How Long Does Epoxy Resin Take to Cure Completely?

October 20261 min read

October 2026

7 Things That Affect Curing

  1. Resin formulation
  2. Resin-to-hardener ratio
  3. Temperature
  4. Pour thickness
  5. Amount of resin mixed
  6. Pigments or additives
  7. Humidity and working conditions

Fusion Vitro 2:1 has a typical cure time of around 18–20 hours, while Flex 3:1 is designed around a longer casting cure process.

Always follow the specific product instructions.

Use the Fusion Resin Calculator before mixing.

Shop Fusion Vitro 2:1 or Fusion Flex 3:1.

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