What is Dye Sublimation Fabric Printing?

Frequently Asked Questions

Q: How do I choose the right solution for my project?
Start by defining your budget, installation environment (indoor vs outdoor), and how long you expect the display to last. If you are unsure, send us your drawings and dimensions, and our engineers will recommend the best option within 24 hours.

Q: What is the minimum order quantity?
Standard items have no MOQ. Custom colors, custom sizes, and private label packaging usually require 500–1000 pieces depending on the product. Sample orders are always welcome before bulk production.

Q: How long is the lead time?
Standard stock items ship within 3–5 working days. Custom production takes 15–25 days depending on quantity and tooling. We can also rush orders for urgent trade shows if needed.

Q: Do you ship worldwide?
Yes. We export to 40+ countries including the USA, Germany, UK, Australia, and the Middle East. We can ship by sea (FCL/LCL), air, or express courier. We handle export documentation, customs declaration, and commercial invoice preparation.

Practical Tips Before You Order

Before placing an order, always confirm three things: first, double-check your exact dimensions and corner angles against your space. Second, ask for a physical sample before mass production—what looks good on screen may feel different in person. Third, plan for spare parts (LED strips, drivers, edge strips) at the same time as your main order, because reordering small spare parts later usually costs more than the parts themselves.

For long-term projects, we recommend keeping a detailed spec sheet for every installation: what size frame, what color strip, what LED color temperature, and which driver version. This makes future replacements and maintenance much faster. EEYUN has been manufacturing SEG lightboxes, aluminum profiles, and LED strips in Hangzhou, China since 2010, and we support OEM/ODM for distributors and brand owners worldwide.

---

By definition, dye-sublimation printing is a printing technique that uses heat to embed dye onto fabric. This process allows graphics to be soft, flexible, foldable, and machine washable while maintaining bright vibrant color. Dye-sublimation fabric printing is used for a variety of products and in many everyday examples. From backlit SEG, freestanding displays, and trade show graphics, sublimated fabric prints have a variety of applications.

One of the greatest benefits of dye-sublimation printing is the permanence of the image. On fabric, we can print an image for an SEG frame and remove the image for washing in a standard washing machine if the graphic is ever soiled. The ability to do this saves on reprinting and achieves a long lasting graphic for display.

Dye-Sublimation Fabric Printing explained in 3 Steps:

1. Artwork Files

Upon artwork approval, our in-house designers send a digital file into production to begin the printing process.

2.Heating Precision

In the printing process, when the temperature reaches 383°F (195°C) the inks are embedded onto the fabric. Before the heat is applied imagery appears dull. Heating causes a chemical reaction that activates the ink creating vibrant color

3. Final Print

The result is a high-end and vibrant SEG Fabric Print. This material has become a popular solution for all types of environments due to the ability to create large sizes that can fold and ship in small packages.

Why Polyester Fabric is the Standard Substrate

Dye-sublimation ink only bonds with polyester fibers. Cotton, nylon, and natural fabrics do not work well because the dye cannot penetrate the polymer structure. This is why every SEG lightbox graphic is printed on 100% knitted polyester, typically 180–220 gsm. The knit structure stretches slightly when pulled into the silicone gasket, which lets the graphic sit perfectly flat without wrinkles.

Indoor vs. Outdoor Fabrics

Standard backlit SEG fabric is designed for indoor use and offers 25–30% light transmission, making colors look rich and glowing when backlit. For outdoor installations such as monument signs or building wraps, we offer heavier coated polyester with UV inhibitors and water-repellent finish. Outdoor fabric typically costs 20–30% more but lasts 12–24 months exposed to sunlight.

How to Care for a Printed SEG Graphic

If the fabric gets dusty, vacuum it gently or wipe with a damp microfiber cloth. For stains, hand wash with cold water and mild detergent—never bleach or dry clean. Hang dry away from direct sunlight. When storing, roll the graphic image-side out around a tube, never fold tightly, because creases can leave permanent lines in the dye-sub print.