Are Sublimation Mugs Microwave safe

Are Sublimation Mugs Microwave safe

One common, annoying winter occurrence is enjoying a hot beverage only to see it cool down even before you have finished drinking it. Fortunately, a microwave allows you to quickly reheat that beverage within the mug. However, the content of the mug also has an impact on whether it will be microwaved or not. So do you believe that these sublimated mugs are radiation proof via microwave?

If a mug is made of safe material in a microwave, then the radiation should not harm the sublimated mug either. The essence or substance of the mug is what really matters when using it in a microwave, the printing does not affect the radiation at all. The bottom of the mug’s care instructions will often state if it is safe to microwave the mug. Certain mugs, though, may not include care recommendations. Luckily, it is possible to determine whether a cup is microwave safe.

Today, we’ll give you the knowledge you have about sublimation mugs being microwave-safe and advice on how to check this for yourself. The article covers how to evaluate a mug’s microwave safety as well as appropriate sublimation mug care.

Read More: 7 Best Sublimation Mug Printers in 2023

Determining If a Mug is Safe for the Microwave

The best method to tell if a sublimation mug is microwave safe is through its explicit statement on the mug’s label or box. Look at the label on a mug or the box it came in to find out if it can be microwaved. The microwave-safe label typically has wavy patterns on it.

Performing a Test

You can perform a test to determine if the sublimation mug could be microwaved if there are no signs that it is safe to do so. How can one tell if a sublimation mug is suitable for microwaves? To perform the microwave-safe check on a sublimation mug, follow the steps listed below:

Step 1: Fill the mug with water that includes a label indicating it is microwave safe. Simply add the appropriate amount of water without overfilling the container so that it won’t spill.

Step 2: Place the mug that has to be tested immediately next to the water-filled, microwave-safe mug.

Step 3: After placing the mug to test and the water cup in the microwave, increase the power to the highest for one minute.

Step 4: Put on the oven gloves or a potholder. Remove the mug and water cup, and place them on the kitchen counter.

Step 5: Gently handle the mug under examination. It is unsafe to put it in a microwave when it is hot. The mug can be used in a microwave, but only if it remains cool while the water cup is hot.

Step 6: Be sure to label the mug such that you’ll know the very next occasion you can microwave it.

As mugs that have been certified as microwave-safe can overheat to the point of causing burns, so this test may be applied to them.

Materials: Which Ones to Microwave

Materials Which Ones to Microwave

It is advisable to be aware of which materials are frequently used in microwaves and which are not.

  • China, ceramics, and glasses – Such materials are usually mostly safe to put in the microwave. To be safe, this wouldn’t harm to double-check the microwave label. Perform the above-mentioned test if there is no sign.
  • Plastic – Plastic ice cream tubs and other jars intended to be frozen for food storage cannot be microwaved. Whereas many plastics are considered safe for use in microwaves, if somehow the plastic is just too thin, it may potentially disintegrate and release harmful chemicals in food or beverages.
  • Paper – Certain types of paper, including parchment, white paper plates, wax paper, towels, and napkins can actually be microwaved. Products made of brown paper shouldn’t be microwaved, nevertheless.
  • Metal is dangerous to utilize. The metal in whatever you place in the microwave could spark and start a fire. So, never put anything with metal in there. As a result, avoid microwaving aluminum foils, metal cutlery, and cups and dishes with metallic paint or metal handles.

Care Instructions for Sublimation Mugs

The durability of sublimation mugs is excellent. Any design on the sublimation mugs, though, could fade or get damaged with time if you wouldn’t take care of them. Luckily, there are a few excellent suggestions to make sure that sublimation mugs last a long period in prime condition. Here are a few indicators for preserving sublimation mugs.

1. Avoid Exposure to Hot Elements with Sublimation Mugs

Even though sublimation mugs could be dishwasher safe, the water temperature used to clean them may impact the image till it fades. So washing a sublimation mug by hand is recommended.

2. Avoid applying abrasive wipes on sublimation mugs

Avoid using an abrasive sponge while washing a sublimation mug by hand. The picture on the sublimation mug will be scratched by the rough end of dish soap, and it will eventually begin to fade. Thus to clean a sublimation mug, have clean microfiber and warm water.

3. Avoid Using Bleach or Chemicals On Sublimation Mugs

The picture on a sublimation mug will dissolve when exposed to bleach or other strong chemicals. Hence, if you want to maintain a sublimation mug appearing excellent, avoid using any strong chemicals on it. On sublimation mugs, dish soap as well as other mild soaps are acceptable to use and won’t cause the picture to fade.

4. Avoid exposing sublimation mugs to the sun

The picture on a sublimation mug will likewise deteriorate with prolonged sun exposure. For instance, do not even leave a ceramic travel mug with a sublimation print on the panel of your automobile for an extended period. To avoid the sun’s rays fading the image, keep the cup in a covered spot.


Using sublimation mugs is a simple way to add personality to your kitchen. They don’t need much maintenance and are enjoyable to drink from. One could worry if a sublimation mug is safe to use in the microwave. Perhaps all aspect of the topic related to the question was addressed in this article.

In a nutshell, sublimation mugs can go in the microwave. In order to avoid any harm, it is best to go by the microwave usage recommendations. As long as they are marked “microwave safe,” mugs constructed of ceramic, plastic, and glass are relatively safe to microwave. A mug can be unsafe to microwave if it is made of specific materials, including steel, different kinds of glass, and embellishments like vinyl.

Related: Heat Transfer Sublimation Printers, Best Sublimation Printer

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