Your first month of sublimation printing
Sublimation printing clicks surprisingly fast. Your first mug transfer happens in ten minutes. But the first month is where you sort out color profiles, pressure settings, and which blanks actually work. Here's what to expect, and how to shortcut the frustrating parts.
By Colin B. · Published June 15, 2026
Photo by Steven Roxas on Unsplash
Sublimation printing is one of the more satisfying craft hobbies to pick up because the feedback loop is so fast. You design something, print it, press it, and thirty seconds after you open the press you know exactly how it went. Compare that to, say, woodworking, where a mistake reveals itself three days later during finishing.
The first month is mostly about calibration, not creativity. Your printer, your heat press, and your blanks each have their own quirks, and the first twenty prints are really you learning those quirks rather than making things. That’s fine. Here’s what to expect.
Week one: your first ten mugs
Start with mugs. Not shirts, not tumblers, not phone cases. Mugs.
Here’s why: an 11oz white sublimation mug is forgiving in all the ways that matter for a first project. The flat-ish surface area is easy to tape and wrap. The press time is short (180 seconds). The blanks cost about $1.50–2.00 each in bulk, so a mistake doesn’t sting. And the result, a mug with your own design on it, is immediately, objectively satisfying.
Before you press your first mug, learn these three things:
Mirror your design. You print the image reversed, face-down on the blank. When the ink sublimates, it transfers correctly oriented. Forgetting to mirror is the most common first-week mistake. Every design software has a flip-horizontal option. Use it before every print.
Use heat tape. Tape all four edges of your sublimation paper to the mug before pressing. Any movement during or after the press causes ghosting, a blurry double-image that ruins the transfer. It’s not recoverable. Tape first, every time.
Temperature and time for 11oz white ceramic mugs: 400°F (204°C) for 180 seconds, firm pressure. This is the community-standard starting point and it works on most polymer-coated mugs. You’ll fine-tune from there, but start here.
Your first mug probably won’t be perfect. The color might be slightly off, or the edges might be a little washed out. That’s normal. Note the temperature, time, and pressure you used, then adjust slightly on the next one. After five or six mugs you’ll have your settings dialed in.
Week two: understanding color
Color in sublimation is the hardest part to get right, and it’s the reason a lot of beginners get frustrated.
What you see on screen is not what you’ll get on the blank. Sublimation transfers print with different color behavior than your monitor, and the gap between “vibrant on screen” and “a bit muted on the blank” is real. There are two ways to close it.
ICC profiles. These are color-translation files that tell your printer how to shift its ink output so the final transfer looks like what you designed. If you’re using a Sawgrass printer, Sawgrass CreativeStudio has profiles pre-loaded and handles this automatically. If you’re using a converted Epson, you’ll download the ICC profile for your specific printer and install it in your print driver. The r/SublimationPrinting wiki has profiles for every common Epson EcoTank model.
Print test swatches. Before you commit a full design to a blank, print a 2-inch color swatch grid on sublimation paper and press it onto a blank piece of fabric or a test tile. This gives you a reality-check on how your printer’s output looks after sublimation without wasting a full blank.
Colors that tend to shift the most in sublimation: oranges and reds often go slightly pink, blues can go slightly green, and dark gray can print more purple than expected. Once you’ve done a few test swatches on your specific printer, you’ll know which colors to nudge in your design software before printing.
Week three: shirts and the polyester rule
Once your mug settings are reliable, shirts are the natural next project.
The polyester rule is non-negotiable: you need 100% polyester blanks. Sublimation dye bonds to polymer, not cotton. A 65/35 polyester-cotton blend gives you a transfer that looks fine when dry but loses 40-50% of its vibrancy in the first wash. A 100% cotton shirt won’t take the dye at all; the color sits on the surface and washes off completely.
Wash and pre-press your shirts before printing. New polyester fabric releases moisture when heated. If you press without pre-washing, that moisture becomes steam under the platen and causes ghosting. A quick run through the wash and a 30-second pre-press at your heat press temperature drives the moisture out before your actual transfer.
Pressure is more critical on shirts than on mugs. A mug press is a fixed cylinder; contact is even by design. A flat heat press requires you to set the pressure knob so the platen makes full, even contact with the shirt surface. If you’re getting light spots or uneven color across a shirt, pressure (not temperature) is usually the culprit. Adjust the knob a half-turn tighter and test again.
The standard settings for 100% polyester shirts: 385–400°F, 45–60 seconds, firm even pressure. Some thin fabrics do better at 60 seconds than 45; thicker performance polyester can handle the full 60 easily.
Week four: when things go wrong
By the end of the first month you’ve pressed enough blanks that you’ve probably run into at least a few problems. Here’s the quick diagnostic:
Ghosting (blurry double image): Paper moved during or after pressing. Fix: use more tape, peel the paper immediately after opening the press (don’t let it cool on the blank), and hold the blank still while opening.
Washed-out color: Usually temperature or time too low, wrong-side-up paper, or missing ICC profile. Run the checklist in order before adjusting.
Light spots or uneven coverage: Pressure problem on flat goods, or fingerprint oils on hard goods. Wipe mugs and tiles with isopropyl alcohol before every press.
Bleed outside the design edges: Too much time or too much heat. The ink is re-sublimating slightly past the design boundaries. Reduce time by 10–15 seconds.
Colors look great when dry but fade in the wash: Your blanks aren’t 100% polyester. Check the tag.
What comes next
After your first month you’ll have dialed-in settings for mugs and shirts, a feel for color behavior on your specific printer, and probably a growing collection of prototypes. That’s the foundation.
The most common next steps:
Tumblers. 20oz skinny tumblers are the most popular small-business sublimation item. You’ll need a cylindrical heat press attachment or a dedicated tumbler press. The process is similar to mugs but requires shrink-wrap sleeves (which hold the transfer against the curved surface) and slightly higher temperatures. Once you have a tumbler press, the per-item production time drops to under ten minutes.
Hard goods variety. Coasters, keychains, and ornaments are fast to press, cheap per blank, and popular as seasonal gifts. Each surface has its own time and temperature, so start with one material and master it before adding another.
Bulk ordering blanks. At month one you’re still testing, so small packs make sense. Once your settings are stable, buying mugs in 50–100 packs and shirts by the dozen drops your cost per item significantly and makes selling at craft fairs or online actually profitable.
The learning curve in sublimation is front-loaded. The hard part is weeks one through three. After that, each session builds on what you already know, and the process becomes genuinely fast.
Ready to buy your setup? See our sublimation printing gear guide for the specific printer, heat press, paper, and blanks to start with.