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LEXAN™ Copolymer 4795R

Chemical Family
Polycarbonate (PC)

LEXAN 4795R is a high heat resistant poly(ester)carbonate injection molding resin. Flame Retardant.

Product families

Applications

Applications
  • Consumer Goods — Appliances & Electronics
  • Consumer Goods — Sports & Recreation
Automotive & Transportation — Automotive
  • Exterior & Body
  • Interior
Building & Construction — Building Envelope & Roofing
  • Glazing & Window Elements
Building & Construction — Building Materials
  • Interior Fixtures
Electrical & Electronics — Devices & Assemblies
  • Consumer Electronics
  • Displays
Electrical & Electronics — Parts & Components
  • Housings & Enclosures
Automotive & Transportation — Transportation
  • Off Road & Recreational Vehicle (RV)

Product Families

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

Other characteristics

Brand
LEXAN™ Copolymer
Polymer Name
Polycarbonate (PC)
Fillers Included
Silicone Oil
Additives Included

Flame Retardant, Heat Stabilizer, Mold Release Agent; Flame Retardant; Heat Stabilizer; Mold Release Agent

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
  • Building & Construction
  • Consumer Goods
  • Electrical & Electronics
Technology
Plastics
Material Features
  • Flame Retardant
  • Good Mold Release
  • Heat Stabilized
  • High Temperature Resistance
  • Translucent
  • Unreinforced
  • Very Good Heat Resistance
Plastics and Elastomers End Uses
  • Automotive Applications
  • Building Materials
  • Cell Phones
  • Computer Components
  • Construction Applications
  • Consumer Applications
  • Displays
  • Electrical/Electronic Applications
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 5

7 rows
CharacteristicValueUnitMethod
Tensile Stress (Yield, Type I, 50 mm/min) ¹¹68MPaASTM D638
Tensile Stress (Break, Type I, 50 mm/min) ¹¹70MPaASTM D638
Tensile Strain (Yield, Type I, 50 mm/min) ¹¹7.5%ASTM D638
Tensile Strain (Break, Type I, 50 mm/min) ¹¹117%ASTM D638
Tensile Modulus (at 50 mm/min) ¹¹2170MPaASTM D638
Flexural Stress (Break, 1.3 mm/min, 50 mm span) ¹¹105MPaASTM D790
Flexural Modulus (at 1.3 mm/min, 50 mm span) ¹¹2200MPaASTM D790

Table 2 of 5

6 rows
CharacteristicValueUnitMethod
Specific Gravity ¹¹1.2—ASTM D792
Melt Flow Rate (at 330°C, 2.16 kgf) ¹¹15g/10 minASTM D1238
Mold Shrinkage (flow, 3.2 mm) ʰ ¹¹0.97%SABIC method
Density ¹¹1.2g/cm³ISO 1183
Mold Shrinkage (xflow, 3.2 mm) ʰ ¹¹0.97%SABIC method
Melt Flow Rate (at 300°C, 1.2 kgf) ¹¹2.5g/10 minASTM D1238

Table 3 of 5

4 rows
CharacteristicValueUnitMethod
Vicat Softening Temperature (Rate B/50) ¹¹164°CASTM D1525
Heat Deflection Temperature (at 0.45 MPa, 3.2 mm, Unannealed) ¹¹160°CASTM D648
Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) ¹¹147°CASTM D648
Ball Pressure Test (at 123°C to 127°C) ¹¹Pass—IEC 60695-10-2

Table 4 of 5

4 rows
CharacteristicValueUnitMethod
Izod Impact (Unnotched, at 23°C) ¹¹2140J/mASTM D4812
Izod Impact (Notched, at 23°C) ¹¹578J/mASTM D256
Instrumented Dart Impact Energy (Peak, at 23°C) ¹¹73JASTM D3763
Instrumented Dart Impact Total Energy (at 23°C) ¹¹77JASTM D3763

Table 5 of 5

14 rows
CharacteristicValueUnit
Drying Temperature ⁷120°C
Drying Time ⁷3 - 4Hrs
Drying Time (Cumulative) ⁷48Hrs
Maximum Moisture Content ⁷0.02%
Melt Temperature ⁷350 - 370°C
Nozzle Temperature ⁷345 - 365°C
Front - Zone 3 Temperature ⁷350 - 370°C
Middle - Zone 2 Temperature ⁷340 - 360°C
Rear - Zone 1 Temperature ⁷325 - 350°C
Mold Temperature ⁷80 - 115°C
Back Pressure ⁷0.3 - 0.7MPa
Screw Speed ⁷40 - 70rpm

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