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Kaolin Powder (Al₂Si₂O₅(OH)₄)

Kaolin, Anhydrous aluminum silicate (Al₂Si₂O₅(OH)₄), is a white soft plastic clay with low iron content. It is characterized by high brightness and is non-abrasive with naturally fine particles. It is refractory, remains white after calcination, and is a weak conductor of heat and electricity. Kaolin is hydrophilic and easily dispersed in water.
Typical Chemical Composition

Silicon dioxide ( wt%)= 56.91%
Iron oxide= 0.93%
Aluminum oxide= 39.68%
Titanium dioxide= 0.54%
Calcium oxide= 0.16%
Magnesium oxide= 0.16%
Sodium oxide= 0.60%
Potassium oxide= 0.60%

Typical Applications

Actively used as a filler in paper, rubber, paint, plastics, adhesives, & sealants. Used in ceramics, glass fiber, refractories, cement, catalysts, agriculture, chemicals, and textiles,
Kaolin KR USP Grade is used in pharmaceuticals, cosmeceuticals, and cosmetics.

Packaging Options

Jars, pails, drums, multi-ply paper bags, bulk bags, and fiberboard containers

Classification

Kaolin Powder TSCA (SARA Title III) Status: Listed. For further information, please call the EPA Office of Chemical Safety and Pollution Prevention (OCSPP) at 202-564-2902.
Kaolin Powder CAS# 1332-58-7

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Specifications Available

  • Kaolin Powder (Al₂Si₂O₅(OH)₄) - Calcined
  • Kaolin Powder (Al₂Si₂O₅(OH)₄) - Porcelain Grade
  • Kaolin Powder (Al₂Si₂O₅(OH)₄) - Sanitary Ware Grade
  • Kaolin Powder (Al₂Si₂O₅(OH)₄) - Tableware Grade
  • Kaolin Powder (Al₂Si₂O₅(OH)₄) - USP Grade

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  • 0.78 Micron
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  • 3.8 Microns

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