Aluminum Disc Blanks and Round Aluminum Blanks
Haomei Aluminum manufactures custom aluminum disc blanks and round aluminum blanks for stamping, spinning, deep drawing, stretching and further forming applications. Diameter, thickness, edge condition, surface protection and drawings-based production can all be customized.
What Are Aluminum Disc Blanks?
Aluminum disc blanks, also known as round aluminum blanks, are flat circular aluminum pieces cut, punched or blanked from aluminum sheet or coil. They are semi-finished materials used before stamping, spinning, deep drawing, stretching, machining, coating or polishing.
Unlike finished aluminum parts, an aluminum blank disc is mainly supplied as a forming blank. Customers process it into cookware, lighting parts, covers, caps, housings, containers, decorative components and various industrial parts. Because aluminum has good ductility, corrosion resistance, light weight and stable forming performance, aluminium blank disc products are widely used in many manufacturing industries.
Haomei Aluminum controls the material quality from aluminum coil selection to blanking, leveling, edge treatment, surface inspection and packing. This helps customers reduce cracking, scratches, burr problems and unstable forming results during downstream production.
Custom Aluminum Disc Blanks from Haomei Aluminum
Haomei Aluminum focuses on customized aluminum round blank production. We do not only provide standard sizes; we can manufacture according to your alloy, temper, diameter, thickness, tolerance, surface finish, edge requirement and drawing.
If you need aluminum circles for cookware production, please also visit our related page: Aluminum Circle for Cookware. For raw material supply, you may refer to Aluminum Sheet and Plate.
| Product Name | Aluminum disc blanks, round aluminum blanks, aluminum blank disc, aluminium blank disc, aluminum round blank, aluminium round blank |
| Manufacturer | Haomei Aluminum |
| Available Alloys | 1050, 1060, 1070, 1100, 3003, 3004, 5052 and other aluminum alloys according to application |
| Temper | O, H12, H14, H16, H18, H22, H24 and customized temper |
| Diameter | Customized diameter according to drawing, sample or mold requirement |
| Thickness | Customized thickness available according to forming process and final product strength |
| Surface | Mill finish, bright finish, coated surface, brushed surface, polished surface or protective film surface |
| Edge Condition | Standard punched edge, burr-controlled edge, deburred edge, smooth edge, rounded edge or special edge |
| Processing Methods | Suitable for stamping, spinning, deep drawing, stretching, press forming and machining |
| Order Type | Small batch customization and large batch production are both available |
| Packing | Moisture-proof paper, plastic film, wooden pallet, wooden case and export packing |
Features of Aluminum discs blank
- High purity and stable quality (common grades: 1050, 1060, 1070, 1100, 3003, 5052)
- Excellent formability, especially in annealed condition (O temper)
- Smooth edges without burrs, suitable for deep drawing
- Good corrosion resistance and thermal conductivity
- Customizable diameter and thickness
Aluminum discs blank Alloys & Grades
| Representative Grades | Main Features | Typical Applications |
| 1050, 1060, 1100, 1070 | High purity, excellent electrical and thermal conductivity, and formability | Cookware, tableware, lighting fixtures, capacitor shells |
| 3003 | Good corrosion resistance and formability, medium strength | Cookware, signage, electrical components, cans |
| 5005, 5052, 5754 | Excellent corrosion resistance, good balance of strength and ductility | Pressure vessels, ship components, decorative materials |
| 6061 | High strength, good weldability and corrosion resistance | Mechanical parts, automotive components, structural parts |
- Made from 99.6% pure aluminum, offering excellent corrosion resistance together with high thermal and electrical conductivity.
- Widely used for cookware, lighting components, traffic signs, electronic parts, and decorative products.
- Its excellent ductility makes it an ideal choice for deep drawing, spinning, and stamping without cracking.
- Manufactured from ultra-high-purity aluminum (99.7% minimum), providing exceptional formability and corrosion resistance.
- Commonly selected for premium cookware, electrical components, chemical containers, and lighting reflectors.
- Available in soft and semi-hard tempers to meet different forming and surface finishing requirements.
