Heat Resistance Limits on Epoxy in Dishwasher

Safe Temperature Range for Epoxy Resin

Most domestic dishwashers operate at or below 70°C, which happens to be the maximum recommended temperature for several popular epoxy resins, including EpoxyFood and other clear coatings. Keeping dishwasher cycles within this range can help maintain the appearance and structure of your resin surface. Exposing epoxy to temperatures beyond this limit can lead to softening, warping, or dulling of the gloss finish over time.

Extending the Life of Epoxy-Coated Items

To maximise the durability of resin finishes, use gentle dishwashing settings and avoid high-heat “intensive” cycles if possible. It’s best to skip the drying cycle or allow coated pieces to air dry, as prolonged exposure to high temperatures can stress the resin. For kitchenware coated with food-safe resin, also be mindful not to use them for baking or hot food items above the recommended threshold.

When This Matters Most

• Frequent dishwasher use: Choose resins explicitly rated to at least 70°C for kitchen or tableware.
• Food contact: Always opt for certified food-safe epoxy when items may touch food, such as EpoxyFood.
• Heat-prone environments: Avoid dishwashing if temperatures or usage could exceed 70°C, or for items intended for high-heat serving.