LNP™ ELCRES™ CRX9421
SABIC's Specialties Business LNP ELCRES CRX9421 is a semi-crystalline Polycarbonate (PC) copolymer/Polybutylene Terephthalate (PBT) opaque blend. This grade offers medium flow, UL V0 rating @ 1.5 mm, and high ductility in combination with excellent chemical resistance. It is available for custom coloring and may be an excellent candidate for a wide variety of applications that need improved chemical resistance.
Product families
- Blends & Alloys
Other characteristics
- Brand
- LNP™ ELCRES
- Density
- 1300.0 - 1300.0 kg/m³
- Polymer Name
- PC/PBT Alloy
- Processing Methods
- Injection Molding
- Note
ᶠ Measurement meets requirements as specified in ASTM D4496; 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.; 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
- Markets
- Electrical & Electronics
- Healthcare & Pharma
- Flame Rating
- UL 94 V0
- Technology
- Plastics
- Additives Included
- Flame Retardant
- Material Features
Chemical Resistant; Flame Retardant; Good Colorability; Good Environmental Stress Crack Resistance (ESCR); Good Flow; High Ductility; High Impact Resistance; Medium Flow; Pigmentable; UL Listed; Unreinforced
- Country Availability
- Canada
- China (Mainland)
- Mexico
- USA
- Potential Applications
- Insulin pump
- Infusion pump
- Dental chair components
- Ultrasound monitor
- Hospital bed components
- Surgical tools
- Imaging devices
- Certifications and Compliance
- UL 94
Technical data
Table 1 of 6
5 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Melt Flow Rate (at 250°C, 5 kgf) ¹¹ | 11.5 | g/10 min | ASTM D1238 |
| Melt Volume Rate (at 250°C, 5 kg) ¹¹ | 10 | cm³/10 min | ASTM D1238 |
| Specific Gravity ¹¹ | 1.3 | — | ASTM D792 |
| Mold Shrinkage (flow) ᶠ ¹¹ | 1 - 1.6 | % | SABIC method |
| Mold Shrinkage (xflow) ᶠ ¹¹ | 0.9 - 1.6 | % | SABIC method |
Table 2 of 6
7 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Tensile Stress (Yield, Type I, 50 mm/min) ¹¹ | 44 | MPa | ASTM D638 |
| Tensile Stress (Break, Type I, 50 mm/min) ¹¹ | 36 | MPa | ASTM D638 |
| Tensile Strain (Yield, Type I, 50 mm/min) ¹¹ | 4 | % | ASTM D638 |
| Tensile Strain (Break, Type I, 50 mm/min) ¹¹ | 59 | % | ASTM D638 |
| Tensile Modulus (at 50 mm/min) ¹¹ | 1985 | MPa | ASTM D638 |
| Flexural Modulus (at 1.3 mm/min, 50 mm span) ¹¹ | 1985 | MPa | ASTM D790 |
| Flexural Strength (at 1.3 mm/min, 50 mm span) ¹¹ | 72 | MPa | ASTM D790 |
Table 3 of 6
6 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Coefficient of Thermal Expansion (at -40°C to 40°C, flow) ¹¹ | 0.000085 | 1/°C | ASTM E831 |
| Coefficient of Thermal Expansion (at -40°C to 40°C, xflow) ¹¹ | 0.000105 | 1/°C | ASTM E831 |
| Heat Deflection Temperature (at 0.45 MPa, 3.2 mm, Unannealed) ¹¹ | 118 | °C | ASTM D648 |
| Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) ¹¹ | 66 | °C | ASTM D648 |
| Vicat Softening Temperature (Rate B/120) ¹¹ | 132 | °C | ASTM D1525 |
| Vicat Softening Temperature (Rate B/50) ¹¹ | 131 | °C | ASTM D1525 |
Table 4 of 6
7 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Izod Impact (Notched, at 23°C) ¹¹ | 590 | J/m | ASTM D256 |
| Izod Impact (Notched, at 0°C) ¹¹ | 230 | J/m | ASTM D256 |
| Izod Impact (Notched, at -30°C) ¹¹ | 150 | J/m | ASTM D256 |
| Izod Impact (Unnotched, at 23°C) ¹¹ | No break | J/m | ASTM D4812 |
| Izod Impact (Unnotched, at -30°C) ¹¹ | No break | J/m | ASTM D4812 |
| Instrumented Dart Impact Total Energy (at 23°C) ¹¹ | 54 | J | ASTM D3763 |
| Instrumented Dart Impact Energy (Peak, at 23°C) ¹¹ | 41 | J | ASTM D3763 |
Table 5 of 6
13 rows| Characteristic | Value | Unit |
|---|---|---|
| Drying Temperature ⁷ | 120 | °C |
| Drying Time ⁷ | 2 - 4 | Hrs |
| Maximum Moisture Content ⁷ | 0.02 | % |
| Melt Temperature ⁷ | 240 - 255 | °C |
| Rear - Zone 1 Temperature ⁷ | 225 - 240 | °C |
| Middle - Zone 2 Temperature ⁷ | 230 - 245 | °C |
| Front - Zone 3 Temperature ⁷ | 235 - 250 | °C |
| Nozzle Temperature ⁷ | 240 - 255 | °C |
| Mold Temperature ⁷ | 50 - 70 | °C |
| Back Pressure ⁷ | 0.3 - 0.7 | MPa |
| Screw Speed ⁷ | 50 - 100 | rpm |
| Shot to Cylinder Size ⁷ | 40 - 80 | % |
Table 6 of 6
1 row| Characteristic | Value | Unit | Method |
|---|---|---|---|
| UL Recognized (94V-0 Flame Class Rating) ᵖ ᵖ | 1.5 | mm | UL 94 |
