The 4×8 2.8mm aluminium sheet (also written as 8×4 aluminium sheet) is one of the most common and widely used metal sheet sizes in the world. It is popular in construction, decoration, transportation, and industrial manufacturing.

A 4×8 2.8 mm aluminium sheet means:
- Length: 8 feet (2440 mm)
- Width: 4 feet (1220 mm)
- Thickness: 2.8 mm
This size is easy to transport, cut, and install, making it ideal for both small and large projects.
Standard Size of Aluminum Sheets




Common Aluminum Sheet Sizes
| Size (Feet) | Size (mm) | Typical Thickness Range |
|---|---|---|
| 4×8 | 1220 x 2440 mm | 0.5 mm – 6 mm |
| 4×10 | 1220 x 3050 mm | 1 mm – 6 mm |
| 5×10 | 1525 x 3050 mm | 1 mm – 6 mm |
| Custom | Any size | Based on requirement |
👉 The 4×8 aluminum sheet is considered the industry standard.
Types of 4×8 Aluminium Sheets
By Alloy Type
| Alloy | Features | Common Use |
|---|---|---|
| 1050 / 1060 | High purity, soft | Decoration, signage |
| 3003 | Corrosion-resistant | Roofing, wall panels |
| 5052 | Strong, anti-rust | Marine, automotive |
| 6061 | High strength | Structural use |
By Surface Finish
- Mill finish aluminum sheet
- Brushed aluminum sheet
- Mirror aluminum sheet
- Color coated aluminum sheet
- Embossed aluminum sheet
8 x 4 Aluminium Sheet Weight
How Heavy is a 4×8 Sheet of Aluminum?
The weight depends on thickness and alloy. The formula is:
Weight (kg) = Length (m) × Width (m) × Thickness (mm) × Density (2.7 g/cm³)
Example: 2.8 mm Aluminum Sheet Weight
| Thickness | Size | Weight |
|---|---|---|
| 2.8 mm | 4×8 ft | ≈ 22.9 kg |
Other Thickness Weight Table
| Thickness | Weight (4×8 sheet) |
|---|---|
| 1 mm | ≈ 8.2 kg |
| 2 mm | ≈ 16.4 kg |
| 3 mm | ≈ 24.6 kg |
| 4 mm | ≈ 32.8 kg |
| 5 mm | ≈ 41.0 kg |
What is the Cost of Aluminium Sheet 4×8?
The price of a 4×8 aluminium sheet depends on several factors:
Key Price Factors
- Alloy type (1050, 3003, 5052, etc.)
- Thickness (1mm, 2mm, 2.8mm, etc.)
- Surface finish (plain, coated, embossed)
- Quantity (bulk orders are cheaper)
- Market aluminum price
Estimated Price Range (Reference)
| Thickness | Price Range (USD per sheet) |
|---|---|
| 1 mm | $25 – $50 |
| 2 mm | $50 – $90 |
| 2.8 mm | $80 – $130 |
| 3 mm | $90 – $150 |
👉 For accurate pricing, it is best to request a quote from a supplier.
Is a 2mm Aluminium Sheet Strong?
Yes, a 2mm aluminium sheet is considered moderately strong and widely used.
Strength Overview
- Good for general construction
- Easy to cut and bend
- Resistant to corrosion
- Lightweight compared to steel
Comparison
| Thickness | Strength Level | Application |
|---|---|---|
| 1 mm | Low | Decorative panels |
| 2 mm | Medium | Signs, covers |
| 2.8 mm | Medium-High | Wall panels, structures |
| 3–5 mm | High | Industrial, heavy use |
👉 A 2.8 mm aluminium sheet offers better strength and durability than 2 mm.
Applications of 4×8 Aluminum Sheet
The 8×4 aluminium sheet is used in many industries.
Common Applications
- Construction and building facades
- Curtain wall systems
- Roofing and cladding
- Interior decoration panels
- Advertising boards and signage
- Transportation (truck, trailer body)
- Marine and shipbuilding
- Machinery covers
Advantages of 4×8 Aluminium Sheets
- Lightweight but strong
- Excellent corrosion resistance
- Easy to process and cut
- Recyclable and eco-friendly
- Good surface finish options
- Cost-effective for large projects
1mm Aluminium Sheet 8×4 vs 2.8mm Sheet
| Feature | 1mm Sheet | 2.8mm Sheet |
|---|---|---|
| Weight | Light | Medium |
| Strength | Low | Higher |
| Cost | Cheap | Moderate |
| Use | Decoration | Structure + decoration |
👉 Choose 1mm for light use, and 2.8mm for stronger applications.
Buying Tips for 4×8 Aluminium Sheet
When purchasing a 4×8 aluminum sheet, consider:
- ✔ Check alloy grade (5052 for strength, 3003 for corrosion)
- ✔ Confirm thickness tolerance
- ✔ Choose proper surface finish
- ✔ Compare supplier pricing
- ✔ Request samples if possible
Why Choose a Reliable Supplier?
A professional aluminum supplier ensures:
- Stable quality
- Accurate thickness
- Competitive price
- Fast delivery
- Custom size support
👉 If you are sourcing from China, working with a trusted manufacturer like WORTHWILL ALUMINUM can help ensure quality and consistency.
FAQ Section
What is the standard size of aluminum sheets?
The most common standard size is 4×8 feet (1220 x 2440 mm).
How heavy is a 4×8 sheet of aluminum?
It depends on thickness. For example:
- 2.8 mm sheet ≈ 22.9 kg
What is the cost of aluminium sheet 4×8?
Prices vary, but typically:
- $25 to $150 per sheet depending on thickness and alloy
Is a 2mm aluminium sheet strong?
Yes, it is suitable for medium-duty applications, but for better strength, 2.8 mm or 3 mm is recommended.
4×8 2.8 mm aluminium sheet For sale
The 4×8 2.8 mm aluminium sheet is a versatile and reliable material used across many industries. It offers a perfect balance between strength, weight, and cost, making it ideal for construction, decoration, and industrial use.
Whether you need a 1mm aluminium sheet 8×4 for light applications or a thicker 2.8mm or 3mm sheet for structural use, choosing the right specification will ensure the best performance for your project.