- An industrial pure aluminum alloy known for excellent workability, corrosion resistance, and thermal conductivity.
- Suitable for decorative parts, reflectors, kitchenware, signs, and various stamped components.
- Performs well in spinning, bending, deep drawing, and anodizing applications where flexibility is important.
- A manganese-alloyed aluminum grade offering higher strength than the 1xxx series while maintaining good corrosion resistance.
- Frequently used in cookware, lamp bases, roofing products, heat exchangers, and industrial equipment.
- Easy to form, stamp, weld, and coat, making it a versatile material for general fabrication.
- A magnesium-alloy aluminum with excellent strength, fatigue resistance, and outstanding performance in marine environments.
- Used for marine hardware, fuel tanks, pressure vessels, electrical enclosures, and transportation equipment.
- Supports deep drawing, bending, welding, and anodizing while maintaining excellent dimensional stability.
6061 Aluminum Disc Blanks
- A heat-treatable aluminum alloy combining high mechanical strength with excellent corrosion resistance.
- Ideal for precision-machined parts, aerospace components, bicycle accessories, and industrial machinery.
- Can be supplied in T6 and other tempers for applications requiring superior strength, machining performance, and surface finish.
Custom Diameter for Aluminum Round Blanks
Haomei Aluminum can produce aluminum round blanks in customized diameters according to your product design and processing allowance. Diameter accuracy is important for reducing material waste, improving forming stability and matching mold requirements.
We can manufacture aluminum blank disc products according to:
- Customer technical drawings
- CAD files or production documents
- Physical samples
- Stamping or deep drawing mold dimensions
- Final product size plus forming allowance
- Special diameter tolerance requirements
Small diameter aluminium round blank products are often used for caps, covers, nameplates and electronic parts. Larger round aluminum blanks are commonly used for cookware, lampshades, reflectors, pressure vessel parts, containers and industrial components.
Custom Thickness Available
Thickness is one of the key factors that affects the forming performance and final strength of aluminum disc blanks. Haomei Aluminum supplies customized thickness according to customer applications, product depth, mechanical strength and forming process.
Thin aluminum blank discs are usually selected for labels, tags, decorative covers, light stamping parts and electronic components. Thicker aluminum round blanks are more suitable for cookware, pressure cooker parts, automotive components, electrical housings, tanks and structural parts.
Our team can help you choose suitable thickness based on:
- Stamping, spinning, deep drawing or stretching process
- Required forming depth
- Final product strength
- Alloy and temper condition
- Surface finish requirement
- Edge condition and tolerance requirement
Request a Quote for Aluminum Disc Blanks
Please send us your alloy, temper, diameter, thickness, quantity, edge requirement, surface requirement and drawing if available. Our sales and technical team will reply with a suitable quotation and production recommendation.
Request a QuoteIf your project requires strict thickness tolerance or special flatness, please send your drawing, sample or technical data to Haomei Aluminum before ordering. We will review the requirement and provide a suitable production plan.
Edge Treatment Options
The edge quality of aluminum disc blanks directly affects downstream processing. Sharp burrs may scratch molds, damage protective film, affect coating quality or cause defects during stamping and deep drawing.
Haomei Aluminum provides several edge treatment options:
- Standard punched edge
- Burr-controlled edge
- Deburred edge
- Smooth edge
- Rounded edge
- Special edge treatment according to customer drawing
For high-speed stamping, spinning or deep drawing production, we usually recommend burr-controlled or deburred aluminum round blanks. Better edge condition helps protect molds, improve forming consistency and reduce production loss.
Surface Protective Film Available
For products that require a clean, decorative or scratch-free surface, Haomei Aluminum can supply aluminum disc blanks with protective film. Protective film helps prevent scratches, fingerprints, oil stains and transportation damage before or during processing.
Protective film can be applied on one side or both sides according to customer requirement. It is often selected for:
- Lighting reflectors and lampshades
- Decorative aluminum parts
- Electronic housings
- Nameplates and signs
- Kitchenware and cookware parts
- Polished, brushed or coated aluminum blanks
If your product requires anodizing, color coating or decorative finishing after forming, you may also review our related materials: Anodized Aluminum Sheet Coil and Color Coated Aluminum Coil.
