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Black Aluminium Spacer Bar
Roll-coated aluminum spacer bars for insulated glass, simply put, are like giving plain aluminum strips a painted coating. Before the aluminum strip is formed, a dense paint film (usually black, but some colors are also available) is pre-coated using a roller coating process. This is not only for aesthetics but also to make it more corrosion-resistant and durable. Black aluminum spacer bars are mostly made of 3003 series high-purity aluminum, with a wall thickness of 0.22–0.35mm. Common specifications include 6A, 9A, 12A, and 15A, and non-standard customization is supported. The surface can be finished in various colors such as black and gray.
Features
Renqiu City Xinjian Metal Products Co., Ltd. is one of the most reliable manufacturers and suppliers of black aluminium spacer bar in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to wholesale customized black aluminium spacer bar from our factory. Also, free sample is available.
Roll-coated aluminum spacer bars for insulated glass, simply put, are like giving plain aluminum strips a painted coating. Before the aluminum strip is formed, a dense paint film (usually black, but some colors are also available) is pre-coated using a roller coating process. This is not only for aesthetics but also to make it more corrosion-resistant and durable. Black aluminum spacer bars are mostly made of 3003 series high-purity aluminum, with a wall thickness of 0.22–0.35mm. Common specifications include 6A, 9A, 12A, and 15A, and non-standard customization is supported. The surface can be finished in various colors such as black and gray.
The coating is uniform, weather-resistant, UV-resistant, and not prone to aging, with a lifespan 3–5 times that of ordinary aluminum strips. Black aluminum spacer bars are available in inset corner type and high-frequency welded bendable type. The high-frequency welded type has seamless corners, good sealing, and is not prone to air or water leakage, making it the current mainstream choice. The small holes on the inside are neat and burr-free, providing good water absorption for desiccants and preventing fogging and condensation on the glass.
Compared to plain aluminum strips, roller-coated strips offer a more attractive appearance, better impact resistance, and slightly better heat insulation; they are also more durable than laminated strips, do not peel, and offer better value for money. Suitable for home decoration, curtain walls, etc. For ordinary households, the regular roller-coated strip is sufficient; in colder regions, the warm-edge strip is more energy-efficient.
Key Advantages and Selling Points of Black Aluminum Spacer Bar
1. Stylish Appearance, Perfectly Matching High-End Windows and Doors
Say Goodbye to Plain Silver: With the popularity of minimalist narrow-frame windows and system windows, traditional silver aluminum strips can look very jarring against certain dark or special-colored window frames. Roller-coated aluminum spacer bars (especially matte black and dark gray) maintain a high degree of consistency with the window frame material color, creating a seamless visual effect and greatly enhancing the overall grade and aesthetics of the windows and doors.
Diverse Choices: In addition to regular solid colors, special textures such as embossed and wood grain are also available to meet the personalized aesthetic needs of designers and high-end homeowners.
2. Strong Paint Film, Eliminating the Risk of Paint Chipping
Many customers worry that colored aluminum strips will chip when bent. High-quality roller-coated aluminum spacer bars utilize renowned chemical raw materials from Henkel, Germany, and advanced baking processes, resulting in a paint film with exceptional adhesion, flexibility, and hardness.
Practical Performance: Even when manufacturing insulated glass units with 90-degree or continuous bends, the paint film at the corners remains intact, without cracking or peeling, ensuring the refined edges of the finished glass.
In summary, roller-coated aluminum spacer bars are an upgrade from standard-color aluminum spacer bars, offering superior practicality and aesthetics. The Black aluminum spacer bar uses a professional roller-coating process, resulting in a uniform and durable coating. Unlike laminated types, it is not prone to peeling or delamination. It is resistant to sunlight and corrosion in daily use, maintaining its appearance even in long-term outdoor and indoor environments. Made from high-quality aluminum with standard wall thickness and meticulous workmanship, combined with seamless high-frequency welding, it boasts excellent sealing performance, effectively preventing air leakage, fogging, and condensation problems in insulated glass units, significantly extending the lifespan of windows. Compared to ordinary standard-color aluminum strips, the Black aluminum spacer bar offers a variety of colors to match various door and window decoration styles, while also balancing cost-effectiveness and durability. Whether for home doors and windows or engineering curtain walls, choosing this roller-coated aluminum spacer strip balances aesthetics, quality, and practicality, and can fully meet most daily usage needs.
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