
High Satisfaction PA66 Material K54 Thermal Barrier Strip for Doors and Windows. Superior Insulation: Thermal conductivity of 0.22-0.28 W/(m-K), 300x better than aluminum, saving energy. Noise Reduction: Provides superior acoustic performance compared to standard aluminum alloy windows. Durable Material: PA66GF25 construction offers high strength, corrosion resistance, and 30+ year lifespan. Customizable Options: Supports custom colors, laser printing, and specific profile shapes for global markets. Quality Certified: Complies with GB/T 23615.1-2009, EN 14024, and ISO 9001 standards. Fast Lead Time: 7-15 days for standard orders, ensuring quick delivery for window manufacturing. Low Water Absorption: Absorption rate under 0.8%, tested via ASTM D570, suitable for humid climates.