Aluminium disc (aluminum circle blanks) rely heavily on alloy grades to decide forming performance, service life and manufacturing cost.

RAYIWELL MFG ( Top Metal) mainly supplies three mainstream alloys: 1050, 1060 and 3003. Many global buyers struggle to pick the suitable grade for cookware, lighting or hardware production. This guide breaks down their core differences, advantages and ideal usage scenarios clearly.

1. 1050 Aluminium Disc – Ultra High Purity Pure Aluminum

1050 belongs to the 1xxx pure aluminum series with aluminum content ≥99.50%.

• Core advantages: Highest thermal conductivity, super soft O temper, excellent deep drawing ability, clean matte surface with no impurity spots.
• Limitations: Low tensile strength, weak anti-rust capacity compared with 3003, easy deformation under heavy impact.
• Best applications: High-end cookware requiring uniform heat transfer, small baking pans, food-grade kitchen containers, decorative thin reflectors.
• Suitable clients: Cookware factories focused on food safety and even heating performance.

2. 1060 Aluminium Disc – Cost-Effective Universal Pure Aluminum

1060 aluminium disc contains over 99.60% aluminum, the most popular grade for mass wholesale.

• Core advantages: Balanced purity and price, great ductility for spinning and stamping, stable thickness consistency, compatible with polishing and non-stick coating. Its performance is slightly better than 1050 while keeping lower production cost.
• Limitations: Still pure aluminum without manganese additive, so anti-corrosion performance stays average.
• Best applications: Ordinary non-stick pans, rice cooker liners, lamp housings, general metal decorative blanks.
• Suitable clients: Large-volume cookware manufacturers pursuing stable quality and competitive factory price.

3. 3003 Aluminium Disc – Anti-Rust Alloy Aluminum

3003 is 3xxx manganese alloy aluminium disc, the only rust-resistant grade among the three.

• Core advantages: Manganese element greatly improves anti-corrosion and anti-oxidation capacity, higher tensile strength, resistant to humid and slightly corrosive environments. It can withstand long-term outdoor use without discoloration.
• Limitations: Thermal conductivity is lower than 1050 & 1060, slightly higher raw material cost.
• Best applications: Outdoor lamp reflectors, road traffic signs, bathroom hardware, heat sink parts, kitchen products used in wet environments.
• Suitable clients: Lighting factories, outdoor hardware manufacturers, sign production suppliers.

Quick Tips for Buyers

1. Food cookware, uniform heat needed: Pick 1050 or 1060 aluminium disc
2. Large-volume low-cost kitchenware mass production: Choose 1060
3. Outdoor, damp or anti-rust required projects: Select 3003 alloy disc

RAYIWELL MFG supports customized temper (O soft / H hard), thickness and diameter for all three alloys. We provide free samples for alloy performance testing before bulk orders. Contact our sales team to get tailored aluminium disc solutions matching your production demands.