30 Sublimation Tips We Actually Use

A lot of tip lists are compiled by AI or collected from across the web, but this one is different. We run a phone case brand and we supply the blanks, so everything below came out of our own shop, our own mistakes, or a customer call that taught us something.

Skim it, take what applies, and bookmark this page for the next time something is keeping your prints from being perfect!

General setup

1. Write everything down, and back it up. Keep a log of every job: the blank, the press, the temperature, the time, the pressure, and whether it came out right. This is the single highest-yield habit in sublimation and almost nobody does it. This is especially important when you are learning a new process or working with a new product. When something works you want to be able to repeat it exactly, and when something fails you want to know what changed. Keep your artwork backed up in two places while you are at it, external drive and cloud, because designs are the one part of this business you cannot re-buy.

2. Control your environment. Sublimation is sensitive to humidity and temperature, and this catches a lot of people off guard. Damp paper and damp blanks give you inconsistent color, and a garage that swings forty degrees between morning and afternoon will give you different results from the same settings. Store paper and blanks somewhere dry and stable, and keep them sealed until you use them. On the other hand, sublimation printers need a certain level of humidity to properly coat the print, so we recommend having a humidity sensor visible in your work area. If your prints were fine last week but not working today, it's a good thing to check.

3. Buy a printer and ink you can get support for. What matters is available ICC profiles, a warranty someone will honor, and ink you can reorder without hunting. Once you convert a printer to sublimation ink you cannot go back, so choose one you intend to keep. 

4. Choose a press by its features, not its badge. Three things decide whether a press is right for you: whether it holds an even temperature across the whole platen, whether pressure is adjustable and repeatable, and whether the platen is big enough for the largest thing you plan to make. Uneven heat is the most common reason a good blank comes out blotchy, and a cheap press usually fails on that first point. Buy for the work you are actually doing rather than the work you imagine doing later.

5. Get the accessories that solve real problems. Heat conducting rubber pads for uneven items, a vapor kit if you press textiles, and Nomex pads for ceramics. You do not need all of these on day one. Add them as the products you sell demand them.

6. Set up a surface that can take heat. Presses are heavy and they get hot. A solid table, an outlet not shared with other high draw appliances, ventilation, and somewhere to let pressed items cool flat. A folding table is a bad idea and you will only learn that once. We also keep a marble slab on our work table so that we can transfer items off the heat press and cool them rapidly.

7. Use design software you will actually open. The best software for you is the one you will not avoid. Most people starting today do fine in Canva, which is free to begin with and runs in a browser. If you came to sublimation from a cutting machine you already have Cricut Design Space or Silhouette Studio, and either is enough to get real work out the door. Adobe Photoshop and Illustrator are the professional answer and worth growing into if you are designing seriously, but they are not where you have to start. Skill with a simple tool beats a subscription you don't know how to use.

Process

8. Use good ink and watch the date. Brand name sublimation ink, stored properly, used before it expires. We recommend sticking with whatever brand of ink you choose, because once you dial in the color settings you want to maintain consistency.

9. Match your paper to your substrate. High release paper transfers more of its ink and suits soft, absorbent materials like fabric. Standard paper holds back more and suits hard surfaces. Using one paper for everything is a quiet source of inconsistency.

10. Judge substrate on coating, not price. A cheap blank is almost always a thin or unevenly applied coating, and it shows up as washed out color at correct settings, or as one unit looking great and the next from the same box looking dull. Order a small quantity from any new supplier and press several from the same lot before you commit.

11. Protect your press, and use the right barrier for the job. Put something between your press and your work, every time. We stock and use Teflon sheets for heat protection and they do the job well. Uncoated white butcher paper is the cheap disposable option and is what many people reach for first. Whichever you use, replace it when it discolors, because a barrier carrying ink residue from an earlier job will transfer that residue to your next one.

12. Tape your transfer down. Heat resistant tape, every time, no exceptions. A transfer that shifts even slightly during the press gives you a ghosted double image, and the blank almost always gets blamed for it. This is probably the most common avoidable failure we hear about.

13. One setting per substrate, not one setting for everything. People find a temperature and time that worked once and then apply it to every product they own. Aluminum, MDF, PU leather, linen, neoprene, and glass all behave differently and all want different numbers. Our heat press settings page lists what we use for each, and those are a starting point to adjust from, because two presses set to the same number rarely read the same at the platen.

14. Buy test kits before you burn real inventory. Cheap test material exists so you can learn a technique without destroying a box of product. Use it.

