High-Quality Thermal Break Aluminum Profiles for Doors and Windows - China Suppliers & Factory
Product Introduction
The profiles adopt a PA66 nylon thermal break structure, which effectively separates heat conduction between the interior and exterior aluminum layers. This scientifically designed insulation structure significantly improves thermal insulation, heat preservation, and sound insulation performance, helping to reduce building energy consumption while enhancing indoor comfort.
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6063-T5 Aluminum Alloy
Excellent strength, corrosion resistance, and formability for long-term durability.
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Standard Wall Thickness
Options of 1.4 mm and 1.8 mm for a strong, stable, and wind-resistant structure.
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Impact & Deformation Resistant
Engineered for long-term safety and durability under demanding conditions.
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The system adopts a 110 mm frame depth design combined with 22 mm multi-chamber PA66 insulation strips, which effectively reduce heat transfer and significantly improve energy efficiency and noise reduction.
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The sealing system uses multi-cavity EPDM rubber gaskets, offering excellent resistance to oxidation, aging, and corrosion. This advanced sealing design enhances the window system's sound insulation, thermal insulation, waterproofing, and wind resistance.
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For improved drainage performance, the outer frame features a floor-drain style concealed drainage system, allowing water to discharge smoothly through pressure-guided channels while maintaining a clean and modern appearance.
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The frame structure incorporates a vertical isothermal design with triple sealing at the opening, providing excellent airtightness and water resistance while maintaining a refined aesthetic.
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The screen sash has a 52 mm visible frame width, presenting a delicate and modern light-luxury style. The glass sash adopts European standard hardware grooves, ensuring compatibility with hardware systems from many major international brands. The inner and outer frames are designed to be flush and well-aligned, creating a clean, layered, and elegant architectural appearance.
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Our profiles support dual-color surface customization for interior and exterior sides, and the surface is finished using our advanced vertical powder coating process, providing excellent weather resistance, wear resistance, and long-lasting color stability.
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As a direct source manufacturer, Golden Henghui offers a complete one-stop production service from aluminum extrusion and surface treatment to precision processing. With stable production capacity, reliable delivery, and competitive factory pricing, we provide high-performance thermal break aluminum profile solutions for system door and window manufacturers worldwide.
Frequently Asked Questions
❓ What is a thermal break aluminum profile and how does it work?
A thermal break aluminum profile uses a PA66 nylon insulation strip inserted between the interior and exterior aluminum layers. This strip acts as a barrier that interrupts the heat transfer path, significantly reducing thermal conductivity. The result is a window or door frame with greatly improved insulation performance, helping to maintain indoor temperature and reduce energy costs.
❓ What aluminum alloy is used and what wall thickness options are available?
Our thermal break profiles are manufactured using high-quality 6063-T5 aluminum alloy, which offers excellent strength, corrosion resistance, and surface finish quality. We offer standard wall thickness options of 1.4 mm and 1.8 mm to suit different structural and performance requirements.
❓ Are these profiles compatible with international hardware brands?
Yes. The glass sash is designed with European standard hardware grooves, ensuring broad compatibility with hardware systems from many major international brands. This makes it easy to integrate our profiles into various window and door system designs without modification.
❓ What surface finish and color options are available?
Our profiles support dual-color surface customization, allowing different colors for the interior and exterior sides to match diverse architectural styles. The surface treatment uses an advanced vertical powder coating process, which delivers superior weather resistance, scratch resistance, and long-lasting color stability compared to standard horizontal coating methods.
❓ How does the drainage system work in these profiles?
The outer frame incorporates a floor-drain style concealed drainage system. Water collected within the frame is guided through internal pressure-balanced channels and discharged efficiently to the outside. This design prevents water accumulation, protects the sealing system, and maintains a clean exterior appearance without visible drainage holes.
❓ Does Golden Henghui offer OEM/ODM services and custom production?
Yes. As a direct source manufacturer, Golden Henghui provides a complete one-stop production service covering aluminum extrusion, surface treatment, and precision processing. We support OEM and ODM orders with stable production capacity, reliable lead times, and competitive factory pricing for system door and window manufacturers worldwide.














