The PPA HT4 series represents a breakthrough in high-performance engineering plastics, crafted through advanced alloying technology that combines PA66 with semi-aromatic polyamide PA6I. Reinforced with 50% glass fiber, this series is engineered to deliver exceptional performance across demanding industrial applications.
| Property | Specification |
| Base Material | PA66 + polyamide PA6I (alloy) |
| Glass Fiber Content | 50% |
| Flame Retardant Rating | UL94 V-0 |
| Flame Retardant Type | Halogen-free |
| Chemical Resistance | Resistant to coolants, lubricants, industrial chemicals |
Core Properties
The PPA HT4 series stands out with a remarkable blend of properties, making it a top choice for high-stakes environments:
Superior Mechanical & Thermal Performance: Boasts excellent mechanical properties, including extreme stiffness and strength, coupled with outstanding heat resistance. It maintains consistent performance even under high-temperature, high-humidity, and long-term load conditions.
Halogen-Free Flame Retardancy: Achieves a UL94 V-0 flame retardant rating, meeting stringent international environmental and safety standards. In the event of fire, it effectively suppresses flame spread while minimizing the emission of toxic fumes and corrosive gases, ensuring both product safety and eco-friendliness.
Enhanced Stability: Thanks to 50% glass fiber reinforcement, it offers exceptional creep resistance and dimensional stability, retaining its shape and functionality under prolonged stress.
Broad Chemical Resistance: Resists degradation from coolants, lubricants, and a range of industrial chemicals, thriving in harsh operational environments.
Applications
With its robust performance profile, the PPA HT4 series is widely utilized in:
Electrical & Electronics (E&E): Connectors, terminals, and components requiring flame retardancy and high-temperature resistance.
Automotive: Under-the-hood components exposed to heat, chemicals, and mechanical stress.
Home Appliances: Housings and internal parts demanding strength, heat resistance, and safety compliance.
Processing Benefits
Injection Molding Compatibility: Offers excellent processability, perfectly suited for injection molding. It easily adapts to complex design requirements, enabling the production of intricate components with precision and efficiency.
