Knowde Enhanced TDS
Identification & Functionality
- Additives Included
- Chemical Family
- Polymer Name
- Plastics & Elastomers Functions
- Technologies
Features & Benefits
- Labeling Claims
- Materials Features
- Product Features in Photonics
Near-infrared transparent EXTEM resin offers the same benefits as ULTEM resin with additional properties:
- Higher heat resistance (Tg up to 279°C)
- Reflow soldering capable (withstanding reflow peak temperature up to 260°C)
Applications & Uses
- Applications
- Plastics & Elastomers End Uses
- Plastics & Elastomers Processing Methods
- Potential Applications in Photonics
Fiber Optical Connector
- High IR transmission
- High refractive index
- Low CTE 25 - 200°C
- Design for easy assembly
On Board Lens Array
- Can withstand reflow soldering peak temperature up to 260°C
- Complex interconnect designs for co-packaged optics
Sensor Lens
- Option for partial overmolding to reduce light scattering
- High IR transmission
- High flow for complex tooling
Properties
- Mechanical Properties
- Physical Properties
- Thermal Properties
- Electrical Properties
- Optical Properties
- Impact Properties
- Injection Molding
- Note
- ᵍ 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.
| Value | Units | Test Method / Conditions | |
| Tensile Stress (Yield, Type I, 5 mm/min) ¹¹ | 103 | MPa | ASTM D638 |
| Tensile Stress (Break, Type I, 5 mm/min) ¹¹ | 96 | MPa | ASTM D638 |
| Tensile Strain (Yield, Type I, 5 mm/min) ¹¹ | 7 | % | ASTM D638 |
| Tensile Strain (Break, Type I, 5 mm/min) ¹¹ | 10 | % | ASTM D638 |
| Tensile Modulus (at 5 mm/min) ¹¹ | 3420 | MPa | ASTM D638 |
| Flexural Stress (Yield, 1.3 mm/min, 50 mm span) ¹¹ | 168 | MPa | ASTM D790 |
| Flexural Modulus (at 1.3 mm/min, 50 mm span) ¹¹ | 3130 | MPa | ASTM D790 |
| Tensile Stress (Yield, 5 mm/min) ¹¹ | 101 | MPa | ISO 527 |
| Tensile Stress (Break, 5 mm/min) ¹¹ | 74 | MPa | ISO 527 |
| Tensile Strain (Yield, 5 mm/min) ¹¹ | 6 | % | ISO 527 |
| Tensile Strain (Break, 5 mm/min) ¹¹ | 7 | % | ISO 527 |
| Tensile Modulus (at 1 mm/min) ¹¹ | 3100 | MPa | ISO 527 |
| Flexural Stress (Yield, at 2 mm/min) ¹¹ | 120 | MPa | ISO 178 |
| Flexural Modulus (at 2 mm/min) ¹¹ | 2870 | MPa | ISO 178 |
| Value | Units | Test Method / Conditions | |
| Specific Gravity ¹¹ | 1.31 | — | ASTM D792 |
| Water Absorption (at 23°C, 48hrs) ¹¹ | 0.6 | % | ASTM D570 |
| Mold Shrinkage (flow, 3.2 mm) ᵍ ¹¹ | 1 - 1.2 | % | SABIC method |
| Melt Flow Rate (at 367°C, 6.6 kgf) ¹¹ | 10 | g/10 min | ASTM D1238 |
| Density ¹¹ | 1.31 | g/cm³ | ISO 1183 |
| Water Absorption (at 23°C, saturated) ¹¹ | 2.3 | % | ISO 62-1 |
| Value | Units | Test Method / Conditions | |
| Vicat Softening Temperature (Rate B/50) ¹¹ | 260 | °C | ASTM D1525 |
| Vicat Softening Temperature (Rate B/50) ¹¹ | 250 | °C | ISO 306 |
| Heat Deflection Temperature (at 0.45 MPa, 3.2 mm, Unannealed) ¹¹ | 250 | °C | ASTM D648 |
| Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) ¹¹ | 235 | °C | ASTM D648 |
| Heat Deflection Temperature (at 1.82 MPa, 6.4 mm, Unannealed) ¹¹ | 237 | °C | ASTM D648 |
| Coefficient of Thermal Expansion (at 23°C to 150°C, flow) ¹¹ | 0.00005 | 1/°C | ISO 11359-2 |
| Coefficient of Thermal Expansion (at 23°C to 150°C, xflow) ¹¹ | 0.000051 | 1/°C | ISO 11359-2 |
| Vicat Softening Temperature (Rate B/120) ¹¹ | 247 | °C | ISO 306 |
| Heat Deflection Temperature/Af (at 1.8 Mpa, Flatw 80*10*4, sp=64mm) ¹¹ | 223 | °C | ISO 75/Af |
| Value | Units | Test Method / Conditions | |
| Comparative Tracking Index ¹¹ | 125 | V | IEC 60112 |
| Dielectric Constant (at 1 GHz) ¹¹ | 3.5 | — | ASTM D150 |
| Dielectric Constant (at 1 MHz) ¹¹ | 3.4 | — | ASTM D150 |
| Dielectric Strength (in air, at 1.6mm) ¹¹ | 25 | kV/mm | ASTM D149 |
| Value | Units | Test Method / Conditions | |
| Abbe Number ¹¹ | 18 | — | ISO 489 |
| Light Transmission (at 1 mm and 1350 nm) ¹¹ | 87 | % | ASTM D1003 |
| Light Transmission (at 1 mm and 850 nm) ¹¹ | 82 | % | ASTM D1003 |
| Refractive Index (at 1350 nm) ¹¹ | 1.622 | — | ISO 489 |
| Refractive Index (at 850 nm) ¹¹ | 1.633 | — | ISO 489 |
| Value | Units | Test Method / Conditions | |
| Izod Impact (Notched, at 23°C) ¹¹ | 43 | J/m | ASTM D256 |
| Izod Impact (Notched, 80*10*4, at 23°C) ¹¹ | 4 | kJ/m² | ISO 180/1A |
| Value | Units | Test Method / Conditions | |
| Drying Temperature ⁷ | 175 | °C | — |
| Drying Time ⁷ | 4 - 6 | Hrs | — |
| Drying Time (Cumulative) ⁷ | 24 | Hrs | — |
| Maximum Moisture Content ⁷ | 0.02 | % | — |
| Melt Temperature ⁷ | 380 - 410 | °C | — |
| Nozzle Temperature ⁷ | 375 - 405 | °C | — |
| Front - Zone 3 Temperature ⁷ | 380 - 410 | °C | — |
| Middle - Zone 2 Temperature ⁷ | 370 - 400 | °C | — |
| Rear - Zone 1 Temperature ⁷ | 360 - 385 | °C | — |
| Intake Throat temperature ⁷ | 70 - 100 | °C | — |
| Mold Temperature ⁷ | 160 - 200 | °C | — |
| Back Pressure (Plastic Pressure) ⁷ | 40 - 70 | MPa | — |
| Screw Speed (Circumferential speed) ⁷ | max. 0.2 | m/s | — |
| Shot to Cylinder Size ⁷ | 40 - 70 | % | — |
| Vent Depth ⁷ | 0.025 - 0.076 | mm | — |
Packaging & Availability
- Regional Availability