High Premium 3003 Grade Aluminum Sheet Precision Engineered For Radiator Fins
Introducing our High Premium 3003 Grade Aluminum Sheet, meticulously engineered for radiator fin manufacturing. This product features a precise chemical composition that ensures excellent formability, superior corrosion resistance, and consistent thermal performance. Packaged with a maximum coil Outer Diameter (OD) of 1700mm, this aluminum sheet is the ideal solution for efficient and reliable radiator core construction.
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Precision Thickness Control: Our advanced hot-rolling technique allows for strictly adjustable thickness tolerances. This ensures uniform fin spacing and optimal airflow, maximizing the cooling efficiency of your radiators.
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High Versatility: Beyond standard radiator applications, this alloy's excellent formability and corrosion resistance make it suitable for a wide range of fabricated products, offering flexibility for manufacturers.
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Superior Surface Quality: Features include corrosion resistance, heat resistance, polished surface finish, no stains, and smooth edges for optimal performance and appearance.
| Feature | Detail | Feature | Detail |
|---|---|---|---|
| Core Feature | Over 90% Aluminum | After-Sale Service | Yes |
| Design Style | Traditional / Industrial | Application | Radiator Fins / Heat Exchangers |
| Brand Name | SUNHOPE | Quality | High Quality |
| Thermal Conductivity | 0.035 | Grade | High |
| Operating Temperature | Up to 200°C | Type | Alloy or Non-Alloy |
| Surface Treatment | Vertical Bright, Transition Matte, or Two-Way Bright | Technique | Hot Rolled |
| Parameter | Details / Range |
|---|---|
| Alloy Grade | 3000 Series: 3003, 3004, 3102, 3105 |
| Temper | O, H12, H14, H16, H22, H24, H26, H28, T4, T6 |
| Thickness | 0.20 mm - 8.00 mm |
| Width | 2400 mm (Max) |
| Coil ID (Inner Diameter) | 75mm, 150mm, 200mm, 300mm, 400mm, 508mm (or negotiable) |
| Coil Weight | 1000 - 5000 kgs |
| Coil OD (Outer Diameter) | 1700 mm (Max) |
For over 15 years, SUNHOPE has been a leading manufacturer and developer specializing in automotive radiator and condenser components, exporting globally. Our expertise encompasses the entire radiator production line.
- Factory Setup Support: We assist international clients in establishing local radiator/condenser manufacturing plants, providing tailored solutions based on 15+ years of industry knowledge.
- Comprehensive Equipment Supply: We supply complete production lines (including CKD kits) and offer pre-sales & after-sales technical support. Our engineers provide on-site installation guidance.
- Full Component Supply: SUNHOPE is your single source for all essential radiator and condenser hardware and plastic components, guaranteeing supply chain reliability and finished product quality.
- Technical Expertise: As equipment users ourselves, we possess deep operational understanding, enabling us to quickly identify and resolve potential production issues.


- Extensive Mould Inventory: Over 200 proprietary head plate moulds covering most popular global vehicle models.
- Equipment Expertise: 10+ years of hands-on radiator manufacturing experience allows us to recommend and source optimal machinery for your needs.
- Superior After-Sales Support: Strong partnerships with equipment providers ensure prompt and effective service. Our user perspective enables faster, more accurate problem-solving.
- True One-Stop Solution: From factory design, equipment supply, and component sourcing to technical support - SUNHOPE delivers seamless integration for successful radiator production startup and operation.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.

