Christmas is in
the air! Are you dreaming of a white Christmas? Literally, we call it a white
Christmas if the ground is covered by a snow with a depth of at least 1 inch on
the morning of Christmas day. More than that, it refers to celebrating
Christmas with our family and friends in a traditional Christmas setting. As
the color in the term represents beginning, perfection, lightness and good, it
signifies and heralds good vibration and good qualities. If there is a notion
of a white Christmas this Christmas time, in decorative concrete industry there
is also what we call us white concrete driveway. If a white Christmas means we
have spent a good year and enters another positive and exciting year, white
concrete driveway serves as a very valuable entrance to our home that gives
positive vibration as it welcomes us.
Despite of the
wide availability of colors and pigments that are added in installing and
resurfacing a concrete driveway, a lot of homeowners are choosing a gleaming,
bright and white driveway. A white concrete driveway doesn't use the typical
gray cement that has high a level of manganese and iron content. These
chemicals give colors to concrete driveway because they produce coloring oxides.
The type of cement used for white driveways is called white Portland cement.
This is a modified type of cement which is manufactured with low levels of
manganese and iron content.
However, keeping
the level of manganese and iron content low in cement is not always a guarantee
that you would produce a white concrete driveway. A very white concrete
driveway can't be achieved if the aggregates added would still give pigment
effects to the concrete. An example of this is regular sand. Regular sand gives
tanish color to white cement concrete. To avoid this, light colored sand is
used instead. Other white coarse aggregates like limestone can also be used to
keep pigmenting effects to concrete minimal.
Anyway, what
makes a white concrete driveway special to homeowners? Before we answer this,
we must also take note that a driveway made from white cement can still be
added with colors. Why? Because the result would be finer and brighter colors.
Light-colored concrete driveways have higher light reflectance. This means they
are energy-efficient and they contribute to your safety since you would no
longer need to put unnecessary streetlights if your driveway has a high albedo.
Albedo is a measurement of driveway surface reflectance. It is the ratio of the
reflected solar radiation to the total amount that falls on that surface. The
albedo of white Portland cement of newly installed white concrete driveway
ranges from .70 to .80. This means 70 to 80 percent of the solar radiation that
fell on its surface is reflected. An asphalt driveway due to its dark color
would only reflect solar radiation within the range of .05 to .10, meaning only
5 to 10 percent is reflected. So, that answers why white concrete driveway is
special for a lot of homeowners.
Do you want a white
Christmas? As you enter a new year foreseeing a new phase in your life, try a
white concrete driveway that would give you positive vibration while you enter
into your residence and celebrate your white Christmas today and the years to
come.
Hi dear,
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