The structure includes a smaller percentage of china clay and a large variety of components: quartzite, feldspar, kaolin.They provide a porcelain vitreousness impart whiteness, thermal stability, and less than the porosity of faience.
To distinguish from porcelain faience, take the thing and look at it against the light.This thin-walled porcelain should shine through.It is translucent, unlike porcelain which completely transmits the light and is usually covered with glaze.
If it is necessary to determine the authenticity of the bulk items (eg, figurines), turn it over and look closely at the bottom of a.In porcelain, it is not covered with glaze.This is due to the burning technol
ogy, which is produced at higher temperatures than the manufacture of earthenware.And that porcelain is not stuck to the stand, before the second stage firing glaze brushes.
Looking at the bottom of a subject, pay attention to the lower rim neglazurirovanny.If it is white, like all the product before you are likely to porcelain.The rim at the pottery color glaze is different from the object itself, and is usually beige or light gray color.
Gently tap your product.With a light touch, china emits pure clear sound, which even coined the term "singing porcelain."The product is made of faience sounds muffled, several tones below.
Another distinctive feature of the visual and - the weight of the product.To define it, you should not use the balance, hold your cup, a plate or a statuette in his hand.If they prove without thinking harder than look the part - before you faience.Elegant porcelain is very light, almost weightless.
Color products also can tell what species it belongs ceramics.Traditionally made of white china, with a possible small paintings.This differs from the multi-colored and often bright earthenware.Exceptions are colorful antique porcelain made in China and Korea.But do not forget that sometimes there are things made of colored porcelain.But they, in spite of the color, transparency, and retain their special lightness.
Unlike porcelain ware tends to "grow old."If the surface of earthenware appear small cracks, use it is not recommended, because they accumulate harmful bacteria.
- Types of porcelain, stoneware and earthenware