Burgess No 28

Burgess No 28 is a pearl-like (high-bulk density) version of Burgess No. 98, widely used in water-based satin and semi-gloss coating systems to extend the durability of TiO2 while maintaining color intensity and gloss. It is a hydrated kaolin clay with very fine particles and increased brightness.

Chemical Name: Kaolin, Calcined

CAS Number: 1332-58-7

Chemical Family: Aluminosilicates

Pigment Type: Inorganic Pigments

Synonyms: Kaolin, calcined

Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Properties

Color (Properties)
Physical Form
Typical Physical Properties
ValueUnitsTest Method / Conditions
Brightness90%GE Method
Particle Size (residue on 325 mesh)0.005%-
Average Particle Size0.2µmSedigraph
Free Moisture Contentmax. 1%-
Specific Gravity2.63--
Refractive Index1.56--
pH (20% solids)7--
Chemical Properties
ValueUnitsTest Method / Conditions
Loss on Ignition13.7 - 14.1%-
Silica Content44.8 - 45.3%-
Aluminum Oxide Content37.5 - 39.7%-
Titanium Dioxide Content1.35 - 2.27%-
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Burning Number1--
Flammability (Solid, Gas)The product is not flammable. It will not burn--
Flash PointDoes not flash--
Insoluble inWater--
pH (at 20°C, Concentration: 200 g/l)3.5 - 7.5-DIN-ISO 787/9
AppearancePowder--
ColorOff white--
OdorSoil like--
Melting Pointmin. 1,700°C-
Boiling PointDecomposes below Boiling Point--
Decomposition Temperaturemin. 600°C-
Density (at 20°C)2.6g/cm³DIN-ISO 787/10
Explosive PropertiesNot ExplosiveEU Legislation

Regulatory & Compliance

Certifications & Compliance
Quality Standards

Packaging & Availability

Country Availability