| There are really only four significantly
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| | tung oil has over linseed oil other than
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| different finishes that major marketers
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| | water resistance is the fact that it will
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| call "oil":Straight oil. There are two
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| | yellow considerably less. This can be
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| main varieties of straight oil - tung oil
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| | important on blonde woods that you don't
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| and linseed oil. Tung oil is usually
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| | want to darken.Polymerized oil can be
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| found labeled as "pure" oil or "China
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| | made by heating any curing or semi-curing
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| wood oil". There are 2 forms of linseed
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| | oil in an oxygen-free environment to
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| oil, raw and boiled.Polymerized oil.
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| | around 500 degrees Fahrenheit. This
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| There are 2 principal kinds of this type
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| | increases its hardness and reduces its
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| of oil also. You guessed it, polymerized
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| | curing time. This oil is commonly used
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| tung oil and polymerized linseed oil.
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| | in ink and outdoor paint. This oil cures
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| Polymerized oils perform more like
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| | very fast and very hard and resists water
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| varnish than straight oil. They are also
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| | well also. It is often used in high-end
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| expensive and can be hard to find.Regular
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| | gun stocks. Two problems with this oil
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| varnish (including polyurethane) that has
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| | are its cost and the fact that it cures
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| been thinned with mineral spirits. This
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| | too fast to be applied and wiped off
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| finish is often sold as oil but is
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| | unless it is thinned greatly with mineral
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| technically a wiping varnish.A blend of
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| | spirits.Wiping varnishes include most of
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| straight oil and varnish (also including
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| | the "oil" finishes found on store shelves
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| polyurethane). This oil/varnish mix is
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| | today. They are not in fact oil at all,
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| often sold as Danish oil.Take a look at
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| | they're varnish. There is a difference.
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| some of the qualities of each of these
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| | Varnish cures much faster than oil. It
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| major categories.Linseed oil is extracted
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| | also cures glossy (unless flattening
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| from seeds of the flax plant. Metallic
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| | agents are added by the manufacturer) and
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| driers are added to the oil to speed
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| | is hard when cured. This hardness is the
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| drying time. The linseed oil mix that is
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| | most important difference, as it allows
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| available to consumers cures in about a
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| | you to build up a thicker layer of finish
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| day. Of all finishes except wax, linseed
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| | with repeated coats.Oil/varnish blends
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| oil is the least protective.Tung oil is
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| | are simply what the name implies. Oil
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| extracted from the nuts of the tung tree.
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| | and varnish (including polyurethane) are
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| Many high-quality varnishes are made
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| | compatible so they can be mixed. This
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| with tung oil, but it is rarely used as a
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| | combines the properties of both, reducing
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| finish on its own. Tung oil can be
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| | the gloss and increasing the cure time,
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| fairly water-resistant with five or six
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| | making it easier to apply than varnish,
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| coats, but is too soft to provide
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| | while still providing the hard cure that
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| superior scratch resistance. In fact,
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| | varnish is used for.Hopefully this list
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| tung oil will require five to six coats
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| | will help you make the right decision on
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| to give a pleasing smooth appearance and
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| | the finish to use on your wood project!
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| cures very slowly. The only advantage
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