How Long Does It Take Polycrylic To Cure. On average, polycrylic paint can be subjected to light use 24 hours after the paint was applied but it will take an average time of 48 hours for the polycrylic paint to fully cure. I'm not sure if they were talking about the type of poly i used, though.
How long does it take for minwax polycrylic to dry? To the touch, polycrylic will dry in about 30 minutes time but should not be handled until 1 complete hour after you apply. Apply my stain, wiping off the excess liquid before it dries, then the next day apply a clear finish.
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Whatever the problem is if it isn't dry i would expect the polycrylic to peal off. As far as the polycrylic under normal circumstances polycrylic will dry hard enough to use overnight even if it's humid. If it takes a half day to dry, you will have a temperature/catalyst problem. 30 days will tacky stain eventually dry?