2014年1月3日星期五

Unique Ceramic Tile Colors - Orange Red Inclusion Pigment

Inclusion Orange Red-S705
Inclusion Orange Red-S706
The other name:Included Orange Red Pigments, Brilliant Orange,Carrot-Orange
 

The color of inclusion stains is directly related to the content of Selenium.The higher the Se content,the more reddish of the color. On the contrary, the lower the Se content, the more yellowish the color.From red to yellow , there is Selenium of various content, while as the color ranges from red to yellow,the content of Selenium decreases until in S-700 there is not Selenium any more. In a word, in the structure, Selenium is in the position of Sulphur.

Orange Inclusion  Pigment Characteristic
Model No.S-705, S-706
ColorOrange
Chemical compositionZr-Si-Cd-Se-S
Sieve residue on 400 mesh≤0.3%
Moisture content≤0.5%
DispersibilitySuperior
Color differenceΔ≤1
Firing stabilityUp to 1250℃
Firing conditionOxide
RemarkSuitable for all glazes
 
Inclusion pigments represent a new generation of inorganic, high-temperature-stable pigments for ceramic applications. By including colored, inorganic compounds in a zirconium silicate crystal, the coloring characteristics of these compounds are combined with the stability characteristics of the zirconium silicate. Great technical importance has already been attained today by CdS/CdSe inclusion pigments for the color range of red-orange-yellow. They are synthesized through the inclusion of CdS-CdSe mixed crystals during the reaction of ZrO2 with SiO2. These stains are thermally stable up to about 1400oC and are used primarily for the coloring of vitreous coatings.

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