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LEXAN™ Copolymer FST9405T

Chemical Family
Polycarbonate (PC)

SABIC's Specialties Business LEXAN™ FST9405T resin is a high flow PC Copolymer Resin, suitable for injection molding. This halogen-free flame retardant resin is OSU55/55 and FAR25.853 compliant and an ideal candidate for aircraft interior applications. Available in transparent and/or translucent colors only This product does not contain PFAS intentionally added during SHPP’s manufacturing process and are not expected to contain unintentional PFAS impurities. Each user is responsible for evaluating the presence of unintentional PFAS impurities.

Product families

Applications

Automotive & Transportation — Transportation
  • Aerospace & Aviation

Product Families

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

Other characteristics

Brand
LEXAN™ Copolymer
Polymer Name
Polycarbonate (PC)
Flexural Modulus
2500.0 - 2500.0 MPa
Additives Included
  • Flame Retardant, Heat Stabilizer
  • Flame Retardant
  • Heat Stabilizer
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.; 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.

Color
  • Translucent
  • Transparent
Markets
Automotive & Transportation
Technology
Plastics
Labeling Claims
  • Halogen-free
  • Low Toxicity
  • No Added PFAS
Quality Standards
  • FAR 25.853
  • OSU 55/55
Material Features
  • Flame Retardant
  • Good Processability
  • Heat Stabilized
  • High Flow
  • IR Transparent
  • Light Weight
  • Low Smoke Emission
  • Low Toxicity
Certifications and Compliance
OSU Compliance
Aircraft interior uses

Cabin Interiors:; Strong, Lightweight Solutions for Cabin Interiors:; Windows and Doors; Passenger Service Units; Profile Extrusions and Trims; Lighting and Signage; Overhead Storage Units; Going beyond the state of the art with smarter designs and better materials has led to aircraft today that are lighter, more fuel efficient, more comfortable and safer than ever.; Lexan FST Resin Series - Available in both resin and sheet form, this engineering plastic breakthrough combines the processing window and esthetic flexibility of polycarbonate with the heat release, fire, smoke and toxicity compliance of PEI resins. It's available in custom colors and can address a wide range of performance targets – from enhanced chemical resistance to high ductility to rugged durability and UV stability.

Plastics and Elastomers End Uses
  • Aerospace Applications
  • Aircraft Interiors
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 6

14 rows
CharacteristicValueUnitMethod
Tensile Stress (Yield, Type I, 50 mm/min) ¹¹77MPaASTM D638
Tensile Stress (Break, Type I, 50 mm/min) ¹¹70MPaASTM D638
Tensile Strain (Yield, Type I, 50 mm/min) ¹¹6%ASTM D638
Tensile Strain (Break, Type I, 50 mm/min) ¹¹75%ASTM D638
Tensile Modulus (at 5 mm/min) ¹¹2600MPaASTM D638
Flexural Stress (Yield, 1.3 mm/min, 50 mm span) ¹¹115MPaASTM D790
Flexural Modulus (at 1.3 mm/min, 50 mm span) ¹¹2700MPaASTM D790
Tensile Stress (Yield, 50 mm/min) ¹¹77MPaISO 527
Tensile Stress (Break, 50 mm/min) ¹¹70MPaISO 527
Tensile Strain (Yield, 50 mm/min) ¹¹6%ISO 527
Tensile Strain (Break, 50 mm/min) ¹¹95%ISO 527
Tensile Modulus (at 1 mm/min) ¹¹2600MPaISO 527

Table 2 of 6

6 rows
CharacteristicValueUnitMethod
Specific Gravity ¹¹1.33—ASTM D792
Mold Shrinkage (flow) ʰ ¹¹0.5 - 0.7%SABIC method
Mold Shrinkage (xflow) ʰ ¹¹0.5 - 0.7%SABIC method
Melt Flow Rate (at 300°C, 1.2 kgf) ¹¹9g/10 minASTM D1238
Density ¹¹1.33g/cm³ISO 1183
Melt Volume Rate (at 300°C, 1.2 kg) ¹¹10cm³/10 minISO 1133

Table 3 of 6

8 rows
CharacteristicValueUnitMethod
Vicat Softening Temperature (Rate B/50) ¹¹114°CASTM D1525
Heat Deflection Temperature (at 0.45 MPa, 3.2 mm, Unannealed) ¹¹105°CASTM D648
Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) ¹¹95°CASTM D648
Coefficient of Thermal Expansion (at -40°C to 40°C, flow) ¹¹0.000061/°CISO 11359-2
Coefficient of Thermal Expansion (at -40°C to 40°C, xflow) ¹¹0.000061/°CISO 11359-2
Vicat Softening Temperature (Rate B/120) ¹¹113°CISO 306
Heat Deflection Temperature/Bf (at 0.45 Mpa, Flatw 80*10*4, sp=64mm) ¹¹104°CISO 75/Bf
Heat Deflection Temperature/Af (at 1.8 Mpa, Flatw 80*10*4, sp=64mm) ¹¹94°CISO 75/Af

Table 4 of 6

17 rows
CharacteristicValueUnitMethod
Izod Impact (Notched, at 23°C) ¹¹130J/mASTM D256
Izod Impact (Notched, at -30°C) ¹¹85J/mASTM D256
Multi-Axial Impact ¹¹130JISO 6603
Instrumented Dart Impact Total Energy (at 23°C) ¹¹60JASTM D3763
Izod Impact (Unnotched, 80*10*3, at 23°C) ¹¹No breakkJ/m²ISO 180/1U
Izod Impact (Unnotched, 80*10*3, at -30°C) ¹¹No breakkJ/m²ISO 180/1U
Izod Impact (Notched, 80*10*3, at 23°C) ¹¹12kJ/m²ISO 180/1A
Izod Impact (Notched, 80*10*4, at 23°C) ¹¹11kJ/m²ISO 180/1A
Izod Impact (Notched, 80*10*4, at -30°C) ¹¹9kJ/m²ISO 180/1A
Charpy Impact (at 23°C, V-notch Edgew 80*10*3 sp=62mm) ¹¹No breakkJ/m²ISO 179/1eA
Charpy Impact (at -30°C, V-notch Edgew 80*10*3 sp=62mm) ¹¹No breakkJ/m²ISO 179/1eA
Charpy Impact (at 23°C, Unnotch Edgew 80*10*3 sp=62mm) ¹¹No breakkJ/m²ISO 179/1eU

Table 5 of 6

12 rows
CharacteristicValueUnit
Drying Temperature ⁷95 - 100°C
Drying Time ⁷6 - 8Hrs
Melt Temperature ⁷250 - 280°C
Nozzle Temperature ⁷245 - 275°C
Front - Zone 3 Temperature ⁷250 - 280°C
Middle - Zone 2 Temperature ⁷240 - 270°C
Rear - Zone 1 Temperature ⁷230 - 250°C
Mold Temperature ⁷50 - 80°C
Back Pressure ⁷0.3 - 0.7MPa
Screw Speed ⁷40 - 70rpm
Shot to Cylinder Size ⁷40 - 60%
Vent Depth ⁷0.025 - 0.076mm

Table 6 of 6

4 rows
CharacteristicValueUnitMethod
OSU Total Heat Release Rate (2-minute test)max. 55kW-min/m²FAR 25.853
OSU Peak Heat Release Rate (5-minute test)max. 55kW/m²FAR 25.853
Vertical Burn A (at 60s, passes)1SecondsFAR 25.853
NBS Smoke Density (Flaming, Dmax)max. 75—ASTM E662

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