If you execute, you"ll have actually a second bond in between the epoxy and the varnish. One of epoxy"s toughness is its ability to penetrate wood and form a matrix through the timber fibers. It also gives a waterproof "difficult candy shell" to usually soft and porous wood.

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Unfortunately, epoxy has practically no UV resistance.

Putting epoxy on optimal of the varnish means that you will should rearea it when it turns milky and starts to come off from UV exposure.

In boatbuilding, the epoxy seals the hardwood, then the varnish goes on over top to give the epoxy the UV protection it demands. Epoxy additionally gives a much more secure base for the varnish than the hardwood - it takes fewer coats of varnish to get that deep-looking "glassy" complete that varnish is particularly offered for.

It"s not what you desire to hear, however I would NOT put epoxy over varnish. I imply it as is for currently then, when the varnish needs to be redone (it"s a momentary coating), sand it dvery own and also start again with epoxy. That way you aren"t sanding off all the difficult job-related you"ve currently put in. Plus, if the varnish is still "green" (soft), it"ll be tough to get off cleanly anymeans.

Also, one needs to be a little bit mindful with pouring epoxy: many formulations generate quite a little bit of exotherm as compared to other thermosetting resins. This will cause gassing (bubbles) or worse: I"ve watched as a 1/2 liter of epoxy kicked off and also melted the container it was in.

To safeguard a table (from bare wood), the "best" strategy would certainly be to cover the hardwood with 6oz glass towel and also then epoxy it. Once it"s wetted, the glass becomes clear, just choose a stripper canoe.Then apply a few even more coats of epoxy to end up filling the weave. After it"s had time to obtain great and hard, sand also it down through 150grit to knock down any type of high spots, then prep it for varnish with 220grit.

Now, a couple of coats of varnish will look favor 20 coats.


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CrankyBadger wrote:

Yes, however it"s type of backwards to perform it that method.

If you execute, you"ll have a secondary bond in between the epoxy and the varnish. One of epoxy"s staminas is its ability to penetrate lumber and also create a matrix through the wood fibers. It additionally provides a waterproof "difficult candy shell" to usually soft and porous hardwood.

Unfortunately, epoxy has actually essentially no UV resistance.

Putting epoxy on top of the varnish means that you will need to relocation it once it transforms milky and starts to come off from UV expocertain.

In boatbuilding, the epoxy seals the lumber, then the varnish goes on over height to offer the epoxy the UV security it needs. Epoxy additionally provides a much more secure base for the varnish than the lumber - it takes fewer coats of varnish to acquire that deep-looking "glassy" complete that varnish is specifically used for.

It"s not what you want to hear, however I would NOT put epoxy over varnish. I indicate it as is for currently then, as soon as the varnish needs to be redone (it"s a temporary coating), sand also it down and start aacquire through epoxy. That way you aren"t sanding off all the tough work you"ve already put in. Plus, if the varnish is still "green" (soft), it"ll be difficult to acquire off cleanly anyway.

Also, one needs to be a little careful via pouring epoxy: a lot of formulations geneprice quite a little bit of exotherm as compared to other thermosetting resins. This will certainly reason gassing (bubbles) or worse: I"ve watched as a 1/2 layer of epoxy kicked of and melted the container it remained in.

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To safeguard a table (from bare wood), the "best" approach would be to cover the timber through 6oz glass fabric and then epoxy it. Once it"s wetted, the glass becomes clear, simply prefer a stripper canoe.Then use a couple of even more coats of epoxy to end up filling the weave. After it"s had actually time to obtain good and difficult, sand it down through 150grit to tear down any type of high spots, then prep it for varnish with 220grit.