LEXAN™ FR Resin BX7241
- Chemical Family
- Polycarbonate (PC)
SABIC's Specialties Business LEXAN BX7241 Polycarbonate (PC) is an injection moldable non-chlorinated/brominated, unfilled flame retardant grade that has good impact and processability. It has an MVR of 18 (260°C/2.16kg), UL94 V0@0.6mm, 5VA at 3.0mm rating and can be ideal for thin wall applications.
Product families
Applications
- Consumer Goods — Appliances & Electronics
- Consumer Electronics
- Displays
- Non-Food Consumer Packaging
- Applicators & Accessories
- Housings & Enclosures
Product Families
- High Performance Thermoplastics
- Polycarbonates
Other characteristics
- Brand
- LEXAN™ FR Resin
- Polymer Name
- Polycarbonate (PC)
- Flexural Modulus
- 2600.0 - 2600.0 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.; ʳ UL Ratings shown on the technical datasheet might not cover the full range of thicknesses, colors and regions. 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.
- Color
- Opaque
- Translucent
- Transparent
- Markets
- Consumer Goods
- Electrical & Electronics
- Personal Care
- Printing & Packaging
- Flame Rating
- UL 94 V0
- UL 94 V1
- UL 94 V2
- Technology
- Plastics
- Labeling Claims
- Bromine-free
- Chlorine-free
- Confirms to ECO-Label
- Material Features
- Flame Retardant
- Good Flow
- Good Processability
- High Impact Resistance
- Non-brominated
- Non-chlorinated
- Translucent
- Unreinforced
- Certifications and Compliance
- UL 94
- Plastics and Elastomers End Uses
- AR/VR Enclosure
- AR/VR Headsets
- AR/VR Housing
- Cell Phones
- Computer Components
- Consumer Applications
- Containers
- Displays
- Plastics and Elastomers Functions
- Resin
- Plastics and Elastomers Processing Methods
- Injection Molding
Technical data
Table 1 of 7
16 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Tensile Stress (Yield, Type I, 50 mm/min) ¹¹ | 67 | MPa | ASTM D638 |
| Tensile Stress (Break, Type I, 50 mm/min) ¹¹ | 65 | MPa | ASTM D638 |
| Tensile Strain (Yield, Type I, 50 mm/min) ¹¹ | 4.4 | % | ASTM D638 |
| Tensile Strain (Break, Type I, 50 mm/min) ¹¹ | 100 | % | ASTM D638 |
| Tensile Modulus (at 5 mm/min) ¹¹ | 2500 | MPa | ASTM D638 |
| Flexural Stress (Yield, 1.3 mm/min, 50 mm span) ¹¹ | 107 | MPa | ASTM D790 |
| Flexural Stress (Break, 1.3 mm/min, 50 mm span) ¹¹ | 105 | MPa | ASTM D790 |
| Flexural Modulus (at 1.3 mm/min, 50 mm span) ¹¹ | 2450 | MPa | ASTM D790 |
| Tensile Stress (Yield, 50 mm/min) ¹¹ | 62 | MPa | ISO 527 |
| Tensile Stress (Break, 50 mm/min) ¹¹ | 45 | MPa | ISO 527 |
| Tensile Strain (Yield, 50 mm/min) ¹¹ | 4.2 | % | ISO 527 |
| Tensile Strain (Break, 50 mm/min) ¹¹ | 90 | % | ISO 527 |
Table 2 of 7
6 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Specific Gravity ¹¹ | 1.2 | — | ASTM D792 |
| Mold Shrinkage (flow, 3.2 mm) ʰ ¹¹ | 0.4 - 0.6 | % | SABIC method |
| Melt Flow Rate (at 260°C, 2.16 kgf) ¹¹ | 18 | g/10 min | ASTM D1238 |
| Water Absorption (at 23°C, saturated) ¹¹ | 0.2 | % | ISO 62-1 |
| Moisture Absorption (at 23°C, 50% RH) ¹¹ | 0.1 | % | ISO 62 |
| Melt Volume Rate (at 260°C, 2.16 kg) ¹¹ | 18 | cm³/10 min | ISO 1133 |
Table 3 of 7
