Aluminum sublimation blanks are coated metal sheets designed for heat transfer printing. They provide a smooth, durable surface for high-resolution images, perfect for photo panels, signs, and personalized gifts. Whether you use A4 aluminium sublimation sheets or 1mm sublimation metal sheets, these blanks deliver vivid color reproduction and long-lasting results.


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What Are Aluminum Sublimation Blanks?
Aluminum sublimation blanks are pre-coated metal plates made from high-quality aluminum. The coating is polyester-based, allowing inks to bond permanently during the sublimation process. These blanks are lightweight, rust-resistant, and suitable for both indoor and outdoor applications.
Main Features:
- Smooth surface for sharp image transfer
- Anti-scratch and UV-resistant coating
- Compatible with all sublimation printers
- Available in multiple sizes and finishes
- Easy to cut, press, and mount
Common Sizes and Thickness
Below is a small table showing the most popular sublimation aluminum sheet sizes and thicknesses used in the market.
| Type | Size (mm / inch) | Thickness (mm) | Finish Options |
|---|---|---|---|
| A4 Aluminium Sublimation Sheet | 210 × 297 mm | 0.45 / 0.55 / 1.0 | Glossy / Matte / Brushed |
| A3 Aluminium Sheet | 297 × 420 mm | 0.55 / 1.0 | White / Silver / Gold |
| Sublimation Metal Sheet | 12″ × 18″ | 1.0 | Gloss White / Clear |
| 1mm Sublimation Metal Sheet | Custom | 1.0 | Gloss / Matte |
| Stainless Steel Sublimation Sheet | 8″ × 10″ | 0.8 | Mirror / Brushed |
How to Use Sublimation Metal Blanks

The sublimation process is easy to follow at home or in a workshop.
| Step | Process | Temperature / Time |
|---|---|---|
| 1 | Print image on sublimation paper | – |
| 2 | Tape paper onto coated side of blank | – |
| 3 | Heat press the blank | 190–200°C for 60s |
| 4 | Remove paper and cool naturally | – |
Tips:
- Use protective film until ready to print.
- Make sure surface is clean before transfer.
- Apply even pressure for best color consistency.
Types of Sublimation Blanks
Different customers prefer different styles of sublimation metal photo blanks.
Here are some common types you can find:
| Type | Description |
|---|---|
| White Gloss Blanks | Best for photo printing, bright and clear finish |
| Matte Aluminum Blanks | Soft texture, reduces glare |
| Brushed Silver Blanks | Metallic texture for modern look |
| Gold Metal Blanks | Elegant finish for awards and gifts |
| Stainless Steel Blanks | Stronger, suitable for outdoor signage |
Applications of Aluminum Sublimation Blanks
These blanks are widely used in both commercial and personal projects:
- Photo panels and wall art
- Trophies and nameplates
- Signboards and door plates
- Custom gifts and souvenirs
- Advertising displays
- ID tags and promotional products
Sublimation metal sheets are ideal for small business owners, photo studios, and DIY crafters who want high-quality, professional results.
Why Choose Aluminum Sublimation Blanks?
Compared with paper or plastic materials, aluminum sublimation blanks have clear advantages:
- High heat resistance
- Vibrant, fade-resistant images
- Long life span (over 5 years outdoors)
- Waterproof and rustproof
- Smooth surface ensures perfect image detail
They are also lightweight, making them cost-effective for shipping and easy to handle in large batches for wholesale sublimation metal blanks.
FAQ About Sublimation Aluminum Sheets
Q1: What temperature is best for sublimation printing on aluminum?
A: 190–200°C for about 60 seconds gives the best results.
Q2: Can I use any printer for sublimation?
A: You’ll need a sublimation printer with special sublimation ink.
Q3: Are sublimation blanks reusable?
A: No, once printed, they cannot be reused.
Q4: How do I store unused blanks?
A: Keep them in a cool, dry place, away from dust and humidity.
Wholesale Supplier of Sublimation Metal Sheets
If you are looking for a metal sublimation blanks wholesale supplier, Worthwill Aluminum offers a full range of sizes and coatings. With advanced coating technology and stable production, we ensure consistent quality and fast delivery for all kinds of sublimation aluminum products.
Aluminum Sublimation Blanks
Aluminum sublimation blanks are the best choice for professional printing results on durable metal surfaces. From A3 aluminium sheets to 1mm sublimation metal panels, each product delivers vivid colors and lasting quality.
Whether you’re creating photo gifts, signage, or art, sublimation aluminum blanks make your designs shine with color and durability.