The sublimation process

Trends come and go, but bold, long-lasting designs are never going out of style, especially when those prints can be easily replicated, personalized, and affordably produced.

Sublimation printing allows decorators to reproduce vivid, full-color images that resist scratching, chipping, peeling, and fading when properly produced. The process is also remarkably inexpensive, with ink and paper costs running around a penny per square inch for most standard prints.

It’s a versatile print solution that can produce custom prints, even photographs, on everything from mugs and apparel to photo panels, puzzles, glass blocks, and home decor. For many decorators, a single breakout product is all it takes to build a profitable business around sublimation.

Before you invest in equipment or start promising custom orders to clients, it helps to understand what sublimation is, how it works, what you need to get started, and its limitations.

What is sublimation?

Sublimation, sometimes called dye-sub or dye-sublimation, is a decorating technique that uses heat and pressure to transfer a special sublimation ink directly into a gas, bypassing the liquid phase entirely. That gas penetrates polyester fibers or polyester-coated surfaces and then cools back into a solid, making the image a permanent part of the substrate rather than sitting on top of it.

This scientific bond is what sets sublimation apart from methods like heat-transfer vinyl, UV-LED printing, or screen printing, which apply ink or material to the surface of a product. Sublimated designs are infused into the material itself, which is why they hold up so well over time and why the finished prints feel smooth to the touch with no raised texture.

Understanding the sublimation process

Sublimation is a big word for a straightforward process! After printing your design on special sublimation paper, the process begins with the application of heat and pressure to your sublimation blank. Here’s a detailed breakdown of the steps:

Step1. Create the design

Everything starts with a digital file. Whether it’s a logo, photograph, or original artwork, the design should be crafted or prepared using graphic design software like Adobe Photoshop or Illustrator. For optimal color accuracy, ensure the file is in CMYK color mode, and remember to mirror the image before printing to guarantee proper transfer.

Step 2. Print onto sublimation transfer paper

Utilize a dedicated sublimation printer, like an Epson SureColor F170 or a Sawgrass SubliJet SG1000, equipped with specialized sublimation dye inks, to print the mirrored design onto coated sublimation transfer paper. You will need sublimation-specific papers, as it’s designed to hold the dye until heat is applied, at which point the dye transforms into gas.

Step 3. Prepare the blank

Once you have your print ready, it’s time to press! Whether your substrate is a polyester T-shirt, a polyester-coated mug, or a metal photo panel, you’ll want to ensure the item is clean, dry, and free from lint or moisture. For fabrics, a lint roll and a brief pre-press of five to 10 seconds removes wrinkles and any moisture that might interfere with the transfer. A simple wipe-down is typically adequate for hard goods to remove any dust or debris. You’ll also want to ensure any protective masking is removed before you press.

Step 4. Position & secure the transfer

Place the printed transfer paper ink-side down against the substrate, securing it with heat-resistant tape around all edges. This prevents any shifting during pressing, which could result in ghosting or blurred edges in the final image.

Step 5. Apply heat & pressure

Insert the substrate and transfer into a heat press, convection oven, or mug press. You can find details about time, temperatures, and pressure for specific blanks on jpplus.com under “Tech Tips and Downloads.” Follow the instructions for your specific item, and during this phase, the heat converts the solid dye into gas, allowing it to penetrate the polyester fibers or coating and bond at a molecular level.

Step 6. Peel, cool & inspect

After pressing, carefully remove the transfer paper (be careful, it’s hot!). Allow the item to cool, as the dye solidifies within the substrate, embedding the design permanently. Conduct a quick quality check for color saturation, complete coverage, and clean edges to confirm the print is ready for packaging or delivery.

What you need to get started

Sublimation has a relatively low barrier to entry with a high rate of return. A functional setup can be assembled for as little as $1,500, depending on the quality and capacity of the equipment.

Here’s the full checklist of what you’ll need to start sublimating:

• Sublimation printer: Epson and Sawgrass are popular options.
• A way to apply heat and pressure: This could be a heat press, a convection oven, or a mug press.
• Sublimation ink: You’ll need special sublimation inks. These will often come with your printer.
• Sublimation transfer paper: You need special sublimation-specific transfer paper.
• Blow-out paper: If you’re using a heat press, this will help protect your platen from any ink that has off-gassed.
• Heat-resistant tape: Since sublimation requires high temperatures, you’ll need a heat-resistant tape to avoid melting.
• Polyester-coated blanks: Sublimation requires a polyester-coated blank that is light colored or white.
• Design software: You’ll need to create your designs using design software. Certain models and printers offer this as part of the printer package.
• We also recommend scissors, heat gloves, and a computer to run your printer.

Workspace basics

Sublimation requires a flat, heat-safe surface for the press, adequate ventilation, and storage for blanks and supplies. You can easily set up a sublimation station without sacrificing a lot of square footage!

What can you make with sublimation?

The product versatility is one of sublimation’s strongest selling points. JPPlus.com offers hundreds of sublimation-ready blanks. Some examples are listed below:

Soft goods

• T-shirts, scarves, hats, and visors
• Tote bags, pouches, and garden flags
• Mouse pads and polyester technology accessories

Hard goods

• Ceramic mugs, tumblers, and water bottles
• Metal photo panels, license plates, and signs
• Glass blocks, ornaments, and decorative tiles
• Puzzles, coasters, and wind spinners
• Pet tags, keychains, and luggage tags

Personalization & custom orders

Sublimation offers a unique opportunity for personalization because each print is produced digitally from a design file; there is no setup cost per design. That makes it ideal for one-off custom orders, small-batch runs, names and numbers on team jerseys, photo gifts, and seasonal or event-based merchandise.

Limitations of sublimation

Sublimation is powerful, but it’s not a universal solution. Understanding its constraints upfront prevents costly mistakes and disappointed customers.

No white ink

Sublimation ink is transparent, which means there is no way to print true white. Designs rely on the substrate’s own color for any white areas in the image. This is why sublimation blanks are almost always white or very light colored.

Polyester or polymer coating required

Sublimation bonds only with polyester fibers or polymer-coated surfaces. It does not work on 100% cotton, uncoated wood, bare metal, or natural fiber fabrics like silk. For cotton garments, alternative methods like direct-to-film or heat-transfer vinyl are better suited.

Light-colored substrates only

Because the dye is transparent, it only shows up vibrantly on white or light-colored surfaces. Dark or black substrates will not display the design properly. If dark garment printing is a core part of your business, sublimation alone will not cover it.

UV sensitivity

Sublimated prints can fade over time if permanently exposed to direct sunlight. For outdoor applications or items left in sun-exposed windows, this is worth noting both for your own production decisions and for setting customer expectations.

Print size limitations

The maximum printable area is constrained by the size of your heat press platen and your printer’s width. Large-format sublimation requires larger, more expensive equipment, so product size is something to factor into your initial investment decision.

Should you invest in sublimation?

Sublimation offers a rare combination in the decorating world: professional-quality output, low startup costs, minimal per-print expense, and genuine versatility across both hard and soft goods. For businesses looking to add personalization capabilities, launch a product line, or expand an existing decoration operation, it’s one of the most accessible entry points available.

The smartest way to begin is simple: pick one product category, invest in a solid entry-level setup from a reliable vendor, learn the process thoroughly on that substrate, and let demand guide your expansion. The equipment is affordable, the learning curve is manageable, and the market for personalized, full-color products is not slowing down.