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KINGFA PA66-NPG25
- UL94 V-0 & 5VA flame retardant PA66
- Excellent electrical insulation properties
- High thermal endurance with RTI up to 140°C
- Suitable for outdoor use with f1 rating
- Ideal for automotive, electrical, and industrial applications
Product Overview
Kingfa PA66-NPG25 is a high-performance Polyamide 66 (PA66) material designed for applications that require excellent flame retardancy, electrical safety, and outdoor durability.
This grade achieves UL94 V-0 and 5VA ratings across multiple thicknesses and meets f1 outdoor suitability, making it ideal for electrical enclosures, automotive components, and industrial control systems exposed to harsh environments. It offers superior thermal performance with a RTI up to 140°C, ensuring long-term use in high-temperature applications.
Key Properties
Flame Retardancy: UL94 V-0 and 5VA ratings for multiple thicknesses, ensuring the highest level of safety
Electrical Insulation: Excellent dielectric strength, high voltage arc tracking resistance, and comparative tracking index (CTI)
Outdoor Durability: Suitable for exposure to UV light, water immersion, and harsh outdoor environments (UL 746C f1)
High Thermal Endurance: RTI up to 140°C, suitable for long-term use in elevated temperatures
Comprehensive Safety Ratings: Meets HWI, HAI, GWFI, and GWIT standards for electrical and fire safety
Typical Applications
Outdoor Electrical Enclosures: Suitable for junction boxes and electrical cabinets exposed to outdoor elements
Connectors, Terminal Blocks, and Switchgear Components: High safety and durability for electrical components
Automotive: Under-hood components and high-temperature electrical parts for vehicles
Industrial Control Systems: Power distribution equipment and control systems used in high-demand environments
Appliances and Devices: For use in products requiring outdoor or harsh environment suitability
Technical Data (Typical Values)
Flammability
| Property | Value | Test Standard |
|---|---|---|
| UL94 Flame Rating (0.40-3.0 mm) | V-0, 5VA | UL 94 |
| Glow Wire Flammability Index (GWFI) | 960 °C | IEC 60695-2-12 |
| Glow Wire Ignition Temperature (GWIT) | 800 °C | IEC 60695-2-13 |
Electrical Properties
| Property | Value | Test Standard |
|---|---|---|
| Dielectric Strength | 20 kV/mm | ASTM D149 |
| Volume Resistivity | 1.0 × 10¹³ Ω·cm | ASTM D257 / IEC 60093 |
| Arc Resistance | PLC 5 | ASTM D495 |
| Comparative Tracking Index (CTI) | – | – |
| Inclined-Plane Tracking | 1.0 kV | ASTM D2303 |
| High Voltage Arc Tracking Rate (HVTR) | PLC 1 | UL 746A |
Thermal Properties
| Property | Value | Test Standard |
|---|---|---|
| RTI Electrical (0.40-3.0 mm) | 140 °C | UL 746B |
| RTI Impact (0.40-3.0 mm) | 125 °C | UL 746B |
| RTI Strength (0.40-3.0 mm) | 140 °C | UL 746B |
Outdoor Suitability
| Property | Value | Test Standard |
|---|---|---|
| Outdoor Suitability | f1 | UL 746C |
Why Choose Kingfa PA66-NPG25
UL94 V-0 and 5VA Flame Retardancy: Ensures high safety for electrical and electronic components
Electrical Insulation: High dielectric strength and arc resistance for use in electrical applications
Outdoor Durability: UV, water exposure, and immersion suitability for harsh environmental conditions
High Thermal Endurance: RTI up to 140°C for long-term use in elevated temperatures
Comprehensive Safety Ratings: Meets multiple electrical safety standards such as HWI, HAI, GWFI, and GWIT
