military & Defense
  • Advanced Materials
Electrical & Electronics — Parts & Components
  • Connectors
  • Housings & Enclosures
  • Switches & Relays

Product Families

Plastics — Engineering & Specialty Polymers
  • High Performance Thermoplastics
  • Polycarbonates

Other characteristics

Brand
LEXAN™ Copolymer
Polymer Name
Polycarbonate-Siloxane Copolymer
Flexural Modulus
2314.0 - 2314.0 MPa
Additives Included
Flame Retardant
Processing Methods
Injection Molding
Note

ʰ Measurements made from laboratory test coupon. Actual shrinkage may vary outside of range due to differences in processing conditions, equipment, part geometry and tool design. It is recommended that mold shrinkage studies be performed with surrogate or legacy tooling prior to cutting tools for new molded article.; ᵖ UL ratings shown on the technical datasheet might not cover the full range of thicknesses and colors. For details, please see the UL Yellow Card.; ⁷ Injection Molding parameters are only mentioned as general guidelines. These may not apply or may need adjustment in specific situations such as low shot sizes, large part molding, thin wall molding and gas-assist molding.; ¹¹ The information stated on Technical Datasheets should be used as indicative only for material selection purposes and not be utilized as specification or used for part or tool design.

Markets
  • Consumer Goods
  • Electrical & Electronics
  • Industrial
Flame Rating
  • UL 94 V0
  • UL 94 V1
Technology
Plastics
Labeling Claims
  • Bromine-free
  • Chlorine-free
Material Features
  • Flame Retardant
  • High Flow
  • High Flowability
  • High Impact Resistance
  • Low Temperature Impact Resistance
  • Non-Halogenated
  • Non-brominated
  • Non-chlorinated
Certifications and Compliance
UL 94
Plastics and Elastomers End Uses
  • Appliances
  • Cell Phones
  • Commercial Appliance
  • Computer Components
  • Consumer Applications
  • Displays
  • Electrical Components
  • Electrical/Electronic Applications
Plastics and Elastomers Functions
Resin
Potential Benefits
Impact
Best-in-class ductility to -60 ºC with an outstanding balance of ductility and viscosity.
Weatherability
Excellent retention of mechanical properties upon outdoor exposure.
Aging
Better retention of properties vs. other polycarbonate resins.
Flame retardance
FR grades can be used in many ECO-compliant applications.
Knitline strength
A significant improvement over PC/ABS material
Chemical resistance
Improved chemical resistance to some chemicals compared to standard polycarbonate
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 7

16 rows
CharacteristicValueUnitMethod
Hardness (Rockwell L) ¹¹92.2—ASTM D785
Tensile Stress (Yield, Type I, 50 mm/min) ¹¹60MPaASTM D638
Tensile Stress (Break, Type I, 50 mm/min) ¹¹54MPaASTM D638
Tensile Strain (Yield, Type I, 50 mm/min) ¹¹4.6%ASTM D638
Tensile Strain (Break, Type I, 50 mm/min) ¹¹76.4%ASTM D638
Tensile Modulus (at 50 mm/min) ¹¹2387MPaASTM D638
Tensile Stress (Yield) ¹¹60MPaISO 527
Tensile Stress (Break) ¹¹47MPaISO 527
Tensile Strain (Break) ¹¹46.7%ISO 527
Tensile Strain (Yield) ¹¹4.5%ISO 527
Tensile Modulus (at 1 mm/min) ¹¹2347MPaISO 527
Flexural Stress (Yield, 1.3 mm/min, 50 mm span) ¹¹96.7MPaASTM D790

Table 2 of 7

6 rows
CharacteristicValueUnitMethod
Specific Gravity ¹¹1.19—ASTM D792
Density ¹¹1.18g/cm³ASTM D792
Mold Shrinkage (flow, 24 hrs) ʰ ¹¹0.6%ASTM D955
Mold Shrinkage (xflow, 24 hrs) ʰ ¹¹0.62%ASTM D955
Melt Flow Rate (at 300°C, 1.2 kgf) ¹¹20g/10 minASTM D1238
Moisture Absorption (at 23°C, 50% RH) ¹¹0.43%ISO 62

