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Mineral oil and Danish oil

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Nov 21, 2005
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Oshkosh, WI
I just completed some projects on which I used mineral oil to raise end grain for sanding. I would like to apply a Danish oil finish. Is there any problem applying the Danish over the Mineral?
 
Griesbach said:
I just completed some projects on which I used mineral oil to raise end grain for sanding. I would like to apply a Danish oil finish. Is there any problem applying the Danish over the Mineral?

Nope. No Problem. 😀
 
As Mark said "No Problem"

But I'll add wait a week or two before applying the Danish Oil
 
Would suggest using water to raise the grain rather than oil. That or wet sand with the danish oil itself. Mineral oil won't set or evaporate and, by my experience, gives the piece a dull look.

Dietrich
 
Thanks to all for the information. I guess I didn't think of just using the danish oil to raise the grain for sanding. I'll try it several ways as suggested.
 
If your just wishing to raise the grain use alcohol

I've used alcohol,,,Alright I've used it for wood working too. I've used a 70 percent mixture to rub down wood to raise the grain. It didn't discolor the wood and evaporated readly. The 70 percent mixture is the type you get at the drug store.

WAB
 
Alcohol huh? And all I've been doing with that is drinking it 🙂 . Now I've got another grain raising technique to try. Thanks!
 
The nature of the wood itself means it reacts differently to water, a polar solvent, and oil, a non-polar solvent. Oil will float dust up out of the pores or allow you to press it back in, but it will not expand the fibers themselves the way water, or that semi-polar solvent alcohol will. If you want a demonstration, oil up a piece of well-sanded wood, then put a couple drops of water on it and wait. The fiber will expand, and the grain raise under the oil - or wax, which is also non-polar.

So use oil as a lubricant, use water to pop up the chewed ends for removal. Then remember that you'll have to do the same if you use shellac, because its solvent alcohol acts on wood like water.
 
Michael, you are so right. A looooong time ago I did a lot of work with gun stocks and after final sanding used water to raise the grain and then sanded using the final grit paper. This was repeated untill no more grain could be raised and then the finish was applied.

I only got back into woodworking, Turning really, a few years ago. Funny how we forget as we age 🙂 .
 
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