All our industrial aluminum profiles adopt premium qualified aluminum alloys, covering mainstream grades including 6063, 6061, 6060, 6005 and 6082. Different alloy specifications are flexibly matched according to the load-bearing, anti-vibration and environmental resistance requirements of vehicle and rail equipment, ensuring stable mechanical performance in high-frequency operating scenarios. To achieve unified and reliable surface quality, we provide standardized and customized surface treatments such as black anodizing, sandblasting and powder coating, as well as advanced processes including hard anodizing, color anodizing and polishing, effectively improving corrosion resistance and surface uniformity.