Surface Finish Options for Aluminum Disc Blanks
Mill Finish Aluminum Disc Blanks
Supplied directly from the rolling mill without additional surface treatment. Mill finish aluminum disc blanks provide a clean natural appearance, reliable thermal conductivity, and the most economical solution for cookware, lampshades, road signs, and general metal stamping.
Non-stick Coated Aluminum Disc Blanks
Coated with PTFE or ceramic systems before forming, these aluminum blank discs are designed for cookware manufacturers. The coating offers excellent food release, heat resistance, and easy cleaning while maintaining good forming performance.
Color Coated Aluminum Disc Blanks
Finished with PE or PVDF coating for long-lasting color and weather resistance. The coating remains stable during stamping and spinning, making these discs suitable for decorative panels, bottle caps, and signage.
Polished Aluminum Disc Blanks
Available with a bright polished surface for applications requiring high reflectivity and an attractive finish. Widely used in lighting reflectors, decorative components, cosmetic packaging, and premium household products.
Brushed Aluminum Disc Blanks
Produced with a uniform brushed texture that creates a modern metallic appearance while helping conceal fingerprints and minor scratches. Suitable for appliance panels, control knobs, and decorative accessories.
Anodized Aluminum Disc Blanks
Anodizing creates a durable oxide layer that improves wear resistance and corrosion protection. Various colors are available to meet decorative and functional requirements for electronics, cookware, and industrial parts.
PVC Film Protected Aluminum Disc Blanks
A removable protective film is applied to prevent scratches, dirt, and handling damage during transportation, fabrication, and assembly. Ideal for products with strict surface quality requirements.
Deep Drawing & Spinning Quality Disc Blanks
Manufactured with excellent grain structure and supplied mainly in O temper for demanding forming operations. These aluminum disc blanks deliver smooth edges, excellent ductility, and stable performance in deep drawing and metal spinning applications.
| Product Type | Additional Key Parameters | Common Alloy / Temper Recommendations |
| Mill Finish aluminum discs blank | Surface free of oil, scratches, and black spots. | 1050 / 1060 - O/H14 |
| Spinning / Deep Drawing Quality Discs | Grain size: controlled at 0.025-0.040mm; Ear formation rate: < 3%. | 1050 / 3003 - O temper |
| Polished aluminum discs blank | Reflectivity: usually 85% - 95% (Mirror Finish). | 1050 / 1085 - H18 |
| Brushed aluminum discs blank | Grain direction: Long line (Straight line) or Short line (Scratched). | 5052 / 1050 - H14 |
| Anodized aluminum discs blank | Film thickness (Micron): 5μm - 25μm; Hardness: ≥200HV. | 5052 / 1100 - H14 |
| Non-stick Coated aluminum discs blank | Coating thickness: 2 layers (25μm) or 3 layers (35μm); Scratch resistance: tested with coin hardness. | 3003 / 1050 - H14/H24 |
| Color Coated / Prepainted aluminum discs blank | Coating type: PE (indoor) / PVDF (outdoor); Gloss: Matte / Gloss optional. | 3003 / 3105 - H14 |
| PVC Film Protected aluminum discs blank | Film type: standard transparent film, blue film, black/white laser film; Adhesion: low / medium tack. | Suitable for all precision-finished surfaces |
Small Batch and Large Batch Custom Production
Haomei Aluminum supports both small batch and large batch production of aluminum blank disc and aluminium round blank products.
For new projects, customers may need a small quantity of aluminum disc blanks for mold testing, sample production or pilot runs. We can assist with trial orders to help confirm alloy, temper, thickness, diameter, edge quality and forming performance.
For mature projects and stable production lines, Haomei Aluminum can arrange continuous large-volume supply with consistent quality, regular delivery and export packing.
