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This product is a premium aluminum circle / disc blank, engineered ideally for lighting fixtures and cookware applications. With high thermal and electrical conductivity, excellent reflectivity, and deep-drawing capability, it serves dual roles in manufacturing lampshades, reflectors, as well as cookware bottoms or lids.
You can choose from multiple alloy grades, tempers, thicknesses, and diameter ranges to match your design requirements and fabrication processes.
Our Lighting & Cookware Aluminum Circle / Disc series are manufactured from premium alloys such as 1050, 1100, 3003, and 5052, each selected for its unique balance of reflectivity, thermal conductivity, and formability. Whether you are producing lamp reflectors, LED housings, or cookware bases, we deliver precise, burr-free discs optimized for your process needs.
High reflectivity & surface finish — optimized for lighting reflectors and lamp shades
Excellent thermal / electrical conductivity — ideal for cookware heat distribution and lamp heat dissipation
Deep drawing & stamping friendly — blanks suitable for shaping into pots, pans, lamp parts
Lightweight & durable — aluminum’s low density and corrosion resistance
Alloy & size flexibility — available in 1xxx / 3xxx / 5xxx series, custom diameter & thickness
Precision tolerances — smooth edges, accurate sizing, minimal burrs
Alloys Supported: 1050, 1060, 1100, 3003, 5052 etc. (depending on strength vs formability)
Tempers: O, H12, H14, H18 etc.
Thickness Range: e.g. 0.4 mm – 4 mm (customizable)
Diameter Range: up to 1200 mm+ (or more with custom tooling)
Surface Conditions: mill finish, pre-anodized, polished, coated, reflective finish
Lighting Fixtures & Reflectors: Lamp shades, LED reflectors, street lighting discs—utilizing the high reflectivity and precision blanks for efficient light distribution.
Cookware Components: Bottoms, lids, pizza pans, frying pan discs — leveraging excellent heat conduction and formability.
Dual-Use Designs: Some designs combine lamp and cooking functionality (e.g. heat lamps) where a single disc serves both purposes.
Decorative & Architectural Lighting: Aluminum disc blanks are used for architectural pendants, decorative lighting covers, offering lightweight and polishable surfaces.
Aluminum Circle Discs are widely used in the manufacturing of kitchen cookware, including pots, pans, frying pans, woks, baking trays, and pressure cooker bases.
The high thermal conductivity of aluminum ensures even heat distribution, reducing hot spots and improving cooking efficiency — ideal for both domestic cookware and commercial-grade kitchen equipment.
Its lightweight yet strong structure allows easy handling during cooking while maintaining durability under repeated heating cycles. The smooth, burr-free surface also makes it easy to bond or laminate with non-stick coatings such as PTFE (Teflon), ceramic, or anodized layers for extended service life.
When applied in multi-layer composite cookware, aluminum discs are often used as the core heat-spreading layer bonded with stainless steel or copper, combining aesthetics with high performance.
Typical cookware applications:
Non-stick frying pan base discs
Pressure cooker and rice cooker bottoms
Baking sheet blanks and pizza pans
Induction-compatible composite bases
Wok and sauté pan forming blanks
(Illustration: “Cookware Assembly Diagram” showing aluminum disc base bonded between stainless layers for even heat transfer and structural stability.)
Key Parameters Cookware Manufacturers Focus On:
| Property | Importance | Description |
|---|---|---|
| Thermal Conductivity | ★★★★★ | Ensures fast and uniform heating during cooking |
| Formability / Deep Drawing | ★★★★★ | Allows forming into complex pan or pot shapes without cracking |
| Thickness Uniformity | ★★★★☆ | Prevents uneven heating or warping during use |
| Surface Finish / Cleanliness | ★★★★☆ | Supports non-stick coating adhesion |
| Corrosion Resistance | ★★★★☆ | Withstands moisture, oils, and detergents |
In the lighting industry, aluminum circle discs are the preferred material for producing lamp shades, reflectors, LED housings, and industrial light components.
The natural high reflectivity of aluminum (up to 86–92% after polishing or anodizing) maximizes light efficiency, helping to achieve brighter, energy-saving fixtures.
Its malleability allows intricate 3D shaping, spinning, or stamping, enabling the production of complex lighting geometries — from flat reflective plates to deep-drawn domes for street lamps, spotlights, and decorative pendant lights.
Anodized or mirror-finish surfaces can further enhance corrosion resistance, aesthetic appearance, and light diffusion.
(Illustration: “Lighting Assembly Diagram” showing reflector and lampshade structure made from polished aluminum discs for optimal light distribution.)
