How to use sublimation paper on mugs?

Using sublimation paper to customize mugs is a popular and creative way to create personalized drinkware. The process involves transferring a design from sublimation paper onto a specially coated mug using heat and pressure. Here's a step-by-step guide to help you get started:

Sublimation printer with sublimation ink;
Sublimation paper;
Sublimation-coated mug (must have a polyester coating for the ink to bond);
Mug heat press or mug wrap (a specialized heat press for mugs);
Heat-resistant tape (to secure the design);
Heat-resistant gloves (for safety);
Parchment paper or Teflon sheet (to protect the design);
Scissors (to trim the design).

Step 1: Design and Print Your Image
Create or select your design using graphic design software (e.g., Photoshop, Canlva, or CorelDRAW).
Mirror the Image: Flip the design horizontally (mirror image) before printing. This ensures it transfers correctly onto the mug.
Print the design onto sublimation paper using a sublimation printer and ink.
Allow the ink to dry for a few minutes.

Step 2: Prepare the Mug
Use a mug that is specifically coated for sublimation. Regular mugs will not work because the ink won't bond to the surface.
Clean the mug with a lint-free cloth and isopropyl alcohol to remove any dust, oils, or residue.

Step 3: Trim and Position the Design
Trim the sublimation paper to fit the mug, leaving a small border if necessary.
Wrap the design around the mug with the ink side facing the mug.
Use heat-resistant tape to secure the paper in place. Make sure the design is smooth and free of wrinkles.

Step 4: Protect the Design
Wrap the mug tightly with parchment paper or a Teflon sheet to protect the design and ensure even heat distribution.

Step 5: Heat Press the Mug
Preheat your mug heat press or mug wrap to the appropriate temperature:
Temperature: 190-210°C
Time: 150-180 seconds (2.5-3 minutes)
Place the mug into the heat press and tighten it securely to apply even pressure.
Start the timer and allow the heat press to work.
Once the time is up, carefully remove the mug from the heat press.

Step 6: Peel the Paper
Allow the mug to cool for a few minutes.
Gently peel off the sublimation paper to reveal the design.
If the design looks faded or incomplete, you may need to increase the temperature, pressure, or time slightly for future transfers.

Step 7: Finish and Cure
Let the mug cool completely before handling or using.
Wash the mug by hand to preserve the design (avoid dishwashers, as they can cause the design to fade over time).

Use High-Quality Materials: The quality of the mug, sublimation paper, and ink will affect the final result.
Test Your Design: Do a test transfer on a spare mug to ensure the colors and settings are correct.
Avoid Overheating: Excessive heat can cause the design to blur or the mug to crack.
Work in a Clean Area: Dust or debris on the mug can affect the transfer.

If you don't have a mug heat press, you can use a convection oven, though results may vary:
Preheat the oven to 380-400°F (193-204°C).
Wrap the mug with the design and secure it with heat-resistant tape.
Place the mug on a baking sheet and bake for 10-15 minutes.
Carefully remove the mug and let it cool before peeling off the paper.