Ceramic
Tiles
Ceramic tile has been used for centuries and offers consumers
more options in color, texture, pattern and overall beauty
than most other floor covering materials. With new manufacturing
techniques today's ceramic tile designs are virtually indistinguishable
from natural marbles, travertines, slates and other stone
products. Glazed ceramic and porcelain tiles are great choices
for bathrooms, kitchens, foyers, sun rooms and great rooms.
Wall Tile
Ceramic wall tiles are normally less durable than tile designed
specifically for flooring. Most wall tile is glazed with a
semi-gloss or matte surface. The glazed surface has a very
low slip resistance and becomes slippery when wet. Therefore,
glazed wall tile is much more suited for wall or countertop
applications rather than floors.
Glazed Ceramic Tile
Glazed Ceramic Tile is comprised of two basic elements, clay
and water. Various clays are mined, ground and blended to
a fine powder, and pressed together to form the body of the
tile. The pressed clay body is then dried to reduce the moisture
content. Next, the surface of the tile is coated with a colored
glaze (similar to glass). The glaze is then permanently fused
to the surface of the tile by firing it in kilns at approximately
2000° Fahrenheit, to form the finished product.
Porcelain Tile
Porcelain tile is made from a blend of fine-grain clays and
other minerals to produce a very dense body, which makes it
highly resistant to moisture, staining and wear. Because of
these features, porcelain tile will withstand years of heavy
foot traffic in both interior and exterior applications while
maintaining its color and beauty.
Wear Rating
To help select suitable tiles for specific applications tiles
are rated the P.E.I. (Porcelain Enamel Institute) scale. The
tiles are evaluated for wear resistance on a scale from 1
(lowest) to 5 (highest).
- PEI 1: Light Traffic - recommended
for residential bathrooms or
other areas with light traffic and where shoes are not frequently
used.
- PEI 2: Medium Traffic - recommended
for residential interiors,
except entryways, kitchens, stairs or any area where tiles
may
come into contact with gravel or sand.
- PEI 3: Medium-heavy Traffic - recommended
for all residential interiors and light commercial applications.
Not recommended for commercial entryway.
- PEI 4: Heavy Traffic - suitable
for all residential interiors and most
commercial applications, including shopping malls and public
areas.
- PEI 5: Heavy-plus Traffic - all
residential and commercial areas
where heavy-duty wearability is needed.
Water Absorption
Ceramic tile are also classified by their water absorption
rate which reflects the density of the body of the tile. There
is a direct relationship to the water absorption rate and
the suitability of the various types of tile for interior
or exterior applications. Tiles suitable for exterior applications
must have a very low water absorption rate, especially in
climates subject to freezing and thawing cycles. These are
typically porcelain body tiles which have a moisture absorption
rating of less than .5 %.
Shading
Like the natural products themselves tiles will vary in shading.
This adds to the beauty and design of the products. When choosing
a tile it's best to view 2-3 tiles together to visually determine
the overall appearance of the tile.
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