Table 3 of 7

12 rows
CharacteristicValueUnitMethod
Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) ¹¹101°CASTM D648
Heat Deflection Temperature (at 0.45 MPa, 3.2 mm, Unannealed) ¹¹111°CASTM D648
Heat Deflection Temperature/Af (at 1.8 Mpa, Flatw 80*10*4, sp=64mm) ¹¹103°CISO 75/Af
Heat Deflection Temperature/Bf (at 0.45 Mpa, Flatw 80*10*4, sp=64mm) ¹¹112°CISO 75/Bf
Vicat Softening Temperature (Rate B/50) ¹¹126°CASTM D1525
Vicat Softening Temperature (Rate B/50) ¹¹117°CISO 306
Vicat Softening Temperature (Rate B/120) ¹¹119°CISO 306
Coefficient of Thermal Expansion (at -40°C to 40°C, flow) ¹¹0.0000651/°CASTM E831
Coefficient of Thermal Expansion (at -40°C to 40°C, xflow) ¹¹0.0000661/°CASTM E831
Relative Temperature Index (Electrical) ᵖ ¹¹80°CUL 746B
Relative Temperature Index (Mechanical with impact) ᵖ ¹¹80°CUL 746B
Relative Temperature Index (Mechanical without impact) ᵖ ¹¹80°CUL 746B

Table 4 of 7

4 rows
CharacteristicValueUnitMethod
Volume Resistivity ¹¹min. 1E+16Ω.cmASTM D257
Surface Resistivity ¹¹min. 1E+16ΩASTM D257
Dielectric Constant (at 1.1 GHz) ¹¹2.83—SABIC method
Dissipation Factor (at 1.1 GHz) ¹¹0.0061—SABIC method

Table 5 of 7

11 rows
CharacteristicValueUnitMethod
Izod Impact (Notched, at 23°C) ¹¹753J/mASTM D256
Izod Impact (Notched, at -30°C) ¹¹124J/mASTM D256
Izod Impact (Unnotched, at 23°C) ¹¹No breakJ/mASTM D4812
Instrumented Dart Impact Total Energy (at 23°C) ¹¹62.5JASTM D3763
Instrumented Dart Impact Total Energy (at -30°C) ¹¹62.3JASTM D3763
Izod Impact (Notched, 80*10*4, at 23°C) ¹¹51.3kJ/m²ISO 180/1A
Izod Impact (Notched, 80*10*4, at -30°C) ¹¹104kJ/m²ISO 180/1A
Izod Impact (Unnotched, 80*10*4, at 23°C) ¹¹No breakkJ/m²ISO 180/1U
Charpy Impact (Notched, at 23°C) ¹¹55.6kJ/m²ISO 179/2C
Charpy Impact (Notched, at -30°C) ¹¹12.9kJ/m²ISO 179/2C
Charpy Impact (Unnotched, at 23°C) ¹¹No breakkJ/m²ISO 179/2C

Table 6 of 7

9 rows
CharacteristicValueUnit
Drying Temperature ⁷100°C
Drying Time ⁷3 - 4Hrs
Maximum Moisture Content ⁷0.02%
Melt Temperature ⁷280 - 305°C
Nozzle Temperature ⁷275 - 300°C
Front - Zone 3 Temperature ⁷280 - 305°C
Middle - Zone 2 Temperature ⁷275 - 295°C
Rear - Zone 1 Temperature ⁷260 - 285°C
Mold Temperature ⁷60 - 80°C

Table 7 of 7

2 rows
CharacteristicValueUnitMethod
UL Recognized (94V-0 Flame Class Rating) ᵖmin. 1.2mmUL 94
UL Recognized (94V-1 Flame Class Rating) ᵖmin. 0.8mmUL 94

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