Epoxy Resin Mixing Ratio Chart. Epoxies with a mix ratio of between 1:1 or 2:1 are more 'goof proof' as they can accept mixing errors much better than epoxies with a 'wide' mix ratio. The ratio of resin and hardener needed to make.

The ratio of resin and hardener needed to make. Epoxies with a mix ratio of between 1:1 or 2:1 are more 'goof proof' as they can accept mixing errors much better than epoxies with a 'wide' mix ratio. 11 rows the correct epoxy resin mixing ratio.