Knowde Enhanced TDS
Identification & Functionality
- Additives Included
- Polymer Name
- Plastics & Elastomers Functions
- Technologies
Features & Benefits
- Labeling Claims
- Materials Features
- Potential Benefits of LEXAN EXL Resin
- 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
- Mechanical Recycling
Process
Debris are washed, melted & transformed into raw material for a new process. Focus on responsible sourcing of high-quality waste streams
Certification
Third-party certification of PCR content conducted by SCS Global Services
Value Proposition
- 21-80% post-consumer recycled content
- Meeting RoHS1 guidelines
- Provides CO2
- reduction & waste depletion options
- Non-brominated & non-chlorinated flame retardant systems
- Up to 2 extra EPEAT points can be achieved
- Broad color space, enhanced performance via
- blending with copolymers
- Drop in solution to existing tools
Applications & Uses
- Applications
- Plastics & Elastomers End Uses
- Plastics & Elastomers Processing Methods
Properties
- Color
- Flame Rating
- Mechanical Properties
- Physical Properties
- Thermal Properties
- Electrical Properties
- Impact Properties
- Injection Molding
- Flame Characteristics
- Note
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.
| Value | Units | Test Method / Conditions | |
| Tensile Stress (Yield, Type I, 50 mm/min) | 57 | MPa | ASTM D638 |
| Tensile Stress (Break, Type I, 50 mm/min) | 55 | MPa | ASTM D638 |
| Tensile Strain (Yield, Type I, 50 mm/min) | 6 | % | ASTM D638 |
| Tensile Strain (Break, Type I, 50 mm/min) | 100 | % | ASTM D638 |
| Tensile Modulus (at 5 mm/min) | 2200 | MPa | ASTM D638 |
| Flexural Stress (Yield, 1.3 mm/min, 50 mm span) | 90 | MPa | ASTM D790 |
| Flexural Modulus (at 1.3 mm/min, 50 mm span) | 2100 | MPa | ASTM D790 |
| Value | Units | Test Method / Conditions | |
| Mold Shrinkage (flow, 3.2 mm) | 0.4 - 0.8 | % | SABIC method |
| Melt Flow Rate (at 300°C, 1.2 kgf) | 15 | g/10 min | ASTM D1238 |
| Water Absorption (at 23°C, 24hrs) | 0.15 | % | SABIC method |
| Specific Gravity | 1.2 | — | ASTM D792 |
| Value | Units | Test Method / Conditions | |
| Vicat Softening Temperature (Rate B/50) | 145 | °C | ASTM D1525 |
| Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) | 123 | °C | ASTM D648 |
| Coefficient of Thermal Expansion (at -40°C to 40°C, flow) | 0.00006 | 1/°C | ASTM E831 |
| Coefficient of Thermal Expansion (at -40°C to 40°C, xflow) | 0.00006 | 1/°C | ASTM E831 |
| Relative Temperature Index (Electrical) ᵖ | 80 | °C | UL 746B |
| Relative Temperature Index (Mechanical with impact) ᵖ | 80 | °C | UL 746B |
| Relative Temperature Index (Mechanical without impact) ᵖ | 80 | °C | UL 746B |
| Value | Units | Test Method / Conditions | |
| Relative Permittivity (1 MHz) | 3 | — | ASTM D150 |
| Surface Resistivity | min. 1.E+15 | Ω | ASTM D257 |
| Volume Resistivity | min. 1.E+15 | Ω.cm | ASTM D257 |
| Dielectric Strength (in oil, at 0.8mm) | 15 | kV/mm | ASTM D149 |
| Dissipation Factor (at at 1 MHz) | 0.0092 | — | ASTM D150 |
| Hot Wire Ignition (PLC 3) | min. 3 | mm | UL 746A |
| Value | Units | Test Method / Conditions | |
| Izod Impact (Notched, at 23°C) | 800 | J/m | ASTM D256 |
| Izod Impact (Notched, at -30°C) | 700 | J/m | ASTM D256 |
| Izod Impact (Notched, at -40°C) | 650 | J/m | ASTM D256 |
| Instrumented Dart Impact Total Energy (at 23°C) | 70 | J | ASTM D3763 |
| Value | Units | Test Method / Conditions | |
| Back Pressure | 0.3 - 0.7 | MPa | — |
| Drying Temperature | 120 | °C | — |
| Drying Time | 3 - 4 | Hrs | — |
| Drying Time (Cumulative) | 48 | Hrs | — |
| Front - Zone 3 Temperature | 295 - 315 | °C | — |
| Maximum Moisture Content | 0.02 | % | — |
| Melt Temperature | 295 - 315 | °C | — |
| Middle - Zone 2 Temperature | 280 - 305 | °C | — |
| Mold Temperature | 70 - 95 | °C | — |
| Nozzle Temperature | 290 - 310 | °C | — |
| Rear - Zone 1 Temperature | 270 - 295 | °C | — |
| Screw Speed | 40 - 70 | rpm | — |
| Shot to Cylinder Size | 40 - 60 | % | — |
| Vent Depth | 0.025 - 0.076 | mm | — |
| Value | Units | Test Method / Conditions | |
| UL Recognized (94HB Flame Class Rating) ᵖ | min. 0.75 | mm | UL 94 |
| Glow Wire Ignitability Temperature (at 3.0 mm) ᵖ | 875 | °C | IEC 60695-2-13 |
| Glow Wire Ignitability Temperature (at 1.5 mm) ᵖ | 875 | °C | IEC 60695-2-13 |
| Glow Wire Ignitability Temperature (at 1.0 mm) ᵖ | 875 | °C | IEC 60695-2-13 |
| Glow Wire Ignitability Temperature (at 0.75 mm) ᵖ | 850 | °C | IEC 60695-2-13 |
| Glow Wire Flammability Index (at 3 mm) ᵖ | 960 | °C | IEC 60695-2-12 |
| Glow Wire Flammability Index (at 1.5 mm) ᵖ | 850 | °C | IEC 60695-2-12 |
| Glow Wire Flammability Index (at 1 mm) ᵖ | 850 | °C | IEC 60695-2-12 |
| Glow Wire Flammability Index (at 0.75 mm) ᵖ | 825 | °C | IEC 60695-2-12 |
Regulatory & Compliance
- Certifications & Compliance
Technical Details & Test Data
- EXL Copolymer Resins: Low Temperature, High Impact Resistance with Post Consumer Recycling Material Solutions
Packaging & Availability
- Regional Availability