Our Production Support Includes:
- Flexible order quantity support
- Stable aluminum coil and sheet raw material supply
- Fast production scheduling for repeat orders
- Consistent diameter and thickness control
- Surface inspection before shipment
- Custom packing for domestic and export delivery
- Long-term supply cooperation for industrial customers
Drawing-Based Aluminum Blank Disc Production
If your project has strict size, tolerance, surface or edge requirements, Haomei Aluminum can manufacture custom aluminum disc blanks according to drawings. Customers can send technical drawings, CAD files, product samples or mold information. Our production team will check the requirement and confirm feasible manufacturing details before production.
To receive an accurate quotation, please provide the following information:
- Required aluminum alloy and temper
- Diameter of the aluminum round blank
- Thickness and tolerance
- Edge condition requirement
- Surface finish requirement
- Protective film requirement
- Quantity for trial order or mass production
- Packing requirement
- Application industry and forming process
- Drawing, sample photo or CAD file if available
Clear technical information allows Haomei Aluminum to recommend a suitable alloy, temper and processing solution, helping customers reduce forming defects and improve production efficiency.
Suitable for Stamping, Spinning, Deep Drawing and Stretching
Haomei Aluminum produces round aluminum blanks with stable ductility, clean surface and reliable dimensional control. According to different end uses, we recommend proper alloy and temper combinations to support better forming results.
For Stamping
Aluminum blank disc products used for stamping require good flatness, clean surface and controlled edges. They are widely used for caps, covers, signs, electrical parts, hardware components and decorative blanks.
For Spinning
Spinning requires the aluminium blank disc to have uniform thickness and good ductility. Haomei Aluminum supplies aluminum round blank products for lampshades, reflectors, cookware, containers and decorative shells.
For Deep Drawing
Deep drawing applications need stable elongation and suitable temper. Soft temper aluminum disc blanks are commonly used for pots, pans, pressure cooker parts, bowls, tanks and industrial containers.
For Stretching
When round aluminum blanks are stretched into complex shapes, the material must resist cracking, tearing and uneven deformation. Haomei Aluminum controls alloy, temper and surface quality to improve processing stability.
Applications of Aluminum Discs Blank
- Cookware: Base materials for pots, frying pans, pressure cookers, non-stick pans, skillets, woks, aluminum pots, kettles, baking trays.
- Lighting Industry: Reflectors and lampshades, LED covers, reflective shields, lighting housings, etc.
- Traffic Signs: Traffic indicators, warning signs, speed limit signs, prohibition signs, etc.
- Electronics: Capacitor housings, heat sink blanks, motor end covers, battery casings.
- Automotive Parts: Automotive lampshades, sensor housings, decorative covers.
- Daily Hardware: Bottle caps, cigarette cases, badges, signs.
- Packaging Industry: Food cans, beverage cans, cosmetic containers, including bodies and lids.
- Other Fields: Decorative parts, medical device components, aluminum rods for cold extrusion blanks, etc.
Quality Inspection Process for Aluminum Disc Blanks
Every batch of aluminum disc blanks supplied by Haomei Aluminum goes through multiple inspection procedures before shipment. From raw material selection to finished products, each stage is monitored to ensure consistent quality, reliable forming performance, and stable dimensions for industrial production.
Surface Inspection
Each aluminum disc blank is visually inspected to ensure a clean, uniform surface without scratches, dents, oxidation marks, oil contamination, or other imperfections that could affect anodizing, coating, deep drawing, or spinning.
Dimensional Verification
Diameter, thickness, flatness, and tolerance are measured using precision inspection equipment. Strict process control helps maintain excellent consistency across large production batches and custom specifications.
Edge Condition Check
After blanking, the disc edges are carefully examined for burrs, cracks, and deformation. Additional deburring is performed when required to provide smooth edges for stamping and deep drawing applications.
Mechanical Property Testing
Mechanical properties including tensile strength, elongation, and hardness are verified according to customer specifications and international standards, ensuring dependable forming performance in demanding manufacturing processes.
Material Traceability
Every production batch can be traced back to its original aluminum coil, allowing complete production records and quality documentation to be maintained throughout the manufacturing process.
Final Packing Inspection
Before delivery, finished aluminum disc blanks are checked for quantity, labeling, packaging integrity, and surface protection to reduce the risk of damage during international transportation.