13 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Vicat Softening Temperature (Rate B/50) ¹¹ | 111 | °C | ASTM D1525 |
| Vicat Softening Temperature (Rate B/50) ¹¹ | 109 | °C | ISO 306 |
| Heat Deflection Temperature (at 0.45 MPa, 3.2 mm, Unannealed) ¹¹ | 103 | °C | ASTM D648 |
| Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) ¹¹ | 93 | °C | ASTM D648 |
| Coefficient of Thermal Expansion (at -40°C to 40°C, flow) ¹¹ | 0.000059 | 1/°C | ASTM E831 |
| Coefficient of Thermal Expansion (at -40°C to 40°C, flow) ¹¹ | 0.000059 | 1/°C | ISO 11359-2 |
| Coefficient of Thermal Expansion (at -40°C to 40°C, xflow) ¹¹ | 0.000059 | 1/°C | ASTM E831 |
| Coefficient of Thermal Expansion (at -40°C to 40°C, xflow) ¹¹ | 0.000059 | 1/°C | ISO 11359-2 |
| Ball Pressure Test (at 73°C to 77°C) ¹¹ | Pass | — | IEC 60695-10-2 |
| Vicat Softening Temperature (Rate B/120) ¹¹ | 112 | °C | ISO 306 |
| Relative Temperature Index (Electrical) ᵖ ¹¹ | 80 | °C | UL 746B |
| Relative Temperature Index (Mechanical with impact) ᵖ ¹¹ | 80 | °C | UL 746B |
Table 4 of 7
2 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Volume Resistivity ¹¹ | min. 1.E+16 | Ω.cm | ASTM D257 |
| Surface Resistivity ¹¹ | min. 2.E+15 | Ω | ASTM D257 |
Table 5 of 7
10 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Izod Impact (Notched, at 23°C) ¹¹ | 690 | J/m | ASTM D256 |
| Izod Impact (Notched, at 0°C) ¹¹ | 420 | J/m | ASTM D256 |
| Izod Impact (Notched, at -30°C) ¹¹ | 190 | J/m | ASTM D256 |
| Instrumented Dart Impact Total Energy (at 23°C) ¹¹ | 60 | J | ASTM D3763 |
| Izod Impact (Notched, 80*10*4, at 23°C) ¹¹ | 28 | kJ/m² | ISO 180/1A |
| Izod Impact (Notched, 80*10*4, at 0°C) ¹¹ | 11 | kJ/m² | ISO 180/1A |
| Izod Impact (Notched, 80*10*4, at -30°C) ¹¹ | 11 | kJ/m² | ISO 180/1A |
| Charpy Impact (Notched, at 23°C, 80*10*4mm, Cut) ¹¹ | 37 | kJ/m² | ISO 179/1eA |
| Charpy Impact (Notched, 0°C, 80*10*4mm, Cut) ¹¹ | 12 | kJ/m² | ISO 179/1eA |
| Charpy Impact (Notched, at -30°C, 80*10*4mm, Cut) ¹¹ | 11 | kJ/m² | ISO 179/1eA |
Table 6 of 7
11 rows| Characteristic | Value | Unit |
|---|---|---|
| Drying Temperature ⁷ | 80 - 90 | °C |
| Drying Time ⁷ | 2 - 4 | Hrs |
| Maximum Moisture Content ⁷ | 0.02 | % |
| Melt Temperature ⁷ | 250 - 300 | °C |
| Nozzle Temperature ⁷ | 250 - 300 | °C |
| Front - Zone 3 Temperature ⁷ | 250 - 300 | °C |
| Middle - Zone 2 Temperature ⁷ | 240 - 290 | °C |
| Rear - Zone 1 Temperature ⁷ | 230 - 280 | °C |
| Hopper Temperature ⁷ | 60 - 80 | °C |
| Mold Temperature ⁷ | 60 - 85 | °C |
| Vent Depth ⁷ | 0.03 - 0.075 | mm |
Table 7 of 7
7 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| UL Recognized (94V-0 Flame Class Rating) ᵖ | min. 0.5 | mm | UL 94 |
| UL Recognized (94V-1 Flame Class Rating) ᵖ | min. 0.5 | mm | UL 94 |
| UL Recognized (94V-2 Flame Class Rating) ᵖ | min. 0.2 | mm | UL 94 |
| Glow Wire Flammability Index (passes at 960°C) ʳ ᵖ | 0.75 | mm | IEC 60695-2-12 |
| Glow Wire Ignitability Temperature (at 1.0 mm) ʳ ᵖ | 800 | °C | IEC 60695-2-13 |
| Glow Wire Ignitability Temperature (at 1.5 mm) ʳ ᵖ | 825 | °C | IEC 60695-2-13 |
| Glow Wire Ignitability Temperature (at 3.0 mm) ʳ ᵖ | 825 | °C | IEC 60695-2-13 |
