This is one of the most common questions customers ask when buying ceramic sublimation mugs. The answer is: it depends on the quality and craftsmanship of the mug. High-quality ceramic sublimation mugs are generally safe for use in microwaves and dishwashers, but attention to detail is still required.

✅ Can sublimation mugs be used in microwaves?

High-quality ceramic sublimation mugs have excellent heat resistance and can withstand high temperatures without deformation or release of harmful substances. Especially for products like our TOPSUB series:

Made of food-grade ceramic and safe and non-toxic sublimation coating;

The printed pattern is fixed by high-temperature thermal transfer technology and is not easy to fade.

The cup itself does not contain metal components, so there is no need to worry about arcing in the microwave.

⚠Tips: Please avoid putting ceramic mugs with metal edge decorations in the microwave to avoid safety risks.

✅ Can sublimation mugs be used in the dishwasher?

High-quality sublimation cups usually use triple spray coating (such as AAA-grade coating) in the process, which has high wear resistance and corrosion resistance. They have passed SGS testing and can withstand repeated washing in daily dishwashers:

The pattern does not fade or peel.

The cup body is impact-resistant and scratch-resistant.

It can be used in household and commercial dishwashers.

We recommend: If you need to keep the pattern colorful for a long time, please use the upper soft wash mode of the dishwasher or wash it by hand.

Why are sublimation cups suitable for daily use?

It has good heat preservation performance and lasts longer than glass cups.

The pattern is bright and not easy to fade.

It can be used in multiple scenarios: office, home, gifts, and customized e-commerce.

Sublimation cup supports microwave heating for daily use.

It can be washed repeatedly, and the pattern remains as new.

This is why more and more customers in the market choose customized ceramic sublimation cups.

Common application scenarios of ceramic sublimation cups

Why choose our TOPSUB ceramic sublimation cups?

As China’s leading ceramic coffee mugs wholesale supplier, TOPSUB provides a variety of microwave and dishwasher-safe ceramic sublimation mugs that meet the high standards of the global market:

Customized service (OEM/ODM): Printable brand LOGO, patterns, holiday elements, etc., suitable for e-commerce, corporate customization, and gift promotion.

Rich product variety: Provide color-changing cups, white porcelain cups, couple cups, cups with spoons, mugs, and other styles.

Strong production strength: With more than 20 printing lines and 3 sublimation coating spraying lines, the daily production capacity reaches tens of thousands.

Global certification guarantee: All cup materials have passed food-grade tests such as SGS, FDA, and LFGB.

Global export: Products are popular in Europe, the United States, Southeast Asia, Australia, South America, and other places, and are deeply trusted by customers.

Conclusion

If you buy high-quality ceramic sublimation mugs such as TOPSUB, they can be used in microwave ovens and can be safely put into dishwashers. They are not only practical and beautiful, but also have extremely high brand promotion value.

If you are looking for a wholesale manufacturer of ceramic sublimation mugs that can be used in microwave ovens and dishwashers, please contact us. We provide great prices, flexible customization services, and fast delivery support.

Consultation email: topsub@topsub.cn