Why Is My Sublimation Transfer Fading? (and How To Fix It)

There is nothing quite like the excitement of peeling back your butcher paper to reveal a freshly pressed sublimation project—and nothing quite as frustrating as seeing a design that looks dull, faded, or patchy.

If your transfers aren’t popping with the vibrant, crisp colors you expected, don’t panic! Sublimation is a science, and a few minor tweaks to your process can completely transform your results.

Here are the four most common culprits behind faded sublimation transfers and exactly how to fix them.

1. The Fabric Blend Isn’t Right

Sublimation ink chemically bonds only with polyester fibers or special polymer coatings. If you try to sublimate onto a 100% cotton t-shirt, the ink will have nothing to grip onto. It might look okay right after pressing, but it will almost completely wash out the very first time it hits the laundry.

• The Fix: For fabric projects, always aim for blanks with at least 65% polyester content. The closer to 100% polyester you get, the brighter and more vivid your design will be. If you’re working with hard surfaces like coasters, tumblers, or photo panels, ensure they are explicitly marked as “sublimation blanks” with a pre-applied polymer coating.

2. Time, Temperature, or Pressure is Off

Sublimation requires a perfect trifecta: the right heat, the right amount of time, and enough pressure to force the gas into the material.

• Too little heat/time: The ink won’t fully turn into a gas, leaving the print faint.
• Too much heat/time: You can actually “burn” the ink, causing the colors to shift, go brown, or look faded.
• Weak pressure: The transfer paper needs to be tightly pressed against the blank so the gas doesn’t escape out the sides.
• The Fix: Every blank is different! Always check the recommended settings from your supplier. A good baseline for many blanks is 190°C to 200°C for about 45 to 60 seconds with medium-to-firm pressure, but always adjust based on the specific item you are pressing.

3. You Pressed the Wrong Side of the Paper

It sounds simple, but it happens to the best of us! Sublimation paper has a bright white, slightly textured printing side and a backing side (often marked with lines or a brand logo). If you accidentally print on the back, the ink won’t transfer properly to your blank.

• The Fix: Check your printer tray loading instructions carefully. Ensure you are printing on the smooth, bright white side of the paper.

4. Moisture is Trapped in Your Blank

Moisture is the ultimate enemy of a clean sublimation transfer. If there is any humidity trapped inside your fabric or blank, it turns to steam when the heat press hits it. This steam creates a barrier between the ink and the item, leading to uneven, patchy, or faded spots.

• The Fix: Always pre-press your blanks! Give your t-shirts, coasters, or tote bags a quick 5 to 10-second press before adding your design to bake out any hidden moisture and flatten any wrinkles.

Ready for Perfect Presses?

Achieving flawless sublimation just takes a little practice and the right materials. If you’ve checked your time and temperature and you’re still getting dull results, it might be time to upgrade your blanks. Check out our latest arrival of premium sublimation blanks and high-quality crafting supplies to ensure your next project turns out flawless!