Professional Road Sign Aluminium Circle
The professional road sign aluminium circle is a cornerstone of modern road infrastructure. Its combination of strength, corrosion resistance, lightweight properties, and specialized surface treatments makes it the ideal foundation for the countless traffic signs that guide us daily.




By partnering with a dedicated Aluminium Circles for Road Signs Manufacturer and prioritizing quality in every aspect of road sign design, we continue to build safer, more reliable transportation networks for everyone.
Typical Specifications for Professional Road Sign Aluminium Circle
Here’s a consolidated view of common specifications for Aluminum Circle Disc for Traffic Sign and Road Sign:
| Feature | Typical Specification | Key Consideration |
|---|---|---|
| Alloy | 3003, 5052 | 5052 offers superior strength and corrosion resistance for demanding locations. |
| Temper | H14, H18, H22, H32, H34, H38 | Chosen for optimal strength, flatness, and resistance to deformation. |
| Thickness | 1.0mm (0.040″), 1.6mm (0.063″), 2.0mm (0.080″), 2.5mm (0.100″), 3.0mm (0.125″) | Varies based on sign size, wind load, and specific regulatory standards. |
| Diameter | 400mm (16″), 600mm (24″), 750mm (30″), 900mm (36″), 1200mm (48″) and other standard sizes. | Aligns with universal circular sign dimensions for various uses. |
| Surface Finish | Pre-treated (with Chromate or Non-Chrome Conversion Coating) is highly recommended. Mill finish if post-treatment is done. | Essential for ensuring long-term adhesion of reflective sheeting. |
| Edge Finish | Smooth, deburred edges | Important for safe handling, installation, and overall quality. |
Aluminum Circle Disc for Traffic Sign and Road Sign
Professional aluminum circles are essential components for high-quality traffic signs and road signs. Manufactured with precision, these discs provide durability, corrosion resistance, and lightweight performance, ensuring long-term reliability in all weather conditions.
Aluminium Circles for Road Signs Manufacturer
As a leading manufacturer, we specialize in producing aluminum circles for road signage. Our products meet international standards, offering consistent thickness, excellent surface finish, and high-quality material that ensures safety and visibility on the road.
Key Features:
- Made from 1050, 1060, or 3003 aluminum alloy
- Smooth or anodized surface finish
- High corrosion resistance
- Lightweight and easy to handle
- Suitable for indoor and outdoor traffic signs
Road Sign Design
- Circular traffic signs
- Regulatory signs
- Warning signs
- Informational signs
Table: Common Specifications for Road Sign Aluminum Circles
| Alloy | Diameter (mm) | Thickness (mm) | Surface Finish | Typical Use |
|---|---|---|---|---|
| 1050 | 300 – 1200 | 1.0 – 3.0 | Smooth, Anodized | Standard traffic signs |
| 1060 | 300 – 1000 | 1.2 – 2.5 | Brushed, Smooth | Regulatory signs |
| 3003 | 300 – 1200 | 1.5 – 3.5 | Anodized, Smooth | Warning signs, durable signage |
Types of Aluminum Circles
- Standard circular discs: Basic sizes for general traffic signs
- Custom diameter discs: Manufactured according to design specifications
- Pre-drilled circles: For easy mounting on posts and frames
Factory Production and Quality Control
Our professional factory ensures:
- High-quality raw materials: Premium aluminum alloy for excellent durability
- Advanced production process: Precision cutting, rolling, and surface finishing
- Strict quality control: Thickness, diameter, and surface tests
- Customization options: Sizes, thickness, and surface treatments as per client needs
Packaging
- Stacked on strong wooden pallets
- Protected with plastic wrapping
- Strapped securely for transport
Applications
- Traffic and road signs
- Highway safety signage
- Parking lot and directional signs
- Custom corporate or municipal signs
Why Aluminium is the Gold Standard for Road Signs
When it comes to outdoor signage, few materials can rival aluminium for its combination of performance characteristics. The environment for road signs is unforgiving, with constant exposure to weather, UV radiation, temperature extremes, and potential impacts. Aluminium excels in these conditions, making it the material of choice for professional applications.
Here are the key advantages of using aluminium for road signs:
- Exceptional Durability and Longevity: Aluminium is remarkably robust, resisting fatigue and maintaining structural integrity over extended periods. This ensures road signs remain effective and don’t need frequent replacement, saving costs and resources.
- Superior Corrosion Resistance: Unlike steel, which rusts, aluminium forms a natural, self-healing oxide layer when exposed to air. This makes it highly resistant to corrosion, especially critical in areas with heavy rain, snow, road salt, or coastal environments.
- Lightweight Advantage: Aluminium’s low density means sign blanks are significantly lighter than those made from other metals. This translates to easier and safer installation, reduced strain on signposts, lower transportation costs, and often, more cost-effective structural supports.
- Excellent Workability: Despite its strength, aluminium is relatively easy to cut, punch, and form into the precise shapes required for various road sign design specifications, whether standard circular, square, or custom profiles.
- Sustainability: Aluminium is 100% recyclable without any loss of its intrinsic properties. This makes it an environmentally responsible choice, contributing to circular economy principles in infrastructure projects.
These combined attributes solidify the aluminium circle disc for traffic sign and road sign as the optimal foundation for reliable road signage worldwide.
FAQ – Frequently Asked Questions
Q1: What alloy is best for road sign aluminum circles?
1050 or 1060 is commonly used for standard traffic signs; 3003 is preferred for extra durability.
Q2: What thickness should be used for road signs?
Typical thickness ranges from 1.0 mm to 3.5 mm depending on sign size and outdoor exposure.
Q3: Can aluminum circles be anodized?
Yes, anodizing improves corrosion resistance and surface durability.
Q4: Are custom sizes available?
Yes, we can produce aluminum circles according to your exact specifications.
Q5: How are the circles shipped?
They are packed on wooden pallets with protective film and metal straps to prevent damage.
This professional road sign aluminum circle ensures long-lasting, high-quality signage for roads, highways, and traffic systems. By choosing our factory, clients benefit from:
- Premium materials and strict quality control
- Custom size and thickness options
- Competitive pricing and reliable delivery
- Experience in producing aluminum circles for traffic applications