15. Test with a solid black square. Print a solid black square, press it on a scrap of whatever substrate you are about to run, and look at the result. Black is where problems show themselves first, which is what makes it worth testing with.

What we see: if the black comes out brown or green instead of a true deep black, it is usually one of two things. Your heat settings are the obvious one. The other, and the one people miss, is whether the print was fully dry before you pressed it. A transfer that has not had time to dry will shift your color even when the press is set correctly, which is maddening precisely because nothing about your settings changed.

Here are some additional guidelines:

• greenish means under-sublimated, so add time or heat
• brownish means over-sublimated, so cut time or heat
• blotchy edges mean not enough pressure
• cloudy or hazy surface means too much pressure

16. Clean the blank before you press it. A lint free cloth over every surface. Dust and fingerprints do not survive the press, they become part of the print. Also be sure not to touch the sublimation print and let it dry thoroughly.

17. Pull the transfer immediately, then cool flat. Leaving a hot transfer sitting on the finished piece is a reliable way to create ghosting. Peel while hot, then let hard substrates cool on a flat surface rather than stacking them. If something still comes out wrong, our troubleshooting guide has photos of what each failure mode actually looks like. We also recommend keeping a marble slab on your work surface to help cool off hot items.

Design

18. Design in RGB. Your printer uses CMYK ink, but sublimation drivers and inks are built around the wider RGB gamut. 

19. Use 200 DPI minimum at final print size. Not 72. A web graphic that looks sharp on screen will look soft on an aluminum insert. Check the resolution at the size you are actually printing, not the size the file happens to open at.

20. Mirror your image. Everyone forgets this once. Some people forget it twice. This applies when sublimating on items where you place the print face down on the substrate. There are a few types of products that you actually print on the underside, such as glass photo panels, so mirroring is not necessary in that case.

21. Remember you cannot print white. There is no white sublimation ink. The color of your blank is the color of every white area in your design. Plan around that instead of fighting it, and choose blank colors as a design decision rather than an afterthought.

22. Start from a template. Placement and bleed are where good designs go wrong, especially on cases with camera cutouts. Our printing templates are free and sized per product, and using them costs less than pressing a misaligned first run.

23. Get color management right once, then leave it alone. The correct ICC profile for your printer and paper combination, plus consistent print settings you do not change job to job are essential. You will need to spend time testing the colors any time you change printers, computers, ink or paper.

Selling

24. Build a Wall of Shame. Pin your failures up near the press. It sounds like a joke and it is genuinely the best training tool in a small shop, because you stop repeating a mistake once you have to look at it every day.

25. Love the product, but let the market pick the designs. We tell people to start with a product they love and we mean it, because you will spend a lot of hours with it. Your own taste is a good guide to what to make but not always the best guide to what will sell on it. Some of our best selling designs are ones we would never hang in our own homes.

26. Photograph your work and post it. With permission where it involves a customer's design. Real pressed product photographed in real light outsells a rendered mockup, every time.

27. Sell in clusters, because that is how people buy. Most customers do not buy one of everything. Depth inside one category beats breadth across many, whether you are stocking or selling. There is more on this in how to pick a niche and grow it.

28. Take it to events. Craft fairs, car shows, pet events, school sports. Personalizing something in front of a customer converts at a rate online listings cannot touch, and it tells you what people ask for.

29. Build something that reorders. A lot of sublimation work is a one-time gift, and a customer who bought a memorial keepsake is not coming back next month. Somewhere in your product mix you want the opposite: an item a business, team, school, or club needs again on a schedule. It might be less exciting to make but it is what carries you through a slow season. When you are deciding what to add next, ask whether it is bought once or bought repeatedly, because the answer matters more than the margin.

30. Price for the value, then beat the expectation. Custom work is worth more than blank cost plus a margin, and underpricing is the most common mistake we see in new shops. Then give people slightly more than they paid for: better packaging, a spare, a note. That is what turns one order into a repeat customer.

Where to go next

If you are still deciding whether this is a hobby or a business, start with what sublimation blanks are and how they work and starting a sublimation business from home. Everything else lives in our resource library.

If a tip here does not match what you are seeing at your press, call us. We would rather talk it through than have you guess.

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About the authors

We are the family behind abbyrose and Innosub USA. What started as our daughter Abby's teenage phone case business out of the garage grew into a brand that has done over two million dollars in lifetime sales, and in 2025 we came full circle by purchasing Innosub USA, the very supplier that sold Abby her first blanks. Today we both make the products and supply the blanks, which means when you order from us you are buying from people who press this material every day. No minimum orders, fast US-based shipping, and a real person on the phone who has actually done what you are trying to do.