3003 aluminum sheet for radiator water tanks

Publish Time: 2025-10-20 14:38:26Visit: 56821

Radiator water tanks demand materials that excel in thermal conductivity, corrosion resistance, and formability—and 3003 aluminum sheet stands out as the industry’s preferred choice. As a leading South Korean aluminum manufacturer, Gwangyang Aluminum delivers premium 3003 aluminum sheet tailored for radiator water tank production, meeting the rigorous requirements of automotive, industrial, and HVAC sectors worldwide. With its unique alloy composition and optimized performance, our 3003 aluminum sheet ensures radiator water tanks operate efficiently, reliably, and durably in diverse working conditions.

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Why 3003 Aluminum Sheet Is Ideal for Radiator Water Tanks

3003 aluminum sheet belongs to the 3xxx series (Al-Mn alloy), with manganese content ranging from 1.0% to 1.5% as the key alloying element. This composition endows it with properties perfectly suited for radiator water tank applications:

1. Excellent Thermal Conductivity for Efficient Heat Dissipation

Radiator water tanks rely on rapid heat transfer to cool engine coolant or industrial fluids. 3003 aluminum sheet boasts a thermal conductivity of approximately 201 W/(m·K), far superior to steel and most other aluminum alloys. This allows heat from the circulating fluid to quickly transfer to the radiator fins, ensuring efficient heat dissipation even under high-load conditions—critical for preventing engine overheating in vehicles or equipment breakdowns in industrial settings.

2. Superior Corrosion Resistance Against Coolant Fluids

Radiator water tanks are in constant contact with coolants, which may contain additives that can corrode ordinary metals. 3003 aluminum sheet’s manganese content forms a dense protective oxide layer on its surface, effectively resisting corrosion from coolants, water, and environmental contaminants. It also exhibits excellent resistance to pitting and crevice corrosion, extending the service life of radiator water tanks and reducing maintenance costs for end-users.

3. Outstanding Formability for Complex Tank Shapes

Radiator water tanks come in diverse designs with complex contours to fit tight spaces in vehicles or machinery. 3003 aluminum sheet offers exceptional formability, enabling it to be deep-drawn, stamped, and bent into intricate shapes without cracking or deformation. Gwangyang Aluminum’s advanced cold rolling mill and tension levelling equipment ensure uniform thickness (0.3-5mm) and flatness, further enhancing processability for manufacturers. Whether producing small automotive radiator tanks or large industrial cooling system reservoirs, 3003 aluminum sheet adapts seamlessly to production needs.

4. Lightweight and Cost-Effective

Compared to steel, 3003 aluminum sheet is 30% lighter, reducing the overall weight of radiators and contributing to fuel efficiency in vehicles. Additionally, its abundant raw material supply and mature production process make it a cost-effective option for mass-produced radiator water tanks. For manufacturers, this translates to lower production and transportation costs without compromising quality.

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Gwangyang Aluminum’s 3003 Aluminum Sheet for Radiator Water Tanks

Gwangyang Aluminum leverages its state-of-the-art facilities and expertise to produce high-quality 3003 aluminum sheet for radiator water tanks:

Rigorous Quality Control

Every batch of 3003 aluminum sheet undergoes strict testing, including chemical composition analysis (to ensure precise manganese content), tensile strength checks (yield strength ≥95 MPa, tensile strength 120-180 MPa), and corrosion resistance trials (meeting ASTM B117 standards). Our quality control system guarantees consistent performance across all products.

Customized Production Capabilities

We offer flexible customization to meet specific radiator water tank requirements:

Thickness range: 0.3mm-5mm
Width range: 600mm-1530mm
Length range: 400mm-6100mm
Surface treatments: Mill Finish, anodized, or coated (as per customer needs)

Our 1 slitting machine and 1 cut-to-length machine enable precise cutting, minimizing material waste and optimizing production efficiency for our clients.

Global Supply and Support

With an annual production capacity of 120,000 tons and a well-established logistics network, Gwangyang Aluminum ensures timely delivery to customers worldwide. We also provide technical support, assisting manufacturers with material selection, processing guidance, and problem-solving to streamline their production processes.

Applications Beyond Radiator Water Tanks

While 3003 aluminum sheet is a staple for radiator water tanks, its versatility extends to other applications, including:

Automotive heat exchangers
HVAC cooling coils
Industrial fluid storage tanks
Food and beverage packaging (due to its food-safe properties)

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Choose Gwangyang Aluminum for 3003 Aluminum Sheet

For radiator water tank manufacturers seeking reliable, high-performance materials, Gwangyang Aluminum’s 3003 aluminum sheet is the ideal choice. Backed by our advanced production facilities, strict quality control, and global service capabilities, we deliver products that meet and exceed industry standards.