Why Choose Haomei Aluminum?
Haomei Aluminum is a manufacturer with experience in aluminum sheet, coil, circle and blank processing. We understand how material quality, temper stability, surface condition and edge control affect final forming performance.
Haomei Aluminum Manufacturing Advantages
- Direct factory supply of aluminum disc blanks and round aluminum blanks
- Custom diameter and custom thickness available
- Multiple aluminum alloys and tempers for different forming processes
- Suitable for stamping, spinning, deep drawing and stretching
- Edge treatment options for better mold protection and processing stability
- Protective film available for scratch-sensitive applications
- Small batch trial orders and large batch production supported
- Production according to drawings, CAD files or physical samples
- Quality inspection before shipment
- Export packing for international customers
Our goal is to help customers receive stable aluminum blank disc materials, reduce forming problems, improve production efficiency and maintain long-term supply reliability.
Typical Sizes of Aluminum Discs Blank
| Disc Size | Diameter | Thickness |
| 4 inch aluminum disc blank | 101.6 mm | 1 mm to 10 mm |
| 5 inch aluminum disc blank | 127 mm | 1 mm to 10 mm |
| 6 inch aluminum disc blank | 152.4 mm | 1 mm to 10 mm |
| 8 inch aluminum disc blank | 203.2 mm | 1 mm to 10 mm |
Chemical Composition of Aluminium Discs Blank
| Alloy | Si | Fe | Cu | Mn | Mg | Zn | V | Ti | Other | Al |
| 1050 | 0.25 | 0.4 | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 | 0.03 | 0.03 | 99.5 |
| 1060 | 0.25 | 0.35 | 0.05 | 0.03 | 0.03 | 0.05 | 0.05 | 0.03 | 0.03 | 99.6 |
| 1070 | 0.25 | 0.25 | 0.04 | 0.03 | 0.03 | 0.04 | 0.05 | 0.03 | 0.03 | 99.7 |
| 1100 | 0.95 | 0.95 | 0.05-0.2 | 0.05 | / | 0.1 | / | / | 0.05 | 99 |
| 3003 | 0.6 | 0.7 | 0.05-0.2 | 1.0-1.5 | / | 0.1 | / | / | 0.15 | 96.95-96.75 |
How We Produce Custom Aluminum Disc Blanks
- Requirement Confirmation: We confirm alloy, temper, diameter, thickness, tolerance, edge requirement, surface condition, quantity and application.
- Raw Material Selection: Suitable aluminum sheet or coil is selected according to forming performance and customer specification.
- Blanking or Cutting: Aluminum round blanks are punched or cut according to required diameter and tolerance.
- Edge and Surface Processing: Edge treatment and protective film can be arranged if required.
- Quality Inspection: Diameter, thickness, surface, flatness and edge condition are checked before packing.
- Packing and Delivery: Products are packed with moisture-proof materials, wooden pallets or wooden cases for safe transportation.
FAQ – Aluminum Disc Blanks
Can Haomei Aluminum customize the diameter of aluminum disc blanks?
Yes. We can manufacture aluminum disc blanks in customized diameters based on your drawings, samples, mold dimensions, or finished product requirements.
Can the thickness of round aluminum blanks be customized?
Yes. Custom thicknesses are available. Simply provide your forming process, strength requirements, and application details, and our engineers will recommend the most suitable specification.
Are aluminum blank discs suitable for deep drawing?
Yes. Haomei Aluminum supplies soft temper aluminum disc blanks in suitable alloys for deep drawing, spinning, stamping, and stretching applications, ensuring excellent formability and stable performance.
Can you provide aluminum disc blanks with protective film?
Yes. Protective film can be applied to one or both sides of the aluminum disc blanks to minimize scratches and surface damage during transportation, storage, and fabrication.
Do you accept small batch orders?
Yes. We support small trial orders for testing, prototyping, and sample evaluation, as well as large-volume production for long-term supply programs.
Can you produce aluminum round blanks according to drawings?
Yes. We manufacture aluminum round blanks based on technical drawings, CAD files, or physical samples. Send us your specifications, and we will review them and provide a competitive quotation.