
Factory Price PA66 Material 40mm Polyamide Thermal Break Strip for Doors&Windows. Superior Thermal Insulation: Thermal conductivity of 0.22-0.28 W/(m-K), 300x better than aluminum. High Strength & Durability: 2120 MPa tensile strength with a 30+ year lifespan for long-term use. Noise Reduction Performance: Superior acoustic performance compared to standard aluminum alloy windows. Customizable Solutions: Supports custom mold design, laser printing, and specific profile shapes. International Certification: Compliant with GB/T 23615.1-2017, EN 14024, and AAMA TIR-A8 standards. Weather & Corrosion Resistance: Excellent resistance to weather, alkali, and corrosion for extended service life. Energy Saving Efficiency: Significantly reduces household electricity consumption in summer and winter.