Common lighting applications:
LED lamp reflectors and diffusers
Streetlight and tunnel light housings
Ceiling light reflector panels
Industrial high-bay and low-bay lighting shells
Decorative lampshades and pendant covers
Key Parameters Lighting Manufacturers Focus On:
| Property | Importance | Description |
|---|---|---|
| Reflectivity | ★★★★★ | Directly affects luminous efficiency and brightness |
| Surface Finish Quality | ★★★★★ | Required for anodizing, polishing, and coating uniformity |
| Thickness Tolerance | ★★★★☆ | Influences forming precision and stability |
| Formability & Ductility | ★★★★☆ | Enables spinning, stamping, or deep drawing without surface cracks |
| Corrosion Resistance | ★★★★☆ | Essential for outdoor or humid environments |
| Feature / Performance | Lighting Aluminum Disc | Cookware Aluminum Disc |
|---|---|---|
| Primary Function | Reflectivity & heat dissipation | Heat conduction & durability |
| Preferred Surface Finish | Polished / Anodized / Mirror | Mill finish / Coated / Laminated |
| Forming Process | Spinning / Stamping / Embossing | Deep drawing / Bonding / Press forming |
| Typical Thickness Range | 0.4 – 2.0 mm | 1.0 – 5.0 mm |
| Alloy Preference | 1050, 1100, 3003 | 1060, 3003, 5052 |
| Performance Focus | Reflectivity, corrosion resistance | Heat conductivity, mechanical strength |
| Application | Recommended Alloy Grades | Key Advantages |
|---|---|---|
| Lighting Fixtures | 1050 / 1100 / 3003 | High reflectivity, excellent surface polishability, easy for spinning & anodizing |
| Cookware Manufacturing | 1060 / 3003 / 5052 | Superior thermal conductivity, strength, corrosion resistance, perfect for deep drawing & heat distribution |
1050 / 1100 Aluminum — extremely high purity (>99%) and superior reflectivity (up to 92%), perfect for lamp reflectors and decorative lighting covers.
3003 Aluminum — added manganese improves strength and corrosion resistance, making it a balanced choice for both lighting and cookware.
5052 Aluminum — higher magnesium content, providing excellent toughness and fatigue strength, ideal for heavy-duty cookware bases and industrial applications requiring durability.
1060 Aluminum — exceptional thermal conductivity and easy formability, widely used for pressure cookers, pans, and induction base discs.
| Property | Lighting Use (1050 / 1100 / 3003) | Cookware Use (1060 / 3003 / 5052) |
|---|---|---|
| Reflectivity | ★★★★★ | ★★★☆☆ |
| Thermal Conductivity | ★★★★☆ | ★★★★★ |
| Strength & Hardness | ★★★☆☆ | ★★★★★ |
| Formability | ★★★★★ | ★★★★☆ |
| Corrosion Resistance | ★★★★☆ | ★★★★★ |
| Surface Finish Quality | Mirror / Anodized | Mill / Laminated / Coated |
Tips:
➡ Lighting demands alloys with high reflectivity and polishability (1050, 1100).
➡ Cookware requires stronger, more heat-conductive materials (3003, 5052).
Both share the same benefits of lightweight, corrosion resistance, and excellent formability.
Whether for lighting systems or kitchen cookware, aluminum circle discs combine lightweight construction, thermal efficiency, and excellent formability.
Their adaptability across industrial lighting, home appliances, and cookware production makes them one of the most versatile aluminum materials in modern manufacturing.
With precise tolerances, consistent surface finish, and customizable alloys, these discs are trusted by lighting manufacturers, cookware brands, and OEM suppliers worldwide.
Strict Quality Control: 100% inspection for thickness, flatness, surface finish
Custom Support: We accept custom diameter, thickness, alloy, and coating orders
Advanced Manufacturing: Support for CC / DC (cold / hot rolled) processes to match drawing or stamping requirements
Reliable Supply: Stable raw material sourcing, export-ready packaging, global logistics
A: It’s a blank aluminum disc used to fabricate lamp reflectors, lampshades, or lighting fixture parts, leveraging its reflectivity, durability, and low weight.
A: Common alloys include 1050, 1060 (for higher conductivity), and 3003 or 5052 (for better strength and formability).
A: Typically discs range from 100 mm up to 1200 mm+ in diameter, thickness between 0.4 mm and 4 mm (or customized to spec).
A: Yes, surface treatments like anodizing, polishing, or reflective coating can be applied based on design requirements.
A: With precision blanking, deburring, and edge polishing techniques, we deliver smooth-edge discs ready for stamping or finishing.
