Sublimation gets oversold and misordered in equal measure. Understand the chemistry and its two hard constraints, and it becomes obvious when dye-sub wins outright and when embroidery, screen print or heat transfer is the smarter call.
How dye-sublimation actually works
In sublimation, the design is first printed with disperse dyes onto transfer paper, then heat and pressure (around 200 °C) convert that dye directly from solid to gas. The gas penetrates and bonds with polyester fibres, which open under heat and lock the colour in as they cool. Because the dye becomes part of the fibre rather than sitting on it, there is no hand-feel, no cracking and no peeling — the print cannot be felt and will not wash off. This is also why sublimation only works on polyester, or polyester-coated surfaces.
The two hard constraints
Sublimation has two non-negotiable limits, and most failed sublimation jobs ignore one of them. First, the substrate must be polyester (ideally 100%, certainly 60%+) — the dye has nothing to bond to on cotton, so a cotton tee cannot be sublimated. Second, it works by adding colour, so it needs a light base — you cannot sublimate a light design onto a dark garment, and white areas of the design are simply where the fabric shows through. If your garment must be cotton, or dark with a light logo, sublimation is the wrong method.
Where sublimation is unbeatable
When the constraints are met, sublimation does things no other method can:
- All-over and edge-to-edge prints — full-garment graphics and seam-to-seam designs that screen print and embroidery cannot reach
- Photographic and gradient artwork — unlimited colours and smooth gradients at no extra cost per colour
- Zero hand-feel — ideal for performance and athletic wear where a printed layer would trap heat or crack on stretch
- Durability — the print lasts the life of the garment with no fading, cracking or peeling, even through industrial wash
- Per-unit colour economy — adding colours does not raise cost the way extra screens do
Where it loses to other methods
| Method | Substrate | Durability | Full-colour / photo | MOQ economics |
|---|---|---|---|---|
| Sublimation | Polyester, light only | Excellent (in-fibre) | Excellent | Low setup, great for small runs |
| Embroidery | Most fabrics | Excellent | No (thread colours) | Per-stitch, premium feel |
| Screen print | Most fabrics | Good (cure-dependent) | Limited (per-colour screens) | Cheap at high volume |
| Heat transfer | Most fabrics | Moderate (can peel) | Good | Low setup, small runs |
For a dark cotton jacket with a two-colour logo, screen print or embroidery wins. For a polyester sports shirt with an all-over team graphic, nothing else comes close.
When to choose dye-sub
Reach for sublimation when the garment is polyester and light-coloured, the design is full-colour, photographic or all-over, and hand-feel or stretch matters — sports kit, cycling wear, performance polos, mascots, and event apparel with complex artwork. Because setup is cheap (no screens, no digitising), it also suits small runs and one-offs where screen-print setup would not amortise. Skip it the moment the spec calls for cotton, dark grounds with light logos, or a simple one-colour mark that embroidery would render more cheaply and with a premium feel.
Not sure if sublimation fits your job?
Send us your artwork and garment, and we will tell you whether dye-sub, embroidery, screen print or heat transfer gives the best result and price — and quote it both ways if it is